{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Antipsychotic%2FRisperidone+Consta", "query": { "intervention": "Antipsychotic/Risperidone Consta" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 8, "total_pages": 1, "next_page_url": null, "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-09-29T08:08:15.859Z", "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.", "notes": [ "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.", "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.", "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees." ], "trials": [ { "nct_id": "NCT00330863", "title": "Preventing Relapse in Schizophrenia: Oral Antipsychotics Compared To Injectables: Evaluating Efficacy", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Schizophrenia", "Schizoaffective Disorder" ], "interventions": [ { "name": "Risperidone microspheres", "type": "DRUG" }, { "name": "Risperidone", "type": "DRUG" }, { "name": "Olanzapine", "type": "DRUG" }, { "name": "Quetiapine", "type": "DRUG" }, { "name": "Ziprasidone", "type": "DRUG" }, { "name": "Aripiprazole", "type": "DRUG" }, { "name": "Paliperidone", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Northwell Health", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 357, "start_date": "2006-05", "completion_date": "2011-01", "has_results": true, "last_update_posted_date": "2018-07-10", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 8, "location_summary": "Los Angeles, California • Augusta, Georgia • Iowa City, Iowa + 5 more", "locations": [ { "city": "Los Angeles", "state": "California" }, { "city": "Augusta", "state": "Georgia" }, { "city": "Iowa City", "state": "Iowa" }, { "city": "Boston", "state": "Massachusetts" }, { "city": "Fall River", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT00330863" }, { "nct_id": "NCT00845572", "title": "The Consta Club: A Demonstration Project for Setting up a Consta Club in a Community Mental Health Center", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Schizophrenia", "Schizoaffective" ], "interventions": [ { "name": "Consta Club", "type": "BEHAVIORAL" } ], "intervention_types": [ "BEHAVIORAL" ], "sponsor": "The University of Texas Health Science Center at San Antonio", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 30, "start_date": "2007-01", "completion_date": "2010-06", "has_results": false, "last_update_posted_date": "2012-09-18", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 1, "location_summary": "San Antonio, Texas", "locations": [ { "city": "San Antonio", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00845572" }, { "nct_id": "NCT00589914", "title": "Comparison of Paliperidone Palmitate and RISPERDAL CONSTA in Patients With Schizophrenia", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Schizophrenia" ], "interventions": [ { "name": "RISPERDAL CONSTA", "type": "DRUG" }, { "name": "Paliperidone palmitate", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 1221, "start_date": "2007-03", "completion_date": "2009-06", "has_results": true, "last_update_posted_date": "2014-06-24", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 15, "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Cerritos, California + 12 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Little Rock", "state": "Arkansas" }, { "city": "Cerritos", "state": "California" }, { "city": "Garden Grove", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00589914" }, { "nct_id": "NCT00330551", "title": "Oral Versus Injectable Risperidone for Treating First-Episode Schizophrenia", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Schizophrenia" ], "interventions": [ { "name": "Oral Risperidone", "type": "DRUG" }, { "name": "Risperidone in Long-Acting Injectable Form (Consta)", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of California, Los Angeles", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "45 Years", "sex": "ALL", "summary": "18 Years to 45 Years" }, "enrollment_count": 126, "start_date": "2006-03", "completion_date": "2012-11", "has_results": true, "last_update_posted_date": "2023-03-01", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 1, "location_summary": "Los Angeles, California", "locations": [ { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00330551" }, { "nct_id": "NCT01181960", "title": "Research and Evaluation of Antipsychotic Treatment in Community Behavioral Health Organizations", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Schizophrenia", "Bipolar Disorder" ], "interventions": [ { "name": "Risperidone long acting injectable - New Starts", "type": "DRUG" }, { "name": "Risperidone long acting injectable - Continuous Users", "type": "DRUG" }, { "name": "Paliperidone Palmitate -New and Continuous Users", "type": "DRUG" }, { "name": "Other Antipsychotics - New Starts", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Janssen Scientific Affairs, LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 1066, "start_date": "2010-08", "completion_date": "2013-11", "has_results": false, "last_update_posted_date": "2014-02-12", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 34, "location_summary": "Bullhead City, Arizona • Colton, California • Imperial, California + 31 more", "locations": [ { "city": "Bullhead City", "state": "Arizona" }, { "city": "Colton", "state": "California" }, { "city": "Imperial", "state": "California" }, { "city": "Norwalk", "state": "California" }, { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT01181960" }, { "nct_id": "NCT00177164", "title": "Risperdal Consta for Bipolar Disorder", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Bipolar I Disorder" ], "interventions": [ { "name": "Injectable Risperidone (Consta) or oral antipsychotic", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Pittsburgh", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "70 Years", "sex": "ALL", "summary": "18 Years to 70 Years" }, "enrollment_count": 50, "start_date": "2003-11", "completion_date": "2009-12", "has_results": true, "last_update_posted_date": "2016-04-19", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 4, "location_summary": "Bridgeville, Pennsylvania • DuBois, Pennsylvania • McKeesport, Pennsylvania + 1 more", "locations": [ { "city": "Bridgeville", "state": "Pennsylvania" }, { "city": "DuBois", "state": "Pennsylvania" }, { "city": "McKeesport", "state": "Pennsylvania" }, { "city": "Pittsburgh", "state": "Pennsylvania" } ], "official_url": "https://clinicaltrials.gov/study/NCT00177164" }, { "nct_id": "NCT00314613", "title": "Functional Brain Imaging and Employment in First-Episode Psychotic Patients Treated With Risperdal", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Schizophrenia" ], "interventions": [ { "name": "Antipsychotic/Risperidone Consta", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Duke University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "40 Years", "sex": "ALL", "summary": "18 Years to 40 Years" }, "enrollment_count": 30, "start_date": "2006-04", "completion_date": null, "has_results": false, "last_update_posted_date": "2017-12-02", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 2, "location_summary": "Butner, North Carolina • Durham, North Carolina", "locations": [ { "city": "Butner", "state": "North Carolina" }, { "city": "Durham", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT00314613" }, { "nct_id": "NCT00333177", "title": "Psychosocial Therapy and Risperidone Treatment in Work Performance in Recent-Onset Schizophrenia", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Schizophrenia" ], "interventions": [ { "name": "Cognitive remediation training (CT)", "type": "BEHAVIORAL" }, { "name": "Healthy behavior training (HBT)", "type": "BEHAVIORAL" }, { "name": "Risperidone, administered orally (Oral Ris)", "type": "DRUG" }, { "name": "Risperidone, administered via injection (RLAI)", "type": "DRUG" } ], "intervention_types": [ "BEHAVIORAL", "DRUG" ], "sponsor": "University of California, Los Angeles", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "45 Years", "sex": "ALL", "summary": "18 Years to 45 Years" }, "enrollment_count": 92, "start_date": "2006-03", "completion_date": "2013-01", "has_results": true, "last_update_posted_date": "2020-03-26", "last_synced_at": "2026-09-29T08:08:15.859Z", "location_count": 1, "location_summary": "Los Angeles, California", "locations": [ { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00333177" } ] }