{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Romiplostim+%28AMG-531%29", "query": { "intervention": "Romiplostim (AMG-531)" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 27, "total_pages": 3, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Romiplostim+%28AMG-531%29&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-10-01T00:34:59.644Z", "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": "NCT00299182", "title": "Study of AMG 531 to Evaluate the Safety & Efficacy in Patients With Non-Hodgkin's Lymphoma", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Lymphoma" ], "interventions": [ { "name": "AMG 531", "type": "DRUG" }, { "name": "Rituximab", "type": "DRUG" }, { "name": "Cyclophosphamide", "type": "DRUG" }, { "name": "Vincristine", "type": "DRUG" }, { "name": "Doxorubicin", "type": "DRUG" }, { "name": "Dexamethasone", "type": "DRUG" }, { "name": "Methotrexate", "type": "DRUG" }, { "name": "Cytarabine", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "M.D. Anderson Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 50, "start_date": "2006-03", "completion_date": "2012-04", "has_results": true, "last_update_posted_date": "2021-09-21", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00299182" }, { "nct_id": "NCT04427306", "title": "Neoadjuvant T-VEC in High Risk Early Melanoma", "overall_status": "SUSPENDED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Melanoma" ], "interventions": [ { "name": "T-Vec", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of California, Davis", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 6, "start_date": "2020-05-21", "completion_date": "2024-05-21", "has_results": false, "last_update_posted_date": "2023-09-15", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 1, "location_summary": "Sacramento, California", "locations": [ { "city": "Sacramento", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT04427306" }, { "nct_id": "NCT04671901", "title": "A Study of Romiplostim to Prevent Low Platelet Counts in Children and Young Adults Receiving Chemotherapy for Solid Tumors", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Solid Tumor", "Solid Tumor, Childhood", "Solid Carcinoma" ], "interventions": [ { "name": "Romiplostim", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Memorial Sloan Kettering Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "1 Year", "maximum_age": "21 Years", "sex": "ALL", "summary": "1 Year to 21 Years" }, "enrollment_count": 2, "start_date": "2020-12-10", "completion_date": "2023-03-29", "has_results": true, "last_update_posted_date": "2025-05-28", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 7, "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more", "locations": [ { "city": "Basking Ridge", "state": "New Jersey" }, { "city": "Middletown", "state": "New Jersey" }, { "city": "Montvale", "state": "New Jersey" }, { "city": "Commack", "state": "New York" }, { "city": "Harrison", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT04671901" }, { "nct_id": "NCT02046291", "title": "Safety of Romiplostim (Nplate®) Following UCBT", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Hematologic Malignancies" ], "interventions": [ { "name": "Romiplostim", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Masonic Cancer Center, University of Minnesota", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 21, "start_date": "2015-04-10", "completion_date": "2021-06-01", "has_results": false, "last_update_posted_date": "2021-06-08", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 1, "location_summary": "Minneapolis, Minnesota", "locations": [ { "city": "Minneapolis", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT02046291" }, { "nct_id": "NCT01444417", "title": "Safety and Efficacy Study of Romiplostim to Treat Immune Thrombocytopenia (ITP) in Pediatric Patients", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Idiopathic Thrombocytopenic Purpura", "Thrombocytopenia", "Thrombocytopenia in Pediatric Subjects With Immune (Idiopathic) Thrombocytopenic Purpura (ITP)", "Thrombocytopenia in Subjects With Immune (Idiopathic) Thrombocytopenic Purpura (ITP)", "Thrombocytopenic Purpura", "Immune Thrombocytopenia" ], "interventions": [ { "name": "Romiplostim", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amgen", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "1 Year", "maximum_age": "17 Years", "sex": "ALL", "summary": "1 Year to 17 Years" }, "enrollment_count": 62, "start_date": "2012-01", "completion_date": "2015-02", "has_results": true, "last_update_posted_date": "2017-02-09", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 25, "location_summary": "Orange, California • San Diego, California • Washington D.C., District of Columbia + 21 more", "locations": [ { "city": "Orange", "state": "California" }, { "city": "San Diego", "state": "California" }, { "city": "Washington D.C.", "state": "District of Columbia" }, { "city": "Atlanta", "state": "Georgia" }, { "city": "Chicago", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT01444417" }, { "nct_id": "NCT04478123", "title": "Using Romiplostim to Treat Low Platelet Counts Following