| 22T-001 | Schizophrenia | Intravenous immunoglobulin | Rituximab | Enrolling | Belinda Lennox | 56 | | United Kingdom |
| 21T-003 | Schizophrenia | Clemastine | aerobic exercise (endurance training) add-on to standard antipsychotic treatment | Preparing to enroll | Peter Falkai | 93 | | Germany |
| 21T-002.b | Schizophrenia | Luteolin | | Enrolling | Stephen Marder | 33 | CA | USA |
| 21T-002.a | Schizophrenia | Luteolin | | Enrolling | Robert Buchanan | 33 | Maryland | United States |
| 19T-002 | Schizophrenia | Acetazolamide | | Enrolling | Vish Nimgaonkar | 60 | PA | USA |
| 19T-001 | Schizophrenia | Synbiotic Prebio-Tec | | Enrolling | Faith Dickerson, PhD | 68 | MD | USA |
| 17T-005 | Bipolar depression | probiotic microorganisms (Lactobacillus GG, Bifidobacteria lactis strain Bb12) | | Enrolling | Sherwood Brown, M.D., Ph.D. | 66 | TX | USA |
| 18T-005 | Schizophrenia | Estradiol patch | | Enrolling | Mark Weiser | 120 | Ramat Gan | Israel |
| 18T-004 | Schizophrenia | probiotic microorganisms | | Enrolling | Iris Sommer | 240 | | Netherlands |
| 18T-003 | Schizophrenia | Cromoglycate | | Enrolling | Vishwajit Nimgaonkar | 100 | PA | USA |
| 18T-002 | Schizophrenia | Bazedoxifene | | Enrolling | Jayashri Kulkarni | 160 | Victoria | Australia |
| 17T-004 | Schizophrenia | Withania somnifera | | Enrolling | Dr. Steve Marder, Dr. Bob Buchanan | 66 | California, Maryland | USA |
| 17T-003 | Schizophrenia | Methotrexate | | Cancelled | Mark Weiser | 100 | | Israel |
| 17T-002 | Bipolar affective disorder | Scopolamine | | Preparing to start | Brian Hallahan | 50 | | Ireland |
| 17T-001 | Bipolar depression | Probiotic microorganisms | | Enrolling | Faith Dickerson | 80 | MD | USA |
| 04-NV-001 | schizophrenia | valacyclovir | | Cancelled | William G. Honer | 125 | B.C. | Canada |
| 15T-010 | Schizophrenia | Cognitive training | | Completed | Sophia Vinogradov | 120 | CA | USA |
| 15T-009 | Bipolar disorder | Fecal microbiota transplantation | | Enrollment complete | Valerie H. Taylor | 50 | Ontario | Canada |
| 15T-008 | Schizophrenia | Sodium Butyrate | | Cancelled | Robert Smith | 100 | NY | USA |
| 15T-007 | Bipolar postpartum depression | Celecoxib | | Cancelled | Verinder Sharma | 56 | Ontario | Canada |
| 15T-006 | Schizophrenia | Aspirin | | Enrolling | Dragana Pavicevic | 100-120 | | Serbia |
| 15T-005 | schizophrenia | Siltuximab | | Terminated | Brian Miller, M.D. | 30 | GA | USA |
| 15T-004 | Bipolar depression | Minocycline | Celecoxib | Completed | Muhammad Ishrat Husain | 240 | | United Kingdom |
| 15T-002 | Bipolar depression | Stem cell therapy | | Cancelled | Philip Harvey | 60 | FL | USA |
| 15T-001 | Schizophrenia | Sulforaphane Nutraceutical | | Completed | Faith Dickerson, PhD | 64 | MD | USA |
| 14T-012 | Bipolar disorder | Trehalose | Saccarose | Completed | Vieta | 60 | Catalunya | Spain |
| 14T-011 | Bipolar disorder | Cannabidiol | mood stabilizer and/or antipsychotic drug treatment | Cancelled | Rentzsch | 82 | | Germany |
| 14T-010 | Bipolar disorder | Nitrous Oxide | lithium or valproic acid | Cancelled | Nagele | 60 | MO | USA |
| 14T-009 | Schizophrenia | Sulforaphane | Minocycline | Completed | Jin | 300 | CA | USA |
| 14T-008 | Bipolar disorder | Metformin | | Enrolling | Calkin | 60 | | Canada |
| 14T-007 | Schizophrenia | Garcinia mangostana Linn (mangosteen) pericarp | antipsychotic drug treatment | Completed | Berk | 150 | VIC | Australia |
| 14T-006 | Schizophrenia | Minocycline or Doxycycline | antipsychotic drug treatment | Completed | Weiser | 210 | | USA |
| 14T-005 | Bipolar disorder | Ebselen | antipsychotic drug treatment | Completed | Cowen | 60 | United Kingdom | United Kingdom |
| 14T-004 | Schizophrenia | Intravenous immunoglobulin or plasma exchange | | Completed | Coles | 15 | | United Kingdom |
| 14T-003 | schizophrenia | minocycline | omega-3 | Completed | Qurashi | 320 | Merseyside | United Kingdom |
| 14T-002 | schizophrenia | omega-3 | | Completed | Kahn | 220 | | The Netherlands |
| 14T-001 | schizophrenia | estradiol | | Completed | Weiser | 200 | | Israel |
| 01T-422 | Schizophrenia | Lamotrigine | | Completed | Bustillo | 42 | NM | USA |
| 01T-063 | Schizophrenia | Metformin | | Completed | Hadley | 60 | NY | USA |
| 01T-407 | Schizophrenia | Modafinil | | Completed | Pierre | 20 | CA | USA |
| 01T-400 | Schizophrenia | N-acetyl cysteine | | Completed | Berk | 140 | Victoria | Australia |
| 01T-067 | Schizophrenia | Mirtazapine | | Completed | Joffe | 40 | | Finland |
| 01T-080 | Schizophrenia | Pergolide | | Completed | Sekine | 60 | Shizuoka | Japan |
| 01-074 | Schizophrenia | Risperidone Added to Clozapine | | Completed | Anil | 30 | | Turkey |
| 01-043 | Schizophrenia | Risperidone added to Clozapine | Clozapine monotherapy | Completed | Freudenreich | 24 | MA | USA |
| 01T-057 | Schizophrenia | Rivastigmine | | Completed | Potkin | 23 | CA | USA |
| 02T-195 | Bipolar disorder | Acamprosate | | Completed | Grunze | 60 | Town Munich | Germany |
