Drugs / Ulotaront

Trials 29

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 112 trials
Phase 1 NCT05848700 Jun 2023 → Mar 2024 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 1 NCT05542264 Nov 2022 → Feb 2024 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 1 NCT05463770 Aug 2022 → Aug 2023 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 1 NCT05402111 Jun 2022 → Sep 2023 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 1 NCT04865835 May 2021 → May 2022 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 1 NCT04369391 Jun → Nov 2020 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 1 NCT04325737 Mar → Aug 2020 schizophrenia Sumitomo Pharma Co., Ltd. Completed No outcome recorded
Phase 1 NCT04038957 Aug 2019 → Jun 2023 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 1 NCT03370640 Nov 2017 → Sep 2018 schizophrenia Sumitomo Pharma Co., Ltd. Completed No outcome recorded
Phase 1 NCT05015673 Jun 2014 → May 2015 narcolepsy Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 24 trials · 1 met primary · 1 missed
Phase 2 NCT05593029 Nov 2022 → Nov 2025 major depressive disorder Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 2 NCT02970929 Jan 2017 → Jan 2019 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 2 NCT02969369 Dec 2016 → Apr 2020 Parkinson disease Otsuka Pharmaceutical Development & Commercialization, Inc. Completed Missed primary
Phase 2 NCT02969382 Dec 2016 → Jul 2018 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed Met primary
Phase 2/32 trials
Phase 2/3 NCT05729373 Mar 2023 → Sep 2025 generalized anxiety disorder Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 2/3 NCT04825860 Mar 2021 → Oct 2023 schizophrenia Sumitomo Pharma Co., Ltd. Terminated No outcome recorded Stop: Business
Phase 311 trials · 1 met primary · 1 missed
Phase 3 NCT07767903 Aug 2026 → Oct 2028 expected generalized anxiety disorder Otsuka Pharmaceutical Development & Commercialization, Inc. Recruiting No outcome recorded
Phase 3 NCT07759128 Jul 2026 → Dec 2028 expected generalized anxiety disorder Otsuka Pharmaceutical Development & Commercialization, Inc. Recruiting No outcome recorded
Phase 3 NCT07225712 Dec 2025 → Mar 2028 expected schizophrenia Otsuka Pharmaceutical Co., Ltd. Recruiting No outcome recorded
Phase 3 NCT06894212 Feb 2025 → Oct 2026 expected schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Active not recruiting No outcome recorded
Phase 3 NCT05741528 Mar 2023 → Sep 2024 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 3 NCT05628103 Dec 2022 → Apr 2024 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 3 NCT05359081 May 2022 → Mar 2024 schizophrenia Sumitomo Pharma Co., Ltd. Terminated No outcome recorded Stop: Business
Phase 3 NCT04115319 Nov 2019 → Dec 2022 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded
Phase 3 NCT04109950 Nov 2019 → Nov 2023 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Terminated No outcome recorded
Phase 3 NCT04092686 Oct 2019 → Jun 2023 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed Met primary
Comparator or background therapy1 trial
Phase 1 NCT01940159 Comparator Aug 2013 → Mar 2014 schizophrenia Otsuka Pharmaceutical Development & Commercialization, Inc. Completed No outcome recorded