Chemotherapy and Autologous Hematopoietic Cell Transplantation in People With Blood Cancer", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Multiple Myeloma", "Hodgkin Lymphoma", "Non-Hodgkin Lymphoma", "HDT-AHCT" ], "interventions": [ { "name": "Romiplostim", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Memorial Sloan Kettering Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 62, "start_date": "2020-07-14", "completion_date": "2023-06-08", "has_results": true, "last_update_posted_date": "2024-02-14", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 7, "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more", "locations": [ { "city": "Basking Ridge", "state": "New Jersey" }, { "city": "Middletown", "state": "New Jersey" }, { "city": "Montvale", "state": "New Jersey" }, { "city": "Commack", "state": "New York" }, { "city": "Harrison", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT04478123" }, { "nct_id": "NCT02052882", "title": "Study of Romiplostim for Chemotherapy Induced Thrombocytopenia", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Isolated Chemotherapy-induced Thrombocytopenia" ], "interventions": [ { "name": "romiplostim", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Memorial Sloan Kettering Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 60, "start_date": "2014-01-30", "completion_date": "2023-11-13", "has_results": true, "last_update_posted_date": "2024-12-27", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 6, "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 3 more", "locations": [ { "city": "Basking Ridge", "state": "New Jersey" }, { "city": "Middletown", "state": "New Jersey" }, { "city": "Montvale", "state": "New Jersey" }, { "city": "Commack", "state": "New York" }, { "city": "Harrison", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT02052882" }, { "nct_id": "NCT00413283", "title": "Dose/ Schedule Finding Trial of Romiplostim for Chemotherapy-Induced Thrombocytopenia (CIT) in Non-Small Cell Lung Cancer (NSCLC)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Lung Cancer", "Chemotherapy-Induced Thrombocytopenia", "Non-Small Cell Lung Cancer", "Cancer", "Lung Neoplasms", "Oncology", "Solid Tumors", "Thrombocytopenia" ], "interventions": [ { "name": "Romiplostim", "type": "BIOLOGICAL" }, { "name": "Placebo", "type": "DRUG" }, { "name": "Gemcitabine", "type": "DRUG" }, { "name": "Carboplatin", "type": "DRUG" }, { "name": "Cisplatin", "type": "DRUG" } ], "intervention_types": [ "BIOLOGICAL", "DRUG" ], "sponsor": "Amgen", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 63, "start_date": "2006-12", "completion_date": "2009-02", "has_results": true, "last_update_posted_date": "2013-10-24", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 51, "location_summary": "Glendale, Arizona • Anaheim, California • Los Angeles, California + 22 more", "locations": [ { "city": "Glendale", "state": "Arizona" }, { "city": "Glendale", "state": "Arizona" }, { "city": "Anaheim", "state": "California" }, { "city": "Anaheim", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00413283" }, { "nct_id": "NCT01971684", "title": "ICON1: Treatment Decisions and Outcomes in Pediatric Refractory ITP", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Immune Thrombocytopenia" ], "interventions": [ { "name": "Second Line ITP agents", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Boston Children's Hospital", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "1 Year", "maximum_age": "18 Years", "sex": "ALL", "summary": "1 Year to 18 Years" }, "enrollment_count": 120, "start_date": "2013-08", "completion_date": "2017-04", "has_results": false, "last_update_posted_date": "2020-05-21", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 26, "location_summary": "Little Rock, Arkansas • Los Angeles, California • Oakland, California + 22 more", "locations": [ { "city": "Little Rock", "state": "Arkansas" }, { "city": "Los Angeles", "state": "California" }, { "city": "Oakland", "state": "California" }, { "city": "Orange", "state": "California" }, { "city": "Palo Alto", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01971684" }, { "nct_id": "NCT04638829", "title": "Safety and Treatment Satisfaction in Adults With Chronic ITP After Switching to Avatrombopag From Eltrombopag or Romiplostim", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Immune Thrombocytopenia" ], "interventions": [ { "name": "Avatrombopag Oral Tablet", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Sobi, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 60, "start_date": "2021-03-15", "completion_date": "2024-01-03", "has_results": true, "last_update_posted_date": "2025-01-16", "last_synced_at": "2026-10-01T00:34:59.644Z", "location_count": 20, "location_summary": "Tucson, Arizona • Whittier, California • Washington D.C., District of Columbia + 17 more", "locations": [ { "city": "Tucson", "state": "Arizona" }, { "city": "Whittier", "state": "California" }, { "city": "Washington D.C.", "state": "District of Columbia" }, { "city": "Miami", "state": "Florida" }, { "city": "Ocala", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT04638829" } ] }