| 98-RC-325B-3 | Bipolar Disorder | Buproprion | Paroxetine | Discontinued | Biederman | 40 | MA | USA |
| BPN-1 | Bipolar Disorder | Buproprion | Sertraline | Completed | BPN-1 | 210 | | |
| 01T-056 | Bipolar Disorder | Calcitonin | | Completed | Yatham | 60 | British Columbia | Canada |
| 01-045 | Bipolar Disorder | Carnitine | | Completed | Elmslie | 60 | | New Zealand |
| 01-106 | Bipolar Disorder | Chromium Picolinate | | Completed | Amann | 30 | | Germany |
| 01-201 | Bipolar Depression | D-Cycloserine | | Completed | Adler | 25 | OH | USA |
| 98-RC-325A-1 | Bipolar Disorder | Donepezil | | Completed | Sachs | 23 | MA | USA |
| 98-RC-305-1 | Bipolar Mania | Entacapone | | Completed | Walden | 7 | | Germany |
| BPN-2 | Bipolar Disorder | Ethyl Eicosapentanoic Acid | | Completed | Keck | 121 | OH | USA |
| 98-RC-305-2 | Bipolar Disorder | Ethosuximide | | Completed | Walden | 15 | | Germany |
| 00-032 | Bipolar Disorder | Topiramate + Olanzapine | Olanzapine | Completed | Wozniak | 40 | MA | USA |
| 01-005 | Bipolar II Depression | Lithium | Venlafaxine | Completed | Amsterdam | 84 | PA | USA |
| 00-041 | Bipolar Disorder | Inositol Depletion Diet | | Completed | Bersudsky | 15 | | Israel |
| 98-RC-325A-2 | Bipolar Depression | Inositol | | Completed | Sachs | 17 | MA | USA |
| 98-RC-316 | Bipolar Disorder | Lamotrigine | Lithium | Completed | Licht | 150 | | Denmark |
| BPN-3 | Bipolar Disorder | Levetiracetam | | Completed | BPN-3 | 30 | | |
| 00-091 | Bipolar Disorder with Comorbid Alcohol Abuse/Dependence | Olanzapine | Divalproex | Completed | Frye | 50 | CA | USA |
| 01-122 | Bipolar Disorder | Mexiletine | | Completed | Schaffer | 20 | Ontario | Canada |
| 00-266 | Bipolar Disorder in Adolescent | Alpha-linolenic acid | | Completed | Gracious | 44 | NY | USA |
| 99-128 | Bipolar Disorder | Pramipexole | | Completed | Goldberg | 60 | NY | USA |
| 98-RC-305-3 | Bipolar Disorder | Retigabine | | Completed | Walden | 10 | | Germany |
| 01T-084 | Bipolar Disorder | S-Adenosyl-methionine (SAMe) | | Terminated | Kagan | 10 | CA | USA |
| 97-RC-299-9 | Bipolar Disorder | Taurine | | Completed | Cohen | 30 | MA | USA |
| BPN-5 | Bipolar Disorder | Topiramate | Sibutramine | Completed | McElroy | 60 | OH | USA |
| 01T-045 | Bipolar Disorder | Tryptophan | Branch Chain Amino Acids | Completed | Goodwin | 20 | Oxfordshire | United Kingdom |
| BPN-6 | Bipolar Disorder | zonisamide | | Completed | BPN-6 | 60 | | |
| 01-038 | Bipolar Disorder and Schizophrenia (prodromal) | Lithium | | Completed | Berger | 30 | Victoria | Australia |
| 01T-069 | Bipolar Disorder and Schizophrenia | Mirtazapine | Propranolol | Completed | Poyurovsky | 26 | | Israel |
| 01T-435 | Bipolar Disorder and Schizophrenia | Trimethoprim-sulfamethoxazole | | Completed | Li | 1500 | Wuhan | China |
| 01T-426 | Schizophrenia | AIT-082 | | Completed | Fleming | 20 | CA | USA |
| 01T-101 | Schizophrenia | Allopurinol | | Completed | Lara | 35 | RS | Brazil |
| 01T-047 | Schizophrenia | Amantadine | | Completed | Silver | 29 | Haifa | Israel |
| 02-STN-008-1 | Schizophrenia | Amoxapine | | Completed | Kapur | 12 | Ontario | Canada |
| 01T-078 | Schizophrenia | Atomoxetine | | Completed | Conley | 30 | MD | USA |
| 03-RC-005-2 | Schizophrenia | Azithromycin | | Completed | Dickerson | 56 | MD | USA |
| 00-093 | Schizophrenia | Cannabidiol | Amilsupiride | Completed | Leweke | 70 | | Germany |
| 02-STN-007 | Schizophrenia | Celecoxib | | Completed | Müller | 50 | | Germany |
| 01T-418 | Schizophrenia | Celecoxib | | Completed | Müller | 40 | | Germany |
| 01T-049 | Schizophrenia | Chromium Picolinate | | Completed | Cowen | 112 | | United Kingdom |
| 01T-437 | Schizophrenia | Clotiapine | | Completed | Belmaker | 60 | | Israel |
| 03-STN-001 | Schizophrenia | CX516 | | Completed | Goff | 105 | MA | USA |
| 00-226 | Schizophrenia | D-Cycloserine | Glycine | Completed | Kee | 45 | CA | USA |
| 01-STN-010 | Schizophrenia | Dehydroepiandrosterone (DHEA) | | Completed | Jarskog | 30 | NC | USA |
| 01T-417 | Schizophrenia | Dipyridamole | | Terminated | Thaker | 138 | MD | USA |
| 00-162 | Schizophrenia | DMXB-A | | Completed | Freedman | 40 | CO | USA |
| 01T-096 | Schizophrenia | Donepezil | | Completed | Kohler | 90 | PA | USA |
| 00-029 | Schizophrenia | D-serine | | Completed | Heresco-Levy | 39 | | Israel |
| 01T-106 | Schizophrenia | Ethyl Eicosapentanoic Acid | Vitamins E and C | Completed | Bentsen | 200 | | Norway |
| 00-310 | Bipolar Disorder | Tamoxifen | Progesterone | Completed | Kulkarni | 21 | Victoria | Australia |
| 99-151 | Schizophrenia | Estrogen | | Completed | Chakos | 21 | NY | USA |
| 01T-411 | Schizophrenia | Galantamine | | Completed | Buchanan | 80 | MD | USA |
| 01T-107 | Schizophrenia | Gingko Biloba | | Completed | Cheung | 57 | CA | USA |
| 02-STN-006 | Schizophrenia | Hydroxychloroquine | | Completed | Desta | 61 | | Ethiopia |
| 00-199 | Schizophrenia | Lamotrigine | | Terminated | Adityanjee | 60 | MN | USA |
