{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dextromethorphan+30+mg&page=2",
    "query": {
      "intervention": "Dextromethorphan 30 mg",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 30,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dextromethorphan+30+mg&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dextromethorphan+30+mg&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T04:14:15.502Z",
  "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": "NCT03883581",
      "title": "Impact of Nuedexta on Bulbar Physiology and Function in ALS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "dextromethorphan HBr and quinidine sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 28,
      "start_date": "2019-07-25",
      "completion_date": "2021-11-22",
      "has_results": true,
      "last_update_posted_date": "2023-03-08",
      "last_synced_at": "2026-10-01T04:14:15.502Z",
      "location_count": 2,
      "location_summary": "Fort Lauderdale, Florida • Gainesville, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03883581"
    },
    {
      "nct_id": "NCT00573443",
      "title": "Safety and Efficacy of AVP-923 in PBA Patients With ALS or MS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pseudobulbar Affect (PBA)"
      ],
      "interventions": [
        {
          "name": "dextromethorphan hydrobromide 20 mg and quinidine sulfate 10 mg",
          "type": "DRUG"
        },
        {
          "name": "dextromethorphan hydrobromide 30 mg and quinidine sulfate 10 mg",
          "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": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 326,
      "start_date": "2007-12",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2017-04-12",
      "last_synced_at": "2026-10-01T04:14:15.502Z",
      "location_count": 45,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Anaheim, California + 39 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00573443"
    },
    {
      "nct_id": "NCT01455389",
      "title": "TUSC2-nanoparticles and Erlotinib in Stage IV Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "DOTAP:Chol-TUSC2",
          "type": "DRUG"
        },
        {
          "name": "Erlotinib",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genprex, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2014-02",
      "completion_date": "2020-09-28",
      "has_results": false,
      "last_update_posted_date": "2022-03-02",
      "last_synced_at": "2026-10-01T04:14:15.502Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01455389"
    },
    {
      "nct_id": "NCT00310323",
      "title": "Hepatic Drug Biotransformation in Children With Obstructive Sleep Apnea",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "Caffeine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "4 Years to 16 Years"
      },
      "enrollment_count": 69,
      "start_date": "2003-01",
      "completion_date": "2006-02",
      "has_results": false,
      "last_update_posted_date": "2009-03-19",
      "last_synced_at": "2026-10-01T04:14:15.502Z",
      "location_count": 2,
      "location_summary": "Louisville, Kentucky • Richmond, Virginia",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00310323"
    },
    {
      "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": "2026-10-01T04:14:15.502Z",
      "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": "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": "2026-10-01T04:14:15.502Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06693960"
    },
    {
      "nct_id": "NCT00401583",
      "title": "A Study To Test The Effect Of GW786034 (Pazopanib) On P450 Enzymes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Carcinoma, Renal Cell"
      ],
      "interventions": [
        {
          "name": "GW786034 (pazopanib)",
          "type": "DRUG"
        },
