{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Pain+In+The+Hip+or+Knee&page=2", "query": { "condition": "Osteoarthritis Pain In The Hip or Knee", "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?condition=Osteoarthritis+Pain+In+The+Hip+or+Knee&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-07-23T10:21:45.921Z", "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": "NCT00139776", "title": "Study Of \"Continuous Use\" Of Celecoxib Vs. \"Usual or Intermittent Use\"", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Osteoarthritis, Knee", "Osteoarthritis, Hip" ], "interventions": [ { "name": "Celecoxib", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "80 Years", "sex": "ALL", "summary": "18 Years to 80 Years" }, "enrollment_count": 875, "start_date": "2005-07", "completion_date": "2008-02", "has_results": true, "last_update_posted_date": "2021-03-29", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 67, "location_summary": "Huntsville, Alabama • Peoria, Arizona • Phoenix, Arizona + 58 more", "locations": [ { "city": "Huntsville", "state": "Alabama" }, { "city": "Peoria", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Anaheim", "state": "California" }, { "city": "Huntington Beach", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00139776" }, { "nct_id": "NCT01787188", "title": "Study of Meloxicam Capsules to Treat Osteoarthritis Pain", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Osteoarthritis" ], "interventions": [ { "name": "Meloxicam Test Capsules", "type": "DRUG" }, { "name": "Placebo Capsules", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Iroko Pharmaceuticals, LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": null, "sex": "ALL", "summary": "40 Years and older" }, "enrollment_count": 403, "start_date": "2013-02", "completion_date": "2013-10", "has_results": true, "last_update_posted_date": "2015-03-11", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 40, "location_summary": "Birmingham, Alabama • Carmichael, California • Pismo Beach, California + 31 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Carmichael", "state": "California" }, { "city": "Pismo Beach", "state": "California" }, { "city": "Milford", "state": "Connecticut" }, { "city": "DeLand", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT01787188" }, { "nct_id": "NCT00985621", "title": "Tanezumab In Osteoarthritis Of The Hip Or Knee", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Osteoarthritis" ], "interventions": [ { "name": "tanezumab 10 mg", "type": "BIOLOGICAL" }, { "name": "tanezumab 5 mg", "type": "BIOLOGICAL" }, { "name": "oxycodone", "type": "DRUG" }, { "name": "placebo", "type": "OTHER" } ], "intervention_types": [ "BIOLOGICAL", "DRUG", "OTHER" ], "sponsor": "Pfizer", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "75 Years", "sex": "ALL", "summary": "18 Years to 75 Years" }, "enrollment_count": 614, "start_date": "2009-10-30", "completion_date": "2011-02-04", "has_results": true, "last_update_posted_date": "2021-05-14", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 66, "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 54 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Beverly Hills", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00985621" }, { "nct_id": "NCT02289716", "title": "Study of Efficacy, Safety of Fulranumab Monotherapy for OA of Hip or Knee, PAI3003", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Osteoarthritis", "Pain" ], "interventions": [ { "name": "Placebo", "type": "DRUG" }, { "name": "Fulranumab 1 mg", "type": "DRUG" }, { "name": "Fulranumab 3 mg", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Janssen Research & Development, LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "99 Years", "sex": "ALL", "summary": "18 Years to 99 Years" }, "enrollment_count": 41, "start_date": "2015-07-10", "completion_date": "2016-10-10", "has_results": false, "last_update_posted_date": "2025-04-29", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 7, "location_summary": "El Cajon, California • Sherman Oaks, California • Miami, Florida + 4 more", "locations": [ { "city": "El Cajon", "state": "California" }, { "city": "Sherman Oaks", "state": "California" }, { "city": "Miami", "state": "Florida" }, { "city": "Traverse City", "state": "Michigan" }, { "city": "Omaha", "state": "Nebraska" } ], "official_url": "https://clinicaltrials.gov/study/NCT02289716" }, { "nct_id": "NCT03691974", "title": "Study to Evaluate the Effects of Fasinumab on Peripheral Nerve Function in Patients With Pain Due to Osteoarthritis of the Hip or Knee", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Osteoarthritis, Knee", "Osteoarthritis, Hip" ], "interventions": [ { "name": "Fasinumab", "type": "DRUG" }, { "name": "Placebo", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Regeneron Pharmaceuticals", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 180, "start_date": "2018-10-15", "completion_date": "2021-01-07", "has_results": true, "last_update_posted_date": "2023-03-01", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 21, "location_summary": "Glendale, Arizona • Phoenix, Arizona • Tucson, Arizona + 15 more", "locations": [ { "city": "Glendale", "state": "Arizona" }, { "city": "Glendale", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" }, { "city": "Anaheim", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT03691974" }, { "nct_id": "NCT00420992", "title": "A