| 01T-099 | Schizophrenia | Risperidone | Olanzapine | Completed | McClellan | 120 | WA | USA |
| 00-225 | Schizophrenia | Olanzapine | Haloperidol | Completed | Rosebush | 124 | Ontario | Canada |
| 01T-082 | Schizophrenia | Oxcarbazepine | | Completed | Leweke | 222 | Koeln | Germany |
| 00-209 | Schizophrenia | Pramipexole | | Completed | Kelleher | 24 | NY | USA |
| 01T-404 | Schizophrenia | Pyrimethamine + Sulfadiazine (Fansidar) | | Completed | Hinze-Selch | 60 | | Germany |
| 01T-076 | Schizophrenia | Reboxetine | Citalopram | Terminated | Raedler | 75 | | Germany |
| 01T-432 | Schizophrenia | Riluzole | | Completed | Zimolo | 30 | CT | USA |
| 00-130 | Psychosis (children and adolescents) | Risperidone | Olanzapine | Completed | Sikich | 38 | NC | USA |
| 00-133 | Schizophrenia | Risperidone | Olanzapine | Completed | Sheitman | 85 | NC | USA |
| 01-055 | Schizophrenia | Risperidone | Clozapine | Completed | Honer | 68 | British Columbia | Canada |
| 02-STN-004 | Schizophrenia | Secretin | | Completed | Lieberman | 15 | NC | USA |
| 02-STN-009 | Schizophrenia | Tamoxifen | | Completed | Lieberman | 26 | NC | USA |
| 01T-073 | Schizophrenia | Tetrabenazine | | Completed | Remington | 60 | Ontario | Canada |
| 01T-046 | Schizophrenia | Tiagabine | | Terminated | Woo | 40 | MA | USA |
| 98-RC-991 | Schizophrenia | Trimethoprim | | Completed | Alem | 100 | | Ethiopia |
| 02-STN-002 | Schizophrenia | Trimethoprim-sulfamethoxazole | | Completed | Desta | 80 | | Ethiopia |
| 02-STN-005 | Schizophrenia | Valcyclovir | | Completed | Dickerson | 65 | MD | USA |
| 02T-166 | Bipolar Disorder | Methylene blue | | Completed | Alda | 60 | Novia Scotia | Canada |
| 02T-137 | Schizophrenia | Mirtazapine | | Cancelled | Bertolino | 30 | | Italy |
| 02T-156 | Schizophrenia | Panax ginseng | | Completed | Chiu | 60 | Ontario | Canada |
| 02T-140 | Tardive Dyskinesia | Ethyl Eicosapentanoic Acid | | Completed | Emsley | 84 | | South Africa |
| 02T-123 | Bipolar and Unipolar Depression | Ropinirole | | Completed | Grunhaus | 60 | | Israel |
| 02T-134 | Bipolar Disorder and Schizophrenia | Orlistat | | Completed | Joffe | 80 | | Finland |
| 02T-170 | Major Depression | Triiodothyronine | | Completed | Lerer | 124 | | Israel |
| 02T-125 | Tardive Movement Disorders | Vitamin B6 | | Completed | Lerner | 50 | | Israel |
| 02T-119 | Schizophrenia | Amridin | | Completed | Morozova | 60 | | Russia |
| 02T-147 | Bipolar Substance Abuse | Quetiapine | Risperidone | Completed | Nejtek | 60 | TX | USA |
| 02T-135 | Schizophrenia | Buspirone | | Completed | Norman | 18 | Victoria | Australia |
| 02T-160 | Bipolar Disorder | Methylphenidate | Atomoxetine | Terminated | Schweitzer | 30 | MD | USA |
| 02T-174 | Bipolar Disorder | 17b Estradiol | | Terminated | Sharma | 96 | Ontario | Canada |
| 02T-183 | Bipolar Disorder (rapid cycling) and Comorbid Substance Abuse | Lamotrigine | | Completed | Gao | 90 | OH | USA |
| 02T-152 & 02T-158 | Bipolar Depression | Lamotrigine | Lithium | Completed | Suppes | 80 | TX | USA |
| 02T-117 | Schizophrenia | Topiramate | | Completed | Tiihonen | 100 | | Finland |
| 02T-175 | Schizophrenia, prodromal stage | Glycine | | Completed | Woods | 10 | CT | USA |
| 02T-162 | Bipolar Disorder | Tamoxifen | | Completed | Yildiz-Yesiloglu | 50 | Izmir | Turkey |
| 02T-153 | Bipolar Disorder | FEWP | Carbamazepine | Completed | Zhang-Jin | 235 | MD | USA |
| 02I-001 | Schizophrenia | WSKY | | Completed | Wang | 200 | Wuhan | China |
| 02I-003 | Bipolar depression | Acanthopanax senticosus | Fluoxetine | Completed | Wang | 360 | Wuhan | China |
| 02I-004 | Schizophrenia | Sarsarspogenin | | Completed | Xiao | 90 | | China |
| 02I-005 | Schizophrenia | Cerebrolysin | | Completed | Xiao | 80 | | China |
| 02I-007 | Schizophrenia | Tianma (gastrodia elata B1.) | | Completed | Ma | 200 | Sichuan | China |
| 02I-008 | Bipolar Depression | Danshen | | Completed | Wang | 140 | | China |
| 02I-012 | Schizophrenia | Rhubarb and Chrysanthemum | | Discontinued | Zhang | 140 | | China |
| 02T-233 | Schizophrenia | Entacapone | | Completed | Klein | 80 | | Israel |
| 02T-235 | Tardive Dyskinesia | Piracetam | | Completed | Lerner | 40 | | Israel |
| 02T-238 | Bipolar Depression | Levothyroxine | | Completed | Bauer | 70 | | Germany |
| 02T-241 | Schizophrenia and Alcohol Dependence | Glycine | | Completed | Petrakis | 46 | CT | USA |
| 02T-244 | Schizophrenia (first episode) | Minocycline | | Completed | Mendlovic | 210 | | Israel |
| 02T-247 | Schizophrenia | Memantine | | Completed | Schaefer | 80 | | Germany |
| 02T-251 | Schizophrenia | Pimozide | | Completed | Gunduz-Bruce | 60 | CT | USA |
| 02T-264 | Schizophrenia | Flunarizine | Haloperidol | Completed | Lara | 70 | RS | Brazil |
| 02T-270 | Schizophrenia | Buspirone | | Completed | Meltzer | 74 | TN | USA |
| 02T-271 | Schizophrenia | Rosiglitazone | | Completed | Henderson | 40 | MA | USA |
| 02T-210 | Bipolar Depression | Modafinil | | Completed | Frye | 76 | CA | USA |
| 02T-192 | Bipolar Depression | Aripiprazole | | Completed | McElroy | 30 | OH | USA |
