Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 8, 2026, 1:59 PM EDT

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Showing 1–8 of 8 matching trials from the live ClinicalTrials.gov search.
Conditions
Atopic Dermatitis
Interventions
TS022, Vehicle
Drug
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
15
States / cities
La Jolla, California • San Diego, California • Jacksonville, Florida + 12 more
Conditions
Healthy
Interventions
TS-121, [11C]TASP0410699, Positron Emission Tomography (PET)
Drug · Radiation
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Healthy Volunteers
Interventions
TS-134, Placebo, Ketamine
Drug · Other
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Conditions
Healthy Volunteers
Interventions
TS-142, TS-142 Placebo
Drug
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Austin, Texas
Conditions
Healthy Volunteers
Interventions
TS-161, TS-161 Placebo
Drug
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Glendale, California
Conditions
Healthy Volunteers
Interventions
TS-134, Placebo
Drug
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Glendale, California
Conditions
Major Depressive Disorder
Interventions
TS-121 10 mg, TS-121 50 mg, Placebo
Drug
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
22
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Garden Grove, California + 18 more
Conditions
Healthy Volunteers
Interventions
TS-134, Placebo
Drug
Lead sponsor
Taisho Pharmaceutical R&D Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Glendale, California