{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Clostridial+collagenase+injectable",
    "query": {
      "intervention": "Clostridial collagenase injectable"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 41,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Clostridial+collagenase+injectable&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T07:03:46.574Z",
  "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": "NCT02249052",
      "title": "Double Blind Study to Evaluate the Efficacy of Collagenase Histolyticum in the Treatment of Lipoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lipoma"
      ],
      "interventions": [
        {
          "name": "AA4500",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gerut, Zachary, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 19,
      "start_date": "2014-08",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2017-02-23",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 2,
      "location_summary": "Hewlett, New York • Nashville, Tennessee",
      "locations": [
        {
          "city": "Hewlett",
          "state": "New York"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02249052"
    },
    {
      "nct_id": "NCT01221623",
      "title": "Study of AA4500 in the Treatment of Peyronie's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Peyronie's Disease"
      ],
      "interventions": [
        {
          "name": "AA4500",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 418,
      "start_date": "2010-10",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2017-10-05",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 29,
      "location_summary": "Mobile, Alabama • Anchorage, Alaska • Phoenix, Arizona + 26 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01221623"
    },
    {
      "nct_id": "NCT01674634",
      "title": "Safety and Efficacy of Two Concurrent Injections of AA4500 in Adult Subjects With Multiple Dupuytren's Contractures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dupuytren's Contracture"
      ],
      "interventions": [
        {
          "name": "XIAFLEX / XIAPEX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 715,
      "start_date": "2012-09",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2017-10-05",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 25,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Encinitas, California + 22 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Murrieta",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01674634"
    },
    {
      "nct_id": "NCT01221597",
      "title": "Study of AA4500 in the Treatment of Peyronie's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Peyronie's Disease"
      ],
      "interventions": [
        {
          "name": "AA4500",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 418,
      "start_date": "2010-09",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2017-10-05",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 29,
      "location_summary": "Homewood, Alabama • Phoenix, Arizona • Burbank, California + 25 more",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01221597"
    },
    {
      "nct_id": "NCT05419505",
      "title": "Study of Different Interventions to Reduce Bruising Following CCH-Aaes Treatment for Cellulite of the Buttocks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Edematous Fibrosclerotic Panniculopathy",
        "Cellulite"
      ],
      "interventions": [
        {
          "name": "CCH-aaes",
          "type": "DRUG"
        },
        {
          "name": "Antifibrinolytic Agent",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 91,
      "start_date": "2022-06-15",
      "completion_date": "2023-06-21",
      "has_results": true,
      "last_update_posted_date": "2025-03-07",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 13,
      "location_summary": "Scottsdale, Arizona • Beverly Hills, California • Encinitas, California + 10 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Solana Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05419505"
    },
    {
      "nct_id": "NCT05646602",
      "title": "Focused Shock Wave Therapy Outcomes in Peyronie's Disease and Erectile Dysfunction",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peyronie Disease",
        "Penile Curvature",
        "Erectile Dysfunction"
      ],
      "interventions": [
        {
          "name": "Collagenase Clostridium Histolyticum",
          "type": "DRUG"
        },
        {
          "name": "Duolith SD1 T-TOP",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 0,
      "start_date": "2023-03",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05646602"
    },
    {
      "nct_id": "NCT01498640",
      "title": "Retreatment of Recurrent Dupuytren's Contractures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Dupuytren's Disease"
      ],
      "interventions": [
        {
          "name": "Collagenase clostridium histolyticum",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2012-03",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2017-10-05",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 7,
      "location_summary": "Phoenix, Arizona • Rockford, Illinois • Indianapolis, Indiana + 4 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Rockford",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Marquette",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01498640"
    },
    {
      "nct_id": "NCT02193828",
      "title": "Phase 2a Dose-Ranging Study to Evaluate Safety and Effectiveness of AA4500 in Treatment of Dupuytren's Disease Nodules",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dupuytren's Disease"
      ],
      "interventions": [
        {
          "name": "Collagenase clostridium histolyticum",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 76,
      "start_date": "2014-07",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2017-10-05",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 9,
      "location_summary": "Tucson, Arizona • Encinitas, California • Greenbrae, California + 6 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Murrieta",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02193828"
    },
    {
      "nct_id": "NCT01265420",
      "title": "Efficacy and Safety of Xiaflex Injection for Treatment of Dupuytren's Contracture of the Thumb",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Dupuytren's Contracture"
      ],
      "interventions": [
        {
          "name": "Injectable clostridial collagenase",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Indiana Hand to Shoulder Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2010-12",
      "completion_date": "2014-02",
      "has_results": true,
      "last_update_posted_date": "2015-04-30",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 1,
      "location_summary": "Indianaplis, Indiana",
      "locations": [
        {
          "city": "Indianaplis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01265420"
    },
    {
      "nct_id": "NCT00528606",
      "title": "AA4500 (XIAFLEX™, Proposed Name) in the Treatment of Dupuytren's Contracture",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dupuytren's Contracture"
      ],
      "interventions": [
        {
          "name": "collagenase clostridium histolyticum",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 308,
      "start_date": "2007-08",
      "completion_date": "2008-04",
      "has_results": true,
      "last_update_posted_date": "2017-12-02",
      "last_synced_at": "2026-09-26T07:03:46.574Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • Palo Alto, California • Denver, Colorado + 12 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Rockford",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00528606"
    }
  ]
}