| 02T-269 | Schizophrenia Prodrome | Risperidone | Sertraline | Terminated | Cornblatt | 60 | NY | USA |
| 02T-229 | Schizophrenia | Dehydroepiandrosterone (DHEA) | | Completed | Ritsner | 62 | | Israel |
| 02T-255 | Schizophrenia | Pregnenolone | | Completed | Savitz | 32 | NY | USA |
| 02I-013 | Bipolar Depression | Yuan Shao Jieyu Tang (YSJT) | Venlafaxine | Completed | Bi | 120 | Sichuan | China |
| 98-STN-001 | Schizophrenia | Ethyl Eicosapentanoic Acid | | Completed | Fenton | 87 | MD | USA |
| 02T-181 | Bipolar Disorder | Celecoxib | | Completed | Soares | 28 | TX | USA |
| 03T-315 | Prodromal Psychosis | Ethyl Eicosapentanoic Acid | | Completed | Amminger | 80 | | Austria |
| 03T-324 | Schizophrenia | Pravastatin | | Completed | Brar | 60 | PA | USA |
| 03T-301 | Schizophrenia | Acetylsalicylic acid | | Completed | Burger | 80 | | The Netherlands |
| 03T-363 | Schizophrenia | D-Serine | | Completed | D'Souza | 72 | CT | USA |
| 03T-327 | Schizophrenia | Atomoxetine | | Completed | Ganguli | 60 | PA | USA |
| 03T-352 | Schizophrenia | Amisulpride and Quetiapine | Clozapine | Completed | Haro | 62 | | Spain |
| 03T-388 | Schizophrenia | Bezoar Xiexin Tang | | Completed | Cai | 200 | | China |
| 03T-361 | Bipolar Disorder (pediatric) | Quetiapine | Valproate | Completed | Kowatch | 60 | OH | USA |
| 03T-340 | Bipolar Depression | Cytidine | | Completed | Lyoo | 80 | | South Korea |
| 03T-356 | Bipolar Disorder | Allopurinol | Dipyridamole | Completed | Machado-Vieira | 180 | RS | Brazil |
| 03T-294 | Schizophrenia | Reboxetine | | Completed | Poyurovsky | 60 | | Israel |
| 03T-342 | Schizophrenia | Pergolide | | Completed | Roesch - Ely | 60 | | Germany |
| 03T-350 | Schizophrenia | Riluzole | Risperidone | Terminated | Rujescu | 100 | | Germany |
| 03T-343 | Schizophrenia | Sibutramine | | Completed | Spivak | 60 | | Israel |
| 03T-293 | Schizophrenia | S-Adenosyl-Methionine (SAMe) | | Completed | Strous | 30 | | Israel |
| 03T-353 | Schizophrenia | 17-beta Estradiol patch | | Completed | Wieck | 24 | | United Kingdom |
| 03T-299 | Schizophrenia | LDXGW | | Completed | Xu | 200 | | China |
| 02-STN-001 | Schizophrenia | Amoxapine | Olanzapine | Terminated | Fitzgerald | 10 | | Australia |
| 98-RC-301-1 | Bipolar Disorder | Quetiapine | | Completed | Rush | 30 | TX | USA |
| 98-RC-301-2 | Bipolar Disorder | Naltrexone | | Completed | Rush | 50 | TX | USA |
| 98-RC-301-3 | Bipolar Disorder | Prednisone | | Completed | Rush | 30 | TX | USA |
| 98-RC-301-4 | Bipolar Disorder | Adderall | | Completed | Rush | 40 | TX | USA |
| 98-RC-301-5 | Bipolar Disorder and Cocaine/Stimulant Abuse/Dependence | Lamotrigine | | Completed | Rush | 80 | TX | USA |
| 98-RC-301-6 | Bipolar Disorder | Topiramate | Lithium | Completed | Rush | 40 | TX | USA |
| 98-RC-304 | Bipolar Disorder and Schizophrenia | Mifepristone | | Completed | Young | 20 | | United Kingdom |
| 97-RC-299-1 | Bipolar Disorder | S-adenosyl-methionine (SAMe) | | Completed | Cohen | 15 | MA | USA |
| 97-RC-299-5 | Bipolar Disorder | Multi-vitamin preparation | | Completed | Cohen | 30 | MA | USA |
| 97-RC-299-10 | Bipolar Disorder | Triacetyluridine | | Completed | Cohen | 20 | MA | USA |
| 97-RC-301-1 | Bipolar Disorder | Divalproex | Lithium | Completed | Findling | 152 | OH | USA |
| 97-RC-301-2 | Bipolar Disorder | Divalproex | Lithium | Completed | Findling | 53 | OH | USA |
| 97-RC-301-4 | Bipolar Disorder | Aripiprazole | | Completed | Findling | 60 | OH | USA |
| 97-RC-301-5 | Bipolar Disorder | Aripiprazole | | Completed | Findling | 60 | OH | USA |
| 98-RC-312-1 | Bipolar Disorder | Fosphenytoin | | Completed | Applebaum | 20 | | Israel |
| 98-RC-312-2 | Bipolar Disorder | Valproate | | Completed | Prolov | 20 | | Israel |
| 98-RC-312-3 | Bipolar Disorder | Amino acid oral drink | | Completed | Applebaum | 40 | | Israel |
| 98-RC-312-4 | Bipolar Disorder | Phenytoin | | Completed | Mishory | 27 | | Israel |
| 98-RC-325B-1 | Bipolar Disorder | Risperidone | Olanzapine | Completed | Biederman | 31 | MA | USA |
| 98-RC-325B-2 | Bipolar Disorder | Concerta | Adderall | Discontinued | Biederman | 80 | MA | USA |
| 98-RC-325B-4 | Bipolar Disorder | Risperidone | Olanzapine/Quetiapine | Completed | Biederman | 120 | MA | USA |
| 99-RC-998 | Bipolar Disorder | Valproate and lithium combination | Lithium or valproate monotherapy | Completed | Geddes | 345 | Oxfordshire | United Kingdom |
| 03T-408 | Bipolar Disorder | Valnoctamide | | Completed | Agam | 80 | | Israel |
| 03T-415 | Bipolar Disorder | Tamoxifen | Progesterone | Completed | Kulkarni | 60 | Victoria | Australia |
| 03T-472 | Psychosis (first episode) | B vitamins: Folic acid and Pyridoxine and Hydroxycobalamin | | Completed | O'Donnell | 120 | Victoria | Australia |
| 03T-457 | Bipolar Disorder | Riluzole | | Completed | Payne | 94 | MD | USA |
| 03T-475 | Bipolar II depression | Lamotrigine | Lithium | Completed | Tamminga | 20 | TX | USA |
