{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dextromethorphan+30+mg",
    "query": {
      "intervention": "Dextromethorphan 30 mg"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 30,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dextromethorphan+30+mg&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T03:03:09.270Z",
  "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": "NCT00728468",
      "title": "A Study To Test The Impact Of PF- 00299804 On How The Body Handles Dextromethorphan In Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Malignant Solid Tumors"
      ],
      "interventions": [
        {
          "name": "PF-00299804",
          "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": 16,
      "start_date": "2008-09",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2017-08-02",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 2,
      "location_summary": "Buffalo, New York • San Antonio, Texas",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00728468"
    },
    {
      "nct_id": "NCT02397382",
      "title": "Pharmacokinetic Study to Evaluate the Effect of a Single Dose of Guselkumab (CNTO 1959) on CYP 450 Enzyme Activities After Subcutaneous Administration in Participants With Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Guselkumab",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "Caffeine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 16,
      "start_date": "2015-06-18",
      "completion_date": "2016-08-31",
      "has_results": false,
      "last_update_posted_date": "2017-09-20",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 8,
      "location_summary": "Anniston, Alabama • North Hollywood, California • Orlando, Florida + 5 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "North Hollywood",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02397382"
    },
    {
      "nct_id": "NCT06693960",
      "title": "Evaluating the Pharmacokinetics of Oregano and Potential Oregano-drug Interactions Using a Drug Cocktail Approach",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Interaction"
      ],
      "interventions": [
        {
          "name": "Oregano",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Drug cocktail",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 16,
      "start_date": "2024-09-26",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06693960"
    },
    {
      "nct_id": "NCT01462318",
      "title": "An Open-Label Immunogenicity and Pharmacokinetics Study of Daclizumab High Yield Process Prefilled Syringe in Relapsing Remitting Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Relapsing-Remitting Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Caffeine",
          "type": "OTHER"
        },
        {
          "name": "S-warfarin",
          "type": "DRUG"
        },
        {
          "name": "Vitamin K",
          "type": "OTHER"
        },
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "BIIB019 (Daclizumab)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 133,
      "start_date": "2011-11",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2017-03-14",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 7,
      "location_summary": "Centennial, Colorado • Washington D.C., District of Columbia • Lake Barrington, Illinois + 4 more",
      "locations": [
        {
          "city": "Centennial",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Lake Barrington",
          "state": "Illinois"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01462318"
    },
    {
      "nct_id": "NCT05444556",
      "title": "A Study of Imlunestrant (LY3484356) in Female Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Imlunestrant",
          "type": "DRUG"
        },
        {
          "name": "Repaglinide",
          "type": "DRUG"
        },
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "Quinidine",
          "type": "DRUG"
        },
        {
          "name": "Rosuvastatin",
          "type": "DRUG"
        },
        {
          "name": "Digoxin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 65 Years · Female only"
      },
      "enrollment_count": 113,
      "start_date": "2022-07-07",
      "completion_date": "2022-11-02",
      "has_results": true,
      "last_update_posted_date": "2025-12-12",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 3,
      "location_summary": "Cypress, California • South Miami, Florida • San Antonio, Texas",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05444556"
    },
    {
      "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": "2026-09-11T03:03:09.270Z",
      "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": "NCT01324232",
      "title": "Safety and Efficacy of AVP-923 in the Treatment of Central Neuropathic Pain in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Central Neuropathic Pain",
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "AVP-923-45",
          "type": "DRUG"
        },
        {
          "name": "AVP-923-30",
          "type": "DRUG"
        },
        {
          "name": "AVP-923-20",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Avanir Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 209,
      "start_date": "2011-09-08",
      "completion_date": "2013-09-26",
      "has_results": true,
      "last_update_posted_date": "2021-11-22",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 44,
      "location_summary": "Cullman, Alabama • Phoenix, Arizona • Berkeley, California + 40 more",
      "locations": [
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01324232"
    },
    {
      "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": "2026-09-11T03:03:09.270Z",
      "location_count": 1,
      "location_summary": "Hackensack, New Jersey",
      "locations": [
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00741468"
    },
    {
      "nct_id": "NCT01584440",
      "title": "Efficacy, Safety and Tolerability Study of AVP-923 (Dextromethorphan/Quinidine) for Treatment of Symptoms of Agitation in Participants With Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Agitation",
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "AVP-923-20",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "AVP-923-30",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Avanir Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 220,
      "start_date": "2012-08-13",
      "completion_date": "2014-07-30",
      "has_results": true,
      "last_update_posted_date": "2021-11-26",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 44,
      "location_summary": "Phoenix, Arizona • Sun City, Arizona • Fresno, California + 36 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01584440"
    },
    {
      "nct_id": "NCT00467779",
      "title": "Study of Cobimetinib in Participants With Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor"
      ],
      "interventions": [
        {
          "name": "cobimetinib",
          "type": "DRUG"
        },
        {
          "name": "dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "midazolam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 119,
      "start_date": "2007-05",
      "completion_date": "2014-04",
      "has_results": true,
      "last_update_posted_date": "2016-08-26",
      "last_synced_at": "2026-09-11T03:03:09.270Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Stanford, California • Detroit, Michigan + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00467779"
    }
  ]
}