{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opioid+Reduction+After+TKA",
    "query": {
      "condition": "Opioid Reduction After TKA"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-27T03:40:18.399Z",
  "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": "NCT07439666",
      "title": "NEUROCUPLE™ as an Opioid Alternative Following Total Knee Arthroplasty",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty Postoperative Pain",
        "Opioid Reduction After TKA"
      ],
      "interventions": [
        {
          "name": "NEUROCUPLE™ Patch",
          "type": "DEVICE"
        },
        {
          "name": "Sham patch",
          "type": "DEVICE"
        },
        {
          "name": "Enhanced Recovery After Surgery (ERAS) Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Jacques E. Chelly",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 274,
      "start_date": "2026-05",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-06-27T03:40:18.399Z",
      "location_count": 3,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07439666"
    },
    {
      "nct_id": "NCT07226076",
      "title": "Methadone in TKA for Post-op Pain and Opioid Reduction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post Operative Pain"
      ],
      "interventions": [
        {
          "name": "Methadone Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 162,
      "start_date": "2026-01-08",
      "completion_date": "2027-01-15",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-06-27T03:40:18.399Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07226076"
    },
    {
      "nct_id": "NCT04814992",
      "title": "Pre-op Cognitive Behavior Therapy to Decrease Chronic Post-Surgical Pain in TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Post-Surgical Pain"
      ],
      "interventions": [
        {
          "name": "Computer-Assisted Preoperative CBT Intervention (PAINTrainer)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2020-10-01",
      "completion_date": "2023-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-17",
      "last_synced_at": "2026-06-27T03:40:18.399Z",
      "location_count": 4,
      "location_summary": "Philadelphia, Pennsylvania • Radnor, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Radnor",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04814992"
    }
  ]
}