| 03T-422 | Schizophrenia | Raloxifene | Hormone Replacement Therapy (HRT) | Completed | Kulkarni | 60 | Victoria | Australia |
| 03T-429 | Bipolar Depression | Mifepristone | | Completed | Young | 150 | British Columbia | Canada |
| 03T-439 | Bipolar Disorder and Cocaine Abuse/Dependence | Citicoline | | Completed | Brown | 40 | TX | USA |
| 03T-442 | Schizophrenia | Valproate | | Completed | Wang | 200 | Xicheng District | China |
| 03T-459 | Schizophrenia | Celecoxib | Risperidone | Completed | Zhang | 250 | | China |
| 03T-471 | Schizophrenia | Epigallocatechin Gallate (EGCG) | | Completed | Berger | 40 | OR | USA |
| 03T-480 | Schizophrenia | Fructus Choerospondiatis | Semen Ziziphi Spinosae | Completed | Wuliji | 195 | Inner Mongolia Autonomous Region | China |
| 03T-413 | Schizophrenia | L-carnosine | | Completed | Chengappa | 84 | PA | USA |
| 00-126 | Schizophrenia | Rivastigmine | | Completed | Sharma | 40 | SE5 8AF | United Kingdom |
| 03T-483 | Schizophrenia | D-Serine | | Completed | Weiser | 200 | | Israel |
| 04T-504 | Schizophrenia | Raloxifene | | Completed | Usall-Rodie | 36 | Barcelona | Spain |
| 04T-536 | Schizophrenia | Folic Acid | B-12 | Completed | Greenberg | 90 | NY | USA |
| 04T-581 | Schizophrenia | Tyrosine | | Cancelled | Jaskiw | 24 | OH | USA |
| 04T-574 | Schizophrenia | Nicotine | | Completed | Eden Evins | 40 | MA | USA |
| 00-105 | Schizophrenia | Estradiol | | Completed | Kulkarni | 69 | Victoria | Australia |
| 98-RC-305-4 | Bipolar Disorder | Oxcarbazepine | | Completed | Walden | 0 | | Germany |
| 97-RC-324-1 | Schizophrenia | Famciclovir | Olanzapine | Completed | Brusov | 60 | | Russia |
| 01-RC-310-4 | Bipolar Disorder | Olanzapine | Topirimate | Completed | Vieta | 26 | | Spain |
| 04T-580 | Schizophrenia | Ondansetron | Haloperidol | Completed | Zhang | 120 | Shaanxi Province | China |
| 02-STN-008-2 | Schizophrenia | Amoxapine | | Completed | Kapur | 40 | Ontario | Canada |
| 01T-436 | Schizophrenia | Folic Acid | B12 | Completed | Belmaker | 42 | | Israel |
| BPN-7 | Bipolar Disorder | Quetiapine | | Completed | Suppes | 15 | TX | USA |
| 04T-512 | Schizophrenia | Bacopa monnieri and Nardostachys jatamansi | Olanzapine | Completed | Mundewadi | 200 | Mumbra Thane | India |
| 04T-496 | Bipolar Disorder | Folic Acid | | Completed | Cowen | 120 | | United Kingdom |
| 04T-630 | Bipolar Depression | Memantine | | Completed | Anand | 40 | IN | USA |
| 04T-583 | Schizophrenia | Minocycline | | Completed | Chaudhry | 80 | | United Kingdom |
| 04T-624 | Bipolar Disorder | Folate, B6, B12 | B6 | Completed | Dittmann | 90 | | Germany |
| 04T-619 | Bipolar Depression | 4-Aminopyridine | | Completed | Suppes | 20 | TX | USA |
| 04T-626 | Bipolar Depression | Magnesium Sulfate | | Terminated | Fan | 40 | CA | USA |
| 04T-617 | Schizophrenia | Celecoxib | | Completed | Müller | 50 | | Germany |
| 04T-584 | Schizophrenia with Metabolic Abnormalities | Pioglitazone | | Completed | Smith | 40 | NY | USA |
| 03-RC-005-4 | Schizophrenia | Valacyclovir | | Completed | Dickerson | 62 | MD | USA |
| 01T-420 | Schizophrenia | Celecoxib | | Completed | Dolnak | 35 | CA | USA |
| 97-RC-299-13 | Bipolar Disorder | Taurine | | Completed | Cohen | 30 | MA | USA |
| 97-RC-299-16 | Bipolar Disorder | Cytidine | | Completed | Cohen | 60 | MA | USA |
| 05T-658 | Schizophrenia | Pregnenolone | | Completed | Kim | 100 | NY | USA |
| 05T-680 | Bipolar Disorder | Insulin | | Completed | McIntyre | 60 | Ontario | Canada |
| 05T-670 | Bipolar Disorder | Pramipexole | | Completed | Malhotra | 50 | NY | USA |
| 05T-678 | Schizophrenia | Cannabidiol | | Completed | Leweke | 16 | | Germany |
| 05T-648 | Schizophrenia | Bexarotene | | Completed | Lerner | 25 | | Israel |
| 05T-685 | Schizophrenia | Pramipexole | | Canceled | Kelleher | 40 | NY | USA |
| 05T-693 | Schizophrenia | Simvastatin | | Completed | Gross | 80 | NY | USA |
| 05T-681 | Bipolar Depression | Levetiracetam | | Completed | Bhagwagar | 50 | CT | USA |
| 01T-075 | Bipolar Disorder | Mecamylamine | | Terminated | Shytle | 30 | FL | USA |
| 01-RC-310-2 | Bipolar Depression | Venlafaxine | Paroxetine | Completed | Vieta | 60 | | Spain |
| 01T-068 | Bipolar Depression | Hydroxychloroquine | | Terminated | Maes | 75 | | Belgium |
| 02T-176 | Bipolar Depression | Methyltestosterone | | Terminated | Suppes | 20 | TX | USA |
| 01T-064 | Bipolar Depression | Riluzole | | Terminated | Printz | 2 | NY | USA |
| 00-205 | Bipolar Disorder | Lamotrigine | | Terminated | Bowden | 240 | TX | USA |
| 03T-337 | Schizophrenia | Suberoylanilide Hydroxamic Acid | | Terminated | Potkin | 70 | CA | USA |
| 05T-704 | Bipolar Disorder | Lamotrigine | | Completed | Brown | 120 | TX | USA |
| 05T-700 | Schizophrenia | Tropisetron | | Completed | Hashimoto | 40 | | Japan |
| 05T-742 | Schizophrenia | Estradiol Patches | | Completed | Kulkarni | 180 | Victoria | Australia |
| 05T-743 | Schizophrenia | BF2.649 | | Completed | Tamminga | 60 | TX | USA |
| 05T-722 | Schizophrenia | Valacyclovir | | Canceled | Prasad | 150 | PA | USA |
