Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 5:41 AM EDT

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Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Conditions
Schizophrenia
Interventions
Elpipodect, Moxifloxacin, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
4
States / cities
Glendale, California • Orange, California • Hallandale, Florida + 1 more
Conditions
Healthy
Interventions
[14C]Elpipodect
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Schizophrenia
Interventions
MK-8189, Placebo, Background AAP Therapy
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Glendale, California
Conditions
Schizophrenia
Interventions
Elpipodect, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
6
States / cities
Rogers, Arkansas • Glendale, California • Long Beach, California + 3 more
Conditions
Alzheimer's Disease
Interventions
Elpipodect, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
65 Years to 85 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
8
States / cities
Santa Ana, California • Cutler Bay, Florida • Hallandale, Florida + 5 more
Conditions
Schizophrenia
Interventions
MK-5720, Placebo to MK-5720, MK-8189, Placebo to MK-8189
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
4
States / cities
Glendale, California • Hallandale, Florida • Hollywood, Florida + 1 more
Conditions
Bipolar I Disorder
Interventions
Elpipodect, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
3
States / cities
Little Rock, Arkansas • Atlanta, Georgia • Marlton, New Jersey
Conditions
Schizophrenia, Acute Episode
Interventions
Elpipodect, Risperidone, Placebo matching MK-8189, Placebo matching risperidone
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 50 Years
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
28
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Bellflower, California + 23 more
Conditions
Schizophrenia
Interventions
Elpipodect, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
3
States / cities
Garden Grove, California • Glendale, California • Marlton, New Jersey
Conditions
Schizophrenia
Interventions
Elpipodect, Risperidone, Placebo to MK-8189, Placebo to risperidone
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
499 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
35
States / cities
Bentonville, Arkansas • Little Rock, Arkansas • Rogers, Arkansas + 27 more
Conditions
Hepatic Impairment
Interventions
Elpipodect
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Chula Vista, California • Miami, Florida