News releases announcing trial results or a regulatory action · 3

DateIssuerRelease
2023-07-31 Sumitomo Pharma America, Inc. Results Sumitomo Pharma and Otsuka Announce Topline Results from Phase 3 DIAMOND 1 and DIAMOND 2 Clinical Studies Evaluating Ulotaront in Schizophrenia sumitomo-pharma.com ↗
did not meet their primary endpoint.
2023-07-31 Otsuka Pharmaceutical Development & Commercialization, Inc. Results Sumitomo Pharma and Otsuka Announce Topline Results from Phase 3 DIAMOND 1 and DIAMOND 2 Clinical Studies Evaluating Ulotaront in Schizophrenia otsuka.co.jp ↗
In the DIAMOND 2 study, ulotaront 75 mg/day and 100 mg/day treatment groups did not demonstrate statistically significant improvement compared to placebo on the primary endpoint.
2023-07-31 Otsuka Pharmaceutical Development & Commercialization, Inc. Results Sumitomo Pharma and Otsuka Announce Topline Results from Phase 3 DIAMOND 1 and DIAMOND 2 Clinical Studies Evaluating Ulotaront in Schizophrenia otsuka-us.com ↗
In the DIAMOND 2 study, ulotaront 75 mg/day and 100 mg/day treatment groups did not demonstrate statistically significant improvement compared to placebo on the primary endpoint.

All press releases naming this drug 7 releases

DateIssuerRelease

Evidence & citations 11 cited values

Every value below carries the sentence it was read from. 31 sources stand behind the page.

FieldValueCited text
Known as Ulotaront “Ulotaront, a trace amine-associated receptor 1 (TAAR1) and serotonin 5-HT1A receptor agonist without antagonist activity at dopamine D2 or the serotonin 5-HT2A receptors, has...” PMID 37550314 ↗ Aug 2023
3

“Ulotaront (SEP-363856) is a trace amine-associated receptor 1 agonist with 5-HT1A receptor agonist activity currently in phase 3 clinical development for the treatment of schizophrenia.” PMID 37273942 ↗ May 2023

“Ulotaront (SEP-363856) is a novel agonist at trace amine-associated receptor 1 and serotonin 5-HT1A receptors in clinical development for the treatment of schizophrenia.” PMID 37209427 ↗ Apr 2023

“Evaluate the efficacy and safety of Ulotaront (SEP-363856) in acutely psychotic subjects with schizophrenia” NCT06894212 ↗

Known as SEP 363856 “Ulotaront (SEP-363856) is a trace amine-associated receptor 1 agonist with 5-HT1A receptor agonist activity currently in phase 3 clinical development for the treatment of schizophrenia.” PMID 37273942 ↗ May 2023
30

“Ulotaront (SEP-363856) is a novel agonist at trace amine-associated receptor 1 and serotonin 5-HT1A receptors in clinical development for the treatment of schizophrenia.” PMID 37209427 ↗ Apr 2023

“SEP-363856, 50mg, 75mg, 100mg, flexibly dosed once daily capsule” NCT04115319 ↗

“An oral 25 or 50mg dose of SEP 363856” NCT03370640 ↗

NCT04038957 ↗

NCT04825860 ↗

NCT05593029 ↗

NCT05402111 ↗

NCT02969382 ↗

NCT04369391 ↗

NCT05729373 ↗

Show 20 more sources

Known as SEP-363856 HYDROCHLORIDE ChEMBL registry synonym — accepted as the source's own label CHEMBL4650337 ↗
Known as SEP-363856-01 ChEMBL registry synonym — accepted as the source's own label CHEMBL4650337 ↗
Known as SEP-856 ChEMBL registry synonym — accepted as the source's own label CHEMBL4650337 ↗
Known as ULOTARONT HYDROCHLORIDE ChEMBL registry synonym — accepted as the source's own label CHEMBL4650337 ↗
Action Activate “Ulotaront, a trace amine-associated receptor 1 (TAAR1) and serotonin 5-HT1A receptor agonist without antagonist activity at dopamine D2 or the serotonin 5-HT2A receptors, has...” PMID 37550314 ↗ Aug 2023
1

“Serotonin 1a (5-HT1a) receptor agonist” CHEMBL4650337 ↗

Modality Small molecule — CHEMBL4650337 ↗
Route Oral “single oral dose” NCT01940159 ↗
Target HTR1A “Serotonin 1a (5-HT1a) receptor agonist” CHEMBL4650337 ↗
Target TAAR1 “a TAAR1/5-HT1A agonist with antipsychotic-like activity” PMID 37273942 ↗ May 2023