{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=Histogen",
    "query": {
      "sponsor": "Histogen"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T20:43:33.552Z",
  "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": "NCT02960204",
      "title": "Emricasan, an Oral Caspase Inhibitor, in Subjects With NASH Cirrhosis and Severe Portal Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cirrhosis",
        "Portal Hypertension",
        "Non-alcoholic Steatohepatitis"
      ],
      "interventions": [
        {
          "name": "Emricasan",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Histogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 263,
      "start_date": "2016-10-17",
      "completion_date": "2019-04-08",
      "has_results": true,
      "last_update_posted_date": "2022-02-11",
      "last_synced_at": "2026-09-10T20:43:33.552Z",
      "location_count": 22,
      "location_summary": "Pasadena, California • Rialto, California • Palmetto Bay, Florida + 16 more",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Rialto",
          "state": "California"
        },
        {
          "city": "Palmetto Bay",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Clive",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02960204"
    },
    {
      "nct_id": "NCT03662854",
      "title": "Safety and Tolerability of Hair Stimulating Complex (HSC) in Female Pattern Hair Loss",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alopecia"
      ],
      "interventions": [
        {
          "name": "Hair Stimulating Complex (HSC)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Phosphate Buffered Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Histogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 70 Years · Female only"
      },
      "enrollment_count": 27,
      "start_date": "2018-07-02",
      "completion_date": "2021-01-21",
      "has_results": false,
      "last_update_posted_date": "2019-02-21",
      "last_synced_at": "2026-09-10T20:43:33.552Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03662854"
    },
    {
      "nct_id": "NCT04435847",
      "title": "Safety and Efficacy of HST 001 in Male Pattern Hair Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Male Pattern Hair Loss"
      ],
      "interventions": [
        {
          "name": "HST 001",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Phosphate Buffered Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Histogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "25 Years to 55 Years · Male only"
      },
      "enrollment_count": 36,
      "start_date": "2020-05-26",
      "completion_date": "2021-01-20",
      "has_results": false,
      "last_update_posted_date": "2021-03-19",
      "last_synced_at": "2026-09-10T20:43:33.552Z",
      "location_count": 1,
      "location_summary": "Encinitas, California",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04435847"
    },
    {
      "nct_id": "NCT05082831",
      "title": "Human ECM Implanted Within Microfracture Interstices & the Cartilage Defect in the Knee to Regenerate Hyaline Cartilage",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Articular Cartilage Disorder of Knee",
        "Cartilage Damage",
        "Microfractures"
      ],
      "interventions": [
        {
          "name": "microfracture surgery + HST003",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Histogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 1,
      "start_date": "2021-11-15",
      "completion_date": "2023-01-16",
      "has_results": false,
      "last_update_posted_date": "2023-01-19",
      "last_synced_at": "2026-09-10T20:43:33.552Z",
      "location_count": 5,
      "location_summary": "Vail, Colorado • Bradenton, Florida • Bethesda, Maryland + 2 more",
      "locations": [
        {
          "city": "Vail",
          "state": "Colorado"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "State College",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05082831"
    },
    {
      "nct_id": "NCT04803227",
      "title": "Safety and Tolerability of Emricasan in Symptomatic Outpatients Diagnosed With Mild-COVID-19",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Emricasan",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Histogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2021-03-11",
      "completion_date": "2021-05-28",
      "has_results": false,
      "last_update_posted_date": "2022-01-04",
      "last_synced_at": "2026-09-10T20:43:33.552Z",
      "location_count": 1,
      "location_summary": "Brooklyn, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04803227"
    }
  ]
}