{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opiate+Induced+Respiratory+Depression",
    "query": {
      "condition": "Opiate Induced Respiratory Depression"
    },
    "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": "2026-07-22T14:42:20.239Z",
  "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": "NCT03845699",
      "title": "Development of an Algorithm That Predicts Hypoventilation Due to an Opioid Overdose",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Drug Overdose",
        "Opioid-Related Disorders"
      ],
      "interventions": [
        {
          "name": "Diagnostic algorithms that detects/predicts hypoventilation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "RTM Vital Signs, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 20,
      "start_date": "2019-05-15",
      "completion_date": "2020-05-14",
      "has_results": false,
      "last_update_posted_date": "2019-05-09",
      "last_synced_at": "2026-07-22T14:42:20.239Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03845699"
    },
    {
      "nct_id": "NCT06719986",
      "title": "Pharmacodynamic Evaluation of Intramuscular Nalmefene Autoinjector 1.5 mg Compared to Intranasal Narcan 4 mg",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Overdose"
      ],
      "interventions": [
        {
          "name": "Nalmefene HCl injection",
          "type": "DRUG"
        },
        {
          "name": "Naloxone HCl intranasal",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Purdue Pharma LP",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 24,
      "start_date": "2022-10-03",
      "completion_date": "2022-12-23",
      "has_results": true,
      "last_update_posted_date": "2025-07-03",
      "last_synced_at": "2026-07-22T14:42:20.239Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06719986"
    },
    {
      "nct_id": "NCT04301895",
      "title": "Pupillary Unrest in Ambient Light, and Relationship to Opioid-Induced Respiratory Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid; Intoxication, Perception Disturbance (Acute)",
        "Acute Pain",
        "Overdose of Opiate",
        "Respiratory Depression",
        "Safety Issues"
      ],
      "interventions": [
        {
          "name": "Continuous conversational interaction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Remifentanil infusion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "20 Years to 55 Years"
      },
      "enrollment_count": 20,
      "start_date": "2019-04-30",
      "completion_date": "2019-09-03",
      "has_results": false,
      "last_update_posted_date": "2020-03-10",
      "last_synced_at": "2026-07-22T14:42:20.239Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04301895"
    },
    {
      "nct_id": "NCT06408714",
      "title": "Nalmefene vs Naloxone for the Treatment of Recurrent Respiratory Depression After Opioid Overdose",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid Overdose",
        "Opiate Overdose"
      ],
      "interventions": [
        {
          "name": "Nalmefene Injection",
          "type": "DRUG"
        },
        {
          "name": "Naloxone Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of New Mexico",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-08-26",
      "completion_date": "2024-12-09",
      "has_results": false,
      "last_update_posted_date": "2025-02-10",
      "last_synced_at": "2026-07-22T14:42:20.239Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06408714"
    },
    {
      "nct_id": "NCT02735629",
      "title": "Antagonism of Opioid-Induced Respiratory Depression by CX1739 With Preservation of Opioid Analgesia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opiate Induced Respiratory Depression"
      ],
      "interventions": [
        {
          "name": "CX1739 - 300 mg",
          "type": "DRUG"
        },
        {
          "name": "CX1739 - 600 mg",
          "type": "DRUG"
        },
        {
          "name": "CX1739 - 900 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "RespireRx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "18 Years to 50 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2016-03",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-07-28",
      "last_synced_at": "2026-07-22T14:42:20.239Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02735629"
    }
  ]
}