| 05T-705 | Schizophrenia | Rasagiline | | Completed | Buchanan | 60 | MD | USA |
| 05T-709 | Schizophrenia/Bipolar Psychosis | Valacyclovir | | Cancelled | McNeil | 130 | Skane | Sweden |
| 05T-726 | Schizophrenia | Artemisinin | | Terminated | Zhang | 200 | | China |
| 02T-132 | Schizophrenia | Mifepristone | Haloperidol | Terminated | Verdoux | 80 | | France |
| 06T-812 | Bipolar Depression | Ceftriaxone | | Canceled | Bhagwagar | 30 | CT | USA |
| 06T-813 | Schizophrenia | Trimethoprim-sulfamethoxazole | | Cancelled | Gallo | 180 | | Peru |
| 06T-810 | Schizophrenia | L-Stepholidine | | Terminated | Mamo | 12 | Ontario | Canada |
| 99-188 | Schizophrenia | Clozapine | Quetiapine | Terminated | Byerly | 64 | TX | USA |
| 06T-773 | Schizophrenia | Curcumin C3 complex | | Completed | Chiu | 16 | Ontario | Canada |
| 06T-811 | Schizophrenia | Taurine | | Completed | O'Donnell | 128 | Victoria | Australia |
| 06T-776 | Schizophrenia | Artemether | | Completed | Wang | 100 | Hubei | China |
| 05-RC-001-1 | Schizophrenia | Atomoxetine | | Completed | Tamminga | 60 | TX | USA |
| 97-RC-299-14 | Bipolar Disorder | Pentazocine | | Completed | Murphy | 10 | MA | USA |
| 97-RC-299-15 | Bipolar Depression | Secretin | | Cancelled | Cohen | 12 | MA | USA |
| 97-RC-299-17 | Bipolar Disorder | D-Serine | | Discontinued | Cohen | 16 | MA | USA |
| 97-RC-299-18 | Bipolar Depression | S-adenosyl-methione (SAMe) | | Terminated | Cohen | 10 | MA | USA |
| 97-RC-299-4 | Bipolar Disorder | Omega-3 Fatty Acids | | Completed | Cohen | 60 | MA | USA |
| 06TGF-960 | Schizophrenia | Oxytocin | | Completed | Feifel | 40 | CA | USA |
| 06TGF-951 | Bipolar Disorder | Lithium | Valproate | Completed | Geddes | 300 | OXON | United Kingdom |
| 06TGF-1002 | Schizophrenia | Dihydroarteannuin | Risperidone | Completed | Lun | 200 | | China |
| 06TGF-981 | Bipolar Disorder | Valacyclovir | | Completed | Payne | 60 | MD | USA |
| 06TGF-911 | Schizophrenia | L-Theanine | | Completed | Ritsner | 60 | | Israel |
| 06TGF-996 | Bipolar Disorder | N-acetylcysteine | | Completed | Berk | 150 | Victoria | Australia |
| 06TGF-999 | Mania | Aripiprazole | | Completed | Findling | 50 | OH | USA |
| 06TGF-997 | Mania | Aripiprazole | | Completed | Findling | 29 | OH | USA |
| 06TGF-966 | Schizophrenia | Varenicline | | Completed | Hong | 60 | MD | USA |
| 06TGF-975-1 | Schizophrenia | Exenatide | | Cancelled | Bahn | 30 | Cambridgeshire | United Kingdom |
| 06TGF-975-2 | Schizophrenia | Insulin | | Cancelled | Bahn | 30 | Cambridgeshire | United Kingdom |
| 97-RC-299-6 | Bipolar Disorder | Omega-3 Fatty Acids | | Completed | Cohen | 8 | MA | USA |
| 97-RC-299-7 | Bipolar Disorder | Pentazocine | | Completed | Cohen | 12 | MA | USA |
| 99-190 | BP | Acupuncture | | Completed | Suppes | 20 | TX | USA |
| 01-192 | Pediatric Bipolar Disorder | Collaborative Problem Solving (CPS) | Collaborative Problem Solving (CPS) + medication | Completed | Greene | 40 | MA | USA |
| 01-153 | BP | Cognitive Behavioral Therapy (CBT) | Psychoeducation | Completed | Parikh | 60 | Ontario | Canada |
| 99-056 | BP | Repeated Transcranial Magnetic Stimulation (rTMS) | | Completed | Grunhaus | 20 | | Israel |
| 98-RC-316-2 | BP | Repeated Transcranial Magnetic Stimulation ( rTMS) | | Completed | Vestergaard | 60 | | Denmark |
| 98-RC-312 | BP | Repeated Transcranial Magnetic Stimulation ( rTMS) | | Completed | Belmaker | 19 | | Israel |
| 00-137 | BP | Vagal Nerve Stimulation (VNS) | | Completed | Suppes | 9 | TX | USA |
| 99-102 | BP Depression | Burst Suppression Therapy (BST) (Sevoflurane) | | Completed | Early | 40 | TX | USA |
| 01-069 | Bipolar Depression | Magnetic Seizure Therapy (MST) | | Completed | Lisanby | 20 | NY | USA |
| 99-084 | Depression | Repeated Transcranial Magnetic Stimulation (rTMS) | Chlomipramine | Completed | Klein | 59 | | Israel |
| 00-299 | Depression | Repeated Transcranial Magnetic Stimulation (rTMS) | | Completed | Hasey | 60 | Ontario | Canada |
| 01-025 | Schizophrenia | Repeated Transcranial Magnetic Stimulation (rTMS) | | Completed | Fitzgerald | 33 | Victoria | Australia |
| 02T-228 | BP Depression | Phototherapy | | Completed | Wisner | 30 | PA | USA |
| 02T-278 | BP Depression | Burst Suppression Therapy (BST) | | Terminated | Early | 80 | TX | USA |
| 98-RC-303 | Schizophrenia | Repeated Transcranial magnetic stimulation (rTMS) | | Completed | Johnstone | 16 | | United Kingdom |
| 02T-144 | BP | Chronobiological acceleration package (sleep deprivation/phase advance) | | Completed | Wu | 62 | CA | USA |
| 03T-394 | Schizophrenia | Cognitive Remediation | | Completed | Drake | 58 | | United Kingdom |
| 03T-354 | Schizophrenia | Repeated Transcranial Magnetic Stimulation (rTMS- EEG Guided) | | Completed | Jin | 110 | CA | USA |
| 03T-365 | Early Psychosis | Psychoeducation and Collaboration Enhancement (PEACE) | | Completed | Keshavan | 60 | MI | USA |
| 98-200 | Schizophrenia | Repeated Transcranial Magnetic Stimulation ( rTMS) | | Completed | Potkin | 32 | CA | USA |