Study of Embeda (Kadian NT, ALO-01) in Subjects With Pain Due to Osteoarthritis of the Hip or Knee", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Osteoarthritis", "Chronic Pain" ], "interventions": [ { "name": "ALO-01 (Morphine Sulfate Plus Naltrexone Hydrochloride Extended Release)", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Pfizer", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "21 Years", "maximum_age": null, "sex": "ALL", "summary": "21 Years and older" }, "enrollment_count": 547, "start_date": "2006-12", "completion_date": "2007-11", "has_results": true, "last_update_posted_date": "2013-09-20", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 81, "location_summary": "Birmingham, Alabama • Mobile, Alabama • Peoria, Arizona + 69 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Peoria", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Tempe", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT00420992" }, { "nct_id": "NCT01631513", "title": "An Open-label Evaluation of Tapentadol Extended Release (ER) in Participants With Moderate to Severe Chronic Pain After Conversion From Hydrocodone, Oxycodone Controlled Release (CR), and/or Morphine Sustained Release (SR)", "overall_status": "WITHDRAWN", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Pain", "Chronic Back Pain", "Chronic Low Back Pain", "Osteoarthritis Pain In The Hip or Knee" ], "interventions": [ { "name": "Nucynta ER", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Janssen Scientific Affairs, LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "74 Years", "sex": "ALL", "summary": "18 Years to 74 Years" }, "enrollment_count": 0, "start_date": "2012-08", "completion_date": "2013-04", "has_results": false, "last_update_posted_date": "2018-01-25", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 7, "location_summary": "Jacksonville, Florida • Prairie Village, Kansas • Mandeville, Louisiana + 4 more", "locations": [ { "city": "Jacksonville", "state": "Florida" }, { "city": "Prairie Village", "state": "Kansas" }, { "city": "Mandeville", "state": "Louisiana" }, { "city": "Metairie", "state": "Louisiana" }, { "city": "New Orleans", "state": "Louisiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT01631513" }, { "nct_id": "NCT02944448", "title": "A Study Evaluating Pain Relief and Safety of Orally Administered CR845 in Patients With Osteoarthritis of Hip or Knee", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Osteoarthritis, Hip", "Osteoarthritis, Knee", "Arthritis", "Joint Diseases", "Musculoskeletal Diseases", "Rheumatic Diseases" ], "interventions": [ { "name": "CR845 tablet 1 mg", "type": "DRUG" }, { "name": "CR845 tablet 2.5 mg", "type": "DRUG" }, { "name": "CR845 tablet 5 mg", "type": "DRUG" }, { "name": "Placebo tablet", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Cara Therapeutics, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "25 Years", "maximum_age": null, "sex": "ALL", "summary": "25 Years and older" }, "enrollment_count": 761, "start_date": "2016-09", "completion_date": "2017-06", "has_results": true, "last_update_posted_date": "2020-10-20", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 35, "location_summary": "Birmingham, Alabama • Peoria, Arizona • Phoenix, Arizona + 29 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Peoria", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Carmichael", "state": "California" }, { "city": "San Diego", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT02944448" }, { "nct_id": "NCT01141283", "title": "Safety of BTDS in Subjects With Osteoarthritic (OA) Pain of Hip or Knee: A 6-Month Open-label Extension Phase", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Osteoarthritis" ], "interventions": [ { "name": "Buprenorphine transdermal patch", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Purdue Pharma LP", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": "75 Years", "sex": "ALL", "summary": "40 Years to 75 Years" }, "enrollment_count": 290, "start_date": "2003-04", "completion_date": "2004-07", "has_results": true, "last_update_posted_date": "2012-09-03", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 42, "location_summary": "Mesa, Arizona • Phoenix, Arizona • Tucson, Arizona + 36 more", "locations": [ { "city": "Mesa", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT01141283" }, { "nct_id": "NCT02528188", "title": "Long Term Safety and Efficacy Study of Tanezumab in Subjects With Osteoarthritis of the Hip or Knee", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Chronic Pain", "Osteoarthritis, Hip", "Osteoarthritis, Knee" ], "interventions": [ { "name": "NSAID", "type": "DRUG" }, { "name": "Tanezumab 2.5 mg", "type": "BIOLOGICAL" }, { "name": "Tanezumab 5 mg", "type": "BIOLOGICAL" } ], "intervention_types": [ "DRUG", "BIOLOGICAL" ], "sponsor": "Pfizer", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 3021, "start_date": "2015-07-21", "completion_date": "2019-02-27", "has_results": true, "last_update_posted_date": "2020-01-10", "last_synced_at": "2026-07-23T10:21:45.921Z", "location_count": 299, "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 187 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Huntsville", "state": "Alabama" } ], "official_url": "https://clinicaltrials.gov/study/NCT02528188" } ] }