{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=EN3409",
    "query": {
      "intervention": "EN3409"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T17:04:44.042Z",
  "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": "NCT01633944",
      "title": "Efficacy Study to Evaluate Buprenorphine HCl Buccal Film in Opioid-Naive Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioDelivery Sciences International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 752,
      "start_date": "2012-08",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2017-02-27",
      "last_synced_at": "2026-09-02T17:04:44.042Z",
      "location_count": 60,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Anaheim, California + 51 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Chino",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01633944"
    },
    {
      "nct_id": "NCT01675167",
      "title": "Efficacy Study to Evaluate Buprenorphine HCl Buccal Film in Opioid-Experienced Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioDelivery Sciences International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 815,
      "start_date": "2012-09",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2017-02-27",
      "last_synced_at": "2026-09-02T17:04:44.042Z",
      "location_count": 66,
      "location_summary": "Birmingham, Alabama • Haleyville, Alabama • Mobile, Alabama + 57 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Haleyville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01675167"
    },
    {
      "nct_id": "NCT01755546",
      "title": "Long-term Open-Label Safety Study to Evaluate EN3409",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Low Back Pain",
        "Osteoarthritis",
        "Neuropathic Pain"
      ],
      "interventions": [
        {
          "name": "EN3409",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioDelivery Sciences International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 304,
      "start_date": "2012-12",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2018-10-18",
      "last_synced_at": "2026-09-02T17:04:44.042Z",
      "location_count": 57,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 52 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01755546"
    },
    {
      "nct_id": "NCT01871285",
      "title": "Evaluation of the Tolerability of Switching Subjects on Chronic ATC Opioid Therapy to Buprenorphine HCl Buccal Film",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo film",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Morphine sulfate",
          "type": "DRUG"
        },
        {
          "name": "Placebo capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioDelivery Sciences International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 39,
      "start_date": "2013-06",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2017-02-27",
      "last_synced_at": "2026-09-02T17:04:44.042Z",
      "location_count": 3,
      "location_summary": "Overland Park, Kansas • Philadelphia, Pennsylvania • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01871285"
    }
  ]
}