| 97-RC-301-6 | BP | Cognitive Therapy | | Completed | Findling | 80 | OH | USA |
| 01-RC-310-1 | BP | Psychoeducation | | Completed | Vieta | 120 | | Spain |
| 04T-579 | BP and Schizophrenia | Psychoeducation for carers | Non specific group for carers or treatment as usual | Completed | O'Callaghan | 240 | Co. Dublin | Ireland |
| 04T-489 | Schizophrenia | Cognitive Behavior Therapy for Auditory Hallucination | Group Supportive Therapy | Completed | Penn | 60 | NC | USA |
| 98-065 | Schizophrenia | TIPS Project (early detection and intervention in schizophrenia) | | Completed | Simonsen | 281 | | Denmark |
| 97-RC-299-11 | BP Depression | EP-MRSI | | Completed | Cohen | 30 | MA | USA |
| 98-008 | BP (Mania) | Repeated Transcranial Magnetic Stimulation (rTMS) | | Completed | Grisaru | 19 | | Israel |
| 98-156 | BP (Depression) | Repeated Transcranial Magnetic Stimulation (rTMS) | | Completed | George | 23 | SC | USA |
| 01T-091 | Schizophrenia | Repeated Transcranial Magnetic Stimulation (rTMS) | | Completed | Schneider | 51 | CA | USA |
| 98-RC-301-8 | Major Depression | Magnetic Seizure Therapy (MST) | | Enrolling | Husain | 0 | TX | USA |
| 97-RC-299-12 | BP Depression | Low Field Magnetic Stimulation | | Completed | Cohen | 60 | MA | USA |
| 05T-682 | BP Depression | Magnetic Seizure Therapy (MST) | | Completed | Husain | 75 | TX | USA |
| 02I-002 | Schizophrenia | Acupuncture | Risperidone | Completed | Bai | 230 | Wuhan | China |
| 05T-656 | BP Depression | Magnetic Seizure Therapy (MST) | | Compelted | Lisanby | 75 | NY | USA |
| 00-067 | Schizophrenia | Errorless learning | | Completed | Kern | 60 | CA | USA |
| 00-016 | Bipolar Disorder | Lithium | Divalproex | Completed | Calabrese | 240 | OH | USA |
| 06T-801 | BP Depression | Deep Brain Stimulation (DBS) | | Completed | Mayberg | 10 | GA | USA |
| 06TGF-972 | Schizophrenia | Computer-based cognitive remediation | | Completed | Vinogradov | 80 | CA | USA |
| 07TGS-1022 | Bipolar Depression | Phototherapy | | Completed | Rosenthal | 42 | MD | USA |
| 07TGS-1082 | Schizophrenia | Cannabidiol | | Completed | Ranganathan | 36 | CT | USA |
| 07TGS-1029 | Bipolar Disorder and Schizoaffective Disorder | Pentazocine | Lorazepam | Completed | Cohen | 20 | MA | USA |
| 07TGS-1045 | Bipolar Disorder | Low Field Magnetic Stimulation | | Completed | Rohan | 72 | MA | USA |
| 07TGS-1054 | Bipolar Disorder | Naltrexone | | Completed | Murphy | 30 | MA | USA |
| 07TGS-1025 | Schizophrenia | Allopurinol | | Completed | Dickerson | 34 | MD | USA |
| 07TGS-1049 | Schizophrenia | L-Lysine | | Completed | Engel | 10 | | Sweden |
| 07TGS-1051 | Schizophrenia | Varenicline | | Completed | Shim | 120 | Busanjin-Gu | South Korea |
| 07TGS-1073 | Bipolar Depression | S-adenosyl-methionine (SAMe) | | Completed | Murphy | 10 | MA | USA |
| 01T-441 | Schizophrenia | Risperidone | | Completed | Klushnik | 32 | | |
| 07TGF-1097 | Schizophrenia | Bexarotene | | Completed | Lerner | 90 | | Israel |
| 07TGF-1152 | Schizophrenia | Tetrabenazine | | Terminated | Roser | 60 | | Germany |
| 07TGF-1100 | Bipolar depression or major depression and amphetamine abuse/dependence | Citicoline | | Completed | Brown | 30 | TX | USA |
| 07TGF-1112 | Schizophrenia and Bipolar | Betahistine | | Completed | Smith | 40 | NY | USA |
| 07TGF-1126 | Schizophrenia | Artemisinin | | Completed | Dickerson | 62 | MD | USA |
| 07TGF-1162 | Bipolar manic or mixed | Zonisamide | | Completed | Rosenthal | 100 | MD | USA |
| 07TGF-1163 | Bipolar depression | Zonisamide | | Completed | Rosenthal | 100 | MD | USA |
| 07TGF-1148 | Bipolar depression | Tianeptine | | Completed | Kapczinski | 160 | RS | Brazil |
| 07TGF-1094 | Bipolar depression | Acetyl-L-Carnitine | Alpha-Lipoic Acid | Completed | Brennan | 40 | MA | USA |
| 08TGF-1189 | Schizophrenia | Pregnenolone | | Completed | Ritsner | 60 | | Israel |
| 08TGF-1257 | Schizophrenia | Cannabidiol | | Completed | Leweke | 74 | | Germany |
| 08TGF-1243 | Schizophrenia | Valacyclovir | | Completed | Klein | 20 | | The Netherlands |
| 08TGF-1193 | Schizophrenia | Varenicline | | Completed | Smith | 60 | NY | USA |
| 09T-001 | Schizophrenia | Allopurinol | | Completed | Weiser | 260 | | Israel |
| 09T-1333 | Schizophrenia | Ondansetron | | Completed | Kulkarni | 160 | Victoria | Australia |
| 09T-1280 | Bipolar Depression | Pregnenolone | | Completed | Brown | 80 | Texas | USA |
| 09T-1300 | Schizophrenia | Probiotic Organisms, Lactobacillus GG and Bifidobacterium lactis strain Bb 12 | | Completed | Dickerson | 64 | MD | USA |
| 09T-1296 | Schizophrenia, Schizoaffective Disorders | Pravastatin | | Completed | Henderson | 60 | MA | USA |
| 09T-002 | Schizophrenia | Mirtazapine | Folate | Terminated | Geddes, et al. | 330 | OX ON | United Kingdom |
| 09T-1281 | Schizophrenia | Omega-3 fatty acids (EPA 2g/day and DHA 1g/day) | Alpha-lipoic acid | Completed | Emsley | 80 | Western Cape | South Africa |
| 10T-002 | Schizophrenia | N-acetyl cysteine | | Completed | Breier | 60 | IN | U.S.A. |
