{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=D-serine&page=2", "query": { "intervention": "D-serine", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 10, "total_pages": 1, "next_page_url": null, "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=D-serine&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-09-27T16:59:14.429Z", "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": "NCT00198120", "title": "Safety and Effectiveness of D-Cycloserine in Children With Autism", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Autistic Disorder" ], "interventions": [ { "name": "D-cycloserine", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Indiana University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "3 Years", "maximum_age": "12 Years", "sex": "ALL", "summary": "3 Years to 12 Years" }, "enrollment_count": 80, "start_date": "2004-02", "completion_date": "2010-08", "has_results": false, "last_update_posted_date": "2016-04-12", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 1, "location_summary": "Indianapolis, Indiana", "locations": [ { "city": "Indianapolis", "state": "Indiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT00198120" }, { "nct_id": "NCT00430573", "title": "Efficacy of D-Cycloserine for Enhancing the Effects of CBT for Substance Use", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Substance-Related Disorders" ], "interventions": [ { "name": "D-cycloserine", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Boston University Charles River Campus", "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": 15, "start_date": "2007-02", "completion_date": "2009-06", "has_results": true, "last_update_posted_date": "2018-05-17", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT00430573" }, { "nct_id": "NCT01352637", "title": "Enhancing Exposure Therapy for Post Traumatic Stress Disorder (PTSD): Virtual Reality and Imaginal Exposure With a Cognitive Enhancer", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Post Traumatic Stress Disorder" ], "interventions": [ { "name": "DCS (D-Cycloserine ) + Prolonged Imaginal Exposure", "type": "DRUG" }, { "name": "DCS (D-Cycloserine ) + Virtual Reality Exposure", "type": "DRUG" }, { "name": "Placebo + Prolonged Imaginal Exposure", "type": "DRUG" }, { "name": "Placebo (sugar pill) + Virtual Reality Exposure", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Weill Medical College of Cornell University", "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": 192, "start_date": "2011-05", "completion_date": "2018-09", "has_results": true, "last_update_posted_date": "2019-07-02", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 5, "location_summary": "Long Beach, California • Los Angeles, California • Atlanta, Georgia + 2 more", "locations": [ { "city": "Long Beach", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Atlanta", "state": "Georgia" }, { "city": "Bethesda", "state": "Maryland" }, { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01352637" }, { "nct_id": "NCT01404208", "title": "2/2 D-Cycloserine Augmentation of CBT for Pediatric OCD", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Obsessive-Compulsive Disorder" ], "interventions": [ { "name": "D-Cycloserine", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Massachusetts General Hospital", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "7 Years", "maximum_age": "17 Years", "sex": "ALL", "summary": "7 Years to 17 Years" }, "enrollment_count": 206, "start_date": "2011-07", "completion_date": "2016-12", "has_results": true, "last_update_posted_date": "2017-03-28", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT01404208" }, { "nct_id": "NCT04513717", "title": "Two Studies for Patients With High Risk Prostate Cancer Testing Less Intense Treatment for Patients With a Low Gene Risk Score and Testing a More Intense Treatment for Patients With a High Gene Risk Score, The PREDICT-RT Trial", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Prostate Adenocarcinoma", "Stage III Prostate Cancer AJCC v8", "Stage IVA Prostate Cancer AJCC v8" ], "interventions": [ { "name": "Apalutamide", "type": "DRUG" }, { "name": "Bicalutamide", "type": "DRUG" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Bone Scan", "type": "PROCEDURE" }, { "name": "Buserelin", "type": "DRUG" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Degarelix", "type": "DRUG" }, { "name": "Flutamide", "type": "DRUG" }, { "name": "Goserelin", "type": "DRUG" }, { "name": "Histrelin", "type": "DRUG" }, { "name": "Leuprolide", "type": "DRUG" }, { "name": "Magnetic Resonance Elastography", "type": "PROCEDURE" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" }, { "name": "Radiation Therapy", "type": "RADIATION" }, { "name": "Relugolix", "type": "DRUG" }, { "name": "Triptorelin", "type": "DRUG" } ], "intervention_types": [ "DRUG", "PROCEDURE", "OTHER", "RADIATION" ], "sponsor": "NRG Oncology", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "MALE", "summary": "18 Years and older · Male only" }, "enrollment_count": 2753, "start_date": "2021-01-21", "completion_date": "2038-12-31", "has_results": false, "last_update_posted_date": "2026-08-17", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 