New schizophrenia drug shows promise in safety extension trial
NCT ID NCT05741528
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at the safety of a new drug called SEP-363856 for people with schizophrenia who switched from their usual antipsychotic medication. 75 participants who completed a prior study were followed for up to 25 weeks. The main goal was to track any side effects or serious health issues. This is a disease control study because schizophrenia requires ongoing management.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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75 people
The number who actually took part.
- Started
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Mar 2023
- Finished
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Sep 2024
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: (list is not all inclusive) * Subject has given written informed consent and privacy authorization prior to participation in the study. * Subject has completed the Treatment Period of Study SEP361-308. * Subject has not taken any psychotropic medication other than the study drug, pre-switch antipsychotic and protocol-allowed medications during Study SEP361-308. * Female subject must have a negative rapid urine pregnancy test at the End of Treatment (EOT) Visit of Study SEP361-308. Exclusion Criteria: (list is not all inclusive) * Subject is suicidal based on the Columbia - Suicide Severity Rating Scale (C-SSRS) assessment at the End of Treatment (EOT) Visit of Study SEP361-308. * Subject has a clinically significant abnormality including physical examination, vital signs, or ECG finding at the End of Treatment (EOT) Visit of Study SEP361-308. * Subject has a positive rapid urine drug screen at the EOT Visit of Study SEP361-308. * Female subject is pregnant or lactating.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Research Site
Anaheim, California, 92805, United States
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Research Site
Bellflower, California, 90706, United States
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Research Site
Garden Grove, California, 92845, United States
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Research Site
Lemon Grove, California, 91945, United States
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Research Site
Santee, California, 92071, United States
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Research Site
Torrance, California, 90502, United States
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Research Site
Hollywood, Florida, 33021, United States
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Research Site
Miami, Florida, 33122, United States
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Research Site
Atlanta, Georgia, 30318, United States
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Research Site
Atlanta, Georgia, 30331, United States
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Research Site
Chicago, Illinois, 60640, United States
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Research Site
Gaithersburg, Maryland, 20877, United States
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Research Site
Berlin, New Jersey, 08009, United States
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Research Site
Charlotte, North Carolina, 28211, United States
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Research Site
Hickory, North Carolina, 28601, United States
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Research Site
Richardson, Texas, 75080, United States
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