| 10T-1336 | Schizophrenia | Simvastatin | Ondansetron | Completed | Chaudhry | 216 | Manchester | United Kingdom |
| 10T-001 | Bipolar | Allopurinol | | Completed | Weiser | 180 | | Israel |
| 10T-1392 | Schizophrenia | Raloxifene | | Completed | Usall | 80 | Barcelona | Spain |
| 10T-1415 | Schizophrenia | minocycline, acetylsalicylic acid or pramipexole | | Completed | Weiser | 400 | | Israel |
| 98-RC-301-7 | Bipolar disorder and recurrent major depression with history of substance abuse | Pregnenolone | | Completed | Brown | 70 | TX | |
| 10T-1432 | Schizophrenia | BH4 | | Cancelled | Lieberman | 72 | New York | USA |
| 10T-1412 | Schizophrenia | Minocycline | | Terminated | Shad | 120 | TX | USA |
| 10T-1401 | Bipolar Disorder | Minocycline | Aspirin | Completed | Preskorn | 120 | OK | USA |
| 10T-1408 | Bipolar | Escitalopram | Celecoxib | Completed | Halaris | 80 | IL | USA |
| 11T-005 | Bipolar and Unipolar Depression | Transcranial Direct Current Stimulation (tDCS) | | Completed | Loo | 126 | NSW | Australia |
| 11T-006 | schizophrenia | sodium valproate | | Completed | Mansour | 100 | PA | USA |
| 11T-012 | schizophrenia | oxytocin | | Completed | Weiser | 48 | | Israel |
| 11T-002 | Schizophrenia | Salsalate | flavastatin | Completed | Buchanan | 39 | MD | |
| 11T-003 | Bipolar | probiotic microorganisms | | Completed | Dickerson | 66 | MD | |
| 11T-013 | Schizophrenia | minocycline | | Completed | Fekadu | 150 | | |
| 11T-001 | schizophrenia | fingolomod | | Completed | Breier | 50 | Indiana | USA |
| 11T-004.a | Schizophrenia | folate and B12 | | Completed | Henderson | 200 | MA | USA |
| 11T-010 | Schizophrenia | L-carnosine | | Completed | Reichenberg | 60 | NY | USA |
| 11T-009 | Bipolar | aspirin | N-acetyl cysteine | Completed | Soares | | TX | USA |
| 11T-007 | schizophrenia | valacyclovir | | Completed | Nimgaonkar | 68 | PA | |
| 11T-014 | bipolar | valnoctamide | risperidone | Terminated | Weiser | 323 | | Israel |
| 11T-004.b | schizophrenia | folate and B12 | | Completed | Fekadu | | | Ethiopia |
| 12T-006 | schizophrenia | tDCS | | Completed | Javitt | 90 | NY | USA |
| 11T-008 | bipolar | iradipine | | Cancelled | Perlis | 30 | MA | USA |
| 10T-1416 | schizophrenia | raloxifene | | Completed | Weiser | 200 | | Israel |
| 07TGF-1102 | schizophrenia | omega-3 | | Completed | McGorry | 280 | VIC | Australia |
| 12T-003 | schizophrenia | methotrexate | folic acid | Completed | Chaudhry | 72 | | |
| 12T-005 | bipolar | omega-3 | | Completed | Hallahan | 80 | | |
| 12T-001 | schizophrenia | withania somnifera | | Completed | Chengappa | 80 | PA | USA |
| 12T-004 | schizophrenia | tocilizumab | | Completed | Girgis | 36 | NY | USA |
| 12T-008 | schizophrenia | simvastatin | | Completed | Sommer | 250 | | The Netherlands |
| 12T-010 | schizophrenia | famotidine | | Cancelled | Tiihonen | 140 | | Sweden |
| 12T-013 | schizophrenia | simvastatin | naproxen | Completed | Weiser | 230 | | Israel |
| 11T-011 | schizophrenia | Eicosapentaenoic acid | Docosahexaenoic acid | Enrolling | Rooney | 200 | | Ireland |
| 12T-002 | schizophrenia | Cholecalciferol (vitamin D-3) | | Cancelled | Clelland | 80 | NY | USA |
| 12T-009 | schizophrenia | prednisolone | | Completed | Sommer | 70 | | Netherlands |
| 12T-011 | schizophrenia | tDCS | | Completed | Valiengo | 100 | | Brazil |
| 13T-001 | bipolar | ondansetron | | Completed | Brown | 70 | TX | USA |
| 13T-002 | schizophrenia | Nicotinic allosteric modulator | Nicotine patch | Completed | Davidson | 80 | | Romania |
| 13T-003 | schizophrenia | curcumin | | Completed | Marder | 54 | CA | USA |
| 13T-004 | schizophrenia | Spironolactone | | Enrolling | Falkai | 81 | Bavaria | Germany |
| 13T-005 | schizophrenia | exenatide | | Completed | Fan | 70 | MA | USA |
| 13T-006 | schizophrenia | Cholecalciferol (vitamin D-3) | | Enrolling | Gaughran | 240 | | United Kingdom |
| 13T-007 | schizophrenia | I-tetrahydropalmatine (I-THP) | | Completed | Kelly | 60 | MD | USA |
| 13T-008 | schizophrenia | Cholecalciferol (vitamin D-3) | | Completed | Kriovy | 50 | | Israel |
| 13T-009 | schizophrenia | meloxicam | | Cancelled | Park | 60 | | Korea |
| 13T-010 | schizophrenia and bipolar disorder | GNbAC1 | | Cancelled | Leboyer | 30 | | France |
| 13T-011 | schizophrenia | omega-3 | | Completed | McGorry | 304 | VIC | Australia |
| 13T-012 | bipolar | infliximab | | Completed | McIntyre | 60 | | Canada |
| 13T-013 | bipolar | n-3 and n-6 fatty acids | | Completed | Saunders | 84 | PA | USA |
| 13T-014 | schizophrenia | dimethyl fumarate | | Cancelled | Steiner | 50 | Saxony-Anhalt | Germany |
| 13T-015 | schizophrenia | canakinumab | | Completed | Weickert | 30 | New South Wales | Australia |
| 13T-016 | schizophrenia | aspirin | | Completed | Weiser | 160 | | Israel |
| 13T-017 | schizophrenia | sodium nitroprusside | | Completed | Weiser | | | Israel |
| 13T-018 | schizophrenia | valacyclovir | | Completed | Breier | 175 | Indiana | USA |