594, "location_summary": "Fairbanks, Alaska • Gilbert, Arizona • Peoria, Arizona + 438 more", "locations": [ { "city": "Fairbanks", "state": "Alaska" }, { "city": "Gilbert", "state": "Arizona" }, { "city": "Gilbert", "state": "Arizona" }, { "city": "Peoria", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT04513717" }, { "nct_id": "NCT01222117", "title": "A Study of Intra-thrombus Plasmin (Human) In Acute Peripheral Arterial Occlusion", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Acute Peripheral Arterial Occlusion" ], "interventions": [ { "name": "Plasmin", "type": "BIOLOGICAL" }, { "name": "Plasminogen Activator", "type": "BIOLOGICAL" }, { "name": "Placebo", "type": "OTHER" } ], "intervention_types": [ "BIOLOGICAL", "OTHER" ], "sponsor": "Grifols Therapeutics LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 174, "start_date": "2010-12", "completion_date": "2016-01", "has_results": true, "last_update_posted_date": "2017-01-16", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 2, "location_summary": "Buffalo, New York • Cleveland, Ohio", "locations": [ { "city": "Buffalo", "state": "New York" }, { "city": "Cleveland", "state": "Ohio" } ], "official_url": "https://clinicaltrials.gov/study/NCT01222117" }, { "nct_id": "NCT00128401", "title": "Use of an Antibiotic as an Enhancer for the Treatment of Social Phobia", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Phobic Disorders", "Anxiety", "Social Phobia" ], "interventions": [ { "name": "D-Cycloserine", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "National Institute of Mental Health (NIMH)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "8 Years", "maximum_age": "55 Years", "sex": "ALL", "summary": "8 Years to 55 Years" }, "enrollment_count": 48, "start_date": "2005-08", "completion_date": "2012-08", "has_results": true, "last_update_posted_date": "2014-05-20", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 1, "location_summary": "Bethesda, Maryland", "locations": [ { "city": "Bethesda", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT00128401" }, { "nct_id": "NCT00892957", "title": "FS VH S/D 500 S-apr in Vascular Surgery", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Hemostasis in Participants Receiving Peripheral Vascular Expanded Polytetrafluoroethylene (ePTFE) Graft Prostheses" ], "interventions": [ { "name": "Fibrin Sealant, Vapor Heated, Solvent/Detergent-treated with 500 IU/ml thrombin and synthetic aprotinin (FS VH S/D 500 s-apr)", "type": "BIOLOGICAL" }, { "name": "Surgical gauze pads", "type": "OTHER" } ], "intervention_types": [ "BIOLOGICAL", "OTHER" ], "sponsor": "Baxter Healthcare Corporation", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 176, "start_date": "2009-07", "completion_date": "2010-11", "has_results": true, "last_update_posted_date": "2012-11-27", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 22, "location_summary": "Birmingham, Alabama • Tucson, Arizona • Fresno, California + 19 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Tucson", "state": "Arizona" }, { "city": "Fresno", "state": "California" }, { "city": "Orange", "state": "California" }, { "city": "Washington D.C.", "state": "District of Columbia" } ], "official_url": "https://clinicaltrials.gov/study/NCT00892957" }, { "nct_id": "NCT01361633", "title": "The Cognitive Enhancing Effects of D-Cycloserine Among Non-Demented Elderly", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Treatment", "Placebo" ], "interventions": [ { "name": "d-cycloserine", "type": "DRUG" }, { "name": "Sugar Pill", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Hartford Hospital", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "60 Years", "maximum_age": null, "sex": "ALL", "summary": "60 Years and older" }, "enrollment_count": 51, "start_date": "2008-01", "completion_date": "2009-02", "has_results": true, "last_update_posted_date": "2021-02-18", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 1, "location_summary": "Hartford, Connecticut", "locations": [ { "city": "Hartford", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT01361633" }, { "nct_id": "NCT01981759", "title": "D-Cycloserine Augmentation of Cognitive Behavioral Therapy for Delusions", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Schizophrenia", "Schizoaffective Disorder", "Delusional Disorder" ], "interventions": [ { "name": "D-Cycloserine", "type": "DRUG" }, { "name": "Placebo", "type": "OTHER" }, { "name": "Cognitive Behavioral Therapy", "type": "BEHAVIORAL" } ], "intervention_types": [ "DRUG", "OTHER", "BEHAVIORAL" ], "sponsor": "NYU Langone Health", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "68 Years", "sex": "ALL", "summary": "18 Years to 68 Years" }, "enrollment_count": 58, "start_date": "2014-02", "completion_date": "2017-10", "has_results": true, "last_update_posted_date": "2020-03-25", "last_synced_at": "2026-09-27T16:59:14.429Z", "location_count": 2, "location_summary": "Baltimore, Maryland • New York, New York", "locations": [ { "city": "Baltimore", "state": "Maryland" }, { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01981759" } ] }