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Study identifier: NCT05999240 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

Pimavanserin for Rigid-compulsive Symptoms in Autism Spectrum Disorder

Condition: Autism Spectrum Disorder  ·  Sponsor: New York State Psychiatric Institute

PhasePhase 2
Planned participants30
Who can joinAll sexes, 12 Years to 40 Years
Healthy volunteersNo

About this study

This Phase 2 study examines the safety, tolerability, and preliminary efficacy of pimavanserin in individuals with Autism Spectrum Disorder. Male or female participants aged 12 to 40 years of age will be randomized to receive single doses of either placebo or pimavanserin in this randomized, placebo-controlled, cross-over designed study, followed by open label extension.

This description comes directly from the study's public registry record.

Talk to the study team

Alyssa Verdes, BA  ·  914-997-5532  ·  alyssa.verdes@nyspi.columbia.edu

Suvekcha Bhattachan, MA  ·  914-997-5587  ·  suvekcha.bhattachan@nyspi.columbia.edu

Always discuss trial participation with your own doctor first.

Locations (2)

University of Kansas, Center for ResearchLawrence, Kansas, United StatesRecruiting
Center for Autism and the Developing BrainWhite Plains, New York, United StatesRecruiting

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Source record: clinicaltrials.gov/study/NCT05999240