{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dextromethorphan+and+Caffeine",
    "query": {
      "intervention": "Dextromethorphan and Caffeine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 25,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dextromethorphan+and+Caffeine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T06:47:51.786Z",
  "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": "NCT03718884",
      "title": "A Study of Mirikizumab in Participants With Plaque Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Drug Cocktail",
          "type": "DRUG"
        },
        {
          "name": "Mirikizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2018-10-23",
      "completion_date": "2019-10-28",
      "has_results": true,
      "last_update_posted_date": "2024-01-29",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 3,
      "location_summary": "Anaheim, California • DeLand, Florida • High Point, North Carolina",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03718884"
    },
    {
      "nct_id": "NCT00741468",
      "title": "Open-Label, Multiple-Dose, Non-Randomized Study to Assess Drug-Drug Interactions of Proellex® in Female Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug Interactions"
      ],
      "interventions": [
        {
          "name": "Proellex",
          "type": "DRUG"
        },
        {
          "name": "CYP1A2 probe",
          "type": "DRUG"
        },
        {
          "name": "CYP2C9 probe",
          "type": "DRUG"
        },
        {
          "name": "CYP2C19 probe",
          "type": "DRUG"
        },
        {
          "name": "CYP2D6 probe",
          "type": "DRUG"
        },
        {
          "name": "CYP3A4 probe",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Repros Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "48 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 48 Years · Female only"
      },
      "enrollment_count": 18,
      "start_date": "2008-07",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2014-08-22",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 1,
      "location_summary": "Hackensack, New Jersey",
      "locations": [
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00741468"
    },
    {
      "nct_id": "NCT00009542",
      "title": "Effects of Kava on the Body's Elimination of Caffeine and Dextromethorphan",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "kava (Piper methysticum)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 20,
      "start_date": "2001-01",
      "completion_date": "2001-04",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00009542"
    },
    {
      "nct_id": "NCT07665723",
      "title": "An Early-Stage Study in Multiple Clinics of How Afimkibart May Affect the Body's Processing of Medicines That Rely on Cytochrome P450 Enzymes in Participants With Ulcerative Colitis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Active Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Afimkibart",
          "type": "DRUG"
        },
        {
          "name": "Caffeine",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Vitamin K",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Hoffmann-La Roche",
      "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": 25,
      "start_date": "2026-06-29",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 3,
      "location_summary": "Chula Vista, California • Miami, Florida",
      "locations": [
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07665723"
    },
    {
      "nct_id": "NCT03864042",
      "title": "Pharmacokinetic Drug-drug Interaction Study of Encorafenib and Binimetinib on Probe Drugs in Patients With BRAF V600-mutant Melanoma or Other Advanced Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Solid Tumors",
        "Metastatic Melanoma"
      ],
      "interventions": [
        {
          "name": "losartan",
          "type": "DRUG"
        },
        {
          "name": "dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "caffeine",
          "type": "DRUG"
        },
        {
          "name": "omeprazole",
          "type": "DRUG"
        },
        {
          "name": "midazolam",
          "type": "DRUG"
        },
        {
          "name": "rosuvastatin",
          "type": "DRUG"
        },
        {
          "name": "bupropion immediate release (IR)",
          "type": "DRUG"
        },
        {
          "name": "encorafenib",
          "type": "DRUG"
        },
        {
          "name": "binimetinib",
          "type": "DRUG"
        },
        {
          "name": "modafinil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2018-01-02",
      "completion_date": "2023-05-29",
      "has_results": true,
      "last_update_posted_date": "2024-09-27",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 11,
      "location_summary": "Orange, California • Aurora, Colorado • Chicago, Illinois + 7 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Hopkins",
          "state": "Minnesota"
        },
        {
          "city": "Maple Grove",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03864042"
    },
    {
      "nct_id": "NCT05334108",
      "title": "Drug-Drug Interaction Study to Evaluate the Effects of Ecopipam on the Pharmacokinetics of Multiple Substrates for Drug Metabolism and Transport",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug Interaction"
      ],
      "interventions": [
        {
          "name": "Ecopipam",
          "type": "DRUG"
        },
        {
          "name": "Cohort 1 Probe Substrate Cocktail",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Cohort 2 Probe Substrate",
          "type": "DRUG"
        },
        {
          "name": "Cohort 3 Probe Substrate Cocktail",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Emalex Biosciences Inc.",
      "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": 56,
      "start_date": "2022-04-26",
      "completion_date": "2022-08-26",
      "has_results": false,
      "last_update_posted_date": "2022-12-12",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05334108"
    },
    {
      "nct_id": "NCT00458991",
      "title": "rhGH Therapy on Hepatic Drug Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Growth Hormone Deficiency, Dwarfism"
      ],
      "interventions": [
        {
          "name": "Dextromethorphan and Caffeine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "4 Years to 14 Years"
      },
      "enrollment_count": 9,
      "start_date": "2001-06",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 4,
      "location_summary": "San Diego, California • Louisville, Kentucky • Kansas City, Missouri + 1 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00458991"
    },
    {
      "nct_id": "NCT02688088",
      "title": "A Study of Abemaciclib in Participants With Cancer That is Advanced or Has Spread to Another Part(s) of the Body",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neoplasm Metastasis"
      ],
      "interventions": [
        {
          "name": "Drug Cocktail",
          "type": "DRUG"
        },
        {
          "name": "Abemaciclib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2016-03-08",
      "completion_date": "2021-01-06",
      "has_results": true,
      "last_update_posted_date": "2022-10-18",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 5,
      "location_summary": "Denver, Colorado • Indianapolis, Indiana • Fairway, Kansas + 2 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Fairway",
          "state": "Kansas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02688088"
    },
    {
      "nct_id": "NCT06632990",
      "title": "A Study Evaluating the Potential of BMS-984923 to Alter the Systemic Exposure of Three Orally Administered Probe Substrates",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug Drug Interaction (DDI)"
      ],
      "interventions": [
        {
          "name": "BMS-984923",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Caffeine",
          "type": "DRUG"
        },
        {
          "name": "dextromethorphan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allyx Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 36,
      "start_date": "2024-11-04",
      "completion_date": "2025-10-15",
      "has_results": false,
      "last_update_posted_date": "2025-02-07",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 1,
      "location_summary": "West Bend, Wisconsin",
      "locations": [
        {
          "city": "West Bend",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06632990"
    },
    {
      "nct_id": "NCT04764851",
      "title": "Drug-Drug Interaction Study to Evaluate the Effects of Ecopipam on the Pharmacokinetics of Multiple Substrates",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug-Interactions"
      ],
      "interventions": [
        {
          "name": "ecopipam HCl ~2mg/kg/day",
          "type": "DRUG"
        },
        {
          "name": "Cohort 1 Probe Cocktail",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Cohort 2 Probe Cocktail",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Cohort 3 Probe Cocktail",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Emalex Biosciences Inc.",
      "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": 30,
      "start_date": "2021-02-18",
      "completion_date": "2021-05-07",
      "has_results": false,
      "last_update_posted_date": "2021-05-24",
      "last_synced_at": "2026-09-20T06:47:51.786Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04764851"
    }
  ]
}