{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kratom+Pharmacokinetics",
    "query": {
      "condition": "Kratom Pharmacokinetics"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T19:22:37.592Z",
  "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": "NCT06640569",
      "title": "Preliminary Characterization of Commercial Kratom Extract Products",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kratom Pharmacodynamics",
        "Kratom Pharmacokinetics"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2024-11-11",
      "completion_date": "2028-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-17",
      "last_synced_at": "2026-06-26T19:22:37.592Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06640569"
    },
    {
      "nct_id": "NCT07204171",
      "title": "Phase 1 Study of Oral MG001",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Safety and Tolerability in Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "mitragynine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 32,
      "start_date": "2026-09",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-16",
      "last_synced_at": "2026-06-26T19:22:37.592Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07204171"
    },
    {
      "nct_id": "NCT06089980",
      "title": "Direct Observation Study of Kratom Product Effects Among Regular Consumers",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kratom Pharmacokinetics",
        "Kratom Pharmacodynamics",
        "Kratom"
      ],
      "interventions": [
        {
          "name": "Effects from acute kratom exposure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2024-04-01",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-06-26T19:22:37.592Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06089980"
    },
    {
      "nct_id": "NCT04392011",
      "title": "Assessing the Pharmacokinetics and Drug Interaction Liability of Kratom, an Opioid-like Natural Product",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Interaction Drug Food"
      ],
      "interventions": [
        {
          "name": "Midazolam HCl",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan HBr",
          "type": "DRUG"
        },
        {
          "name": "Kratom",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 15,
      "start_date": "2019-10-09",
      "completion_date": "2021-08-31",
      "has_results": true,
      "last_update_posted_date": "2023-12-20",
      "last_synced_at": "2026-06-26T19:22:37.592Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04392011"
    },
    {
      "nct_id": "NCT06072170",
      "title": "Single Ascending Doses of Kratom in Healthy Nondependent Adults With Opioid Experience",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Safety",
        "Pharmacokinetics",
        "Pharmacodynamics"
      ],
      "interventions": [
        {
          "name": "Kratom",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Altasciences Company Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 40,
      "start_date": "2023-08-16",
      "completion_date": "2024-01-23",
      "has_results": true,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-06-26T19:22:37.592Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06072170"
    },
    {
      "nct_id": "NCT05846451",
      "title": "Evaluating a Potential Pharmacokinetic Kratom-oxycodone Interaction Concurrent With Clinical Endpoints",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Herbal Interaction"
      ],
      "interventions": [
        {
          "name": "Kratom",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 16,
      "start_date": "2023-06-01",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-06-26T19:22:37.592Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05846451"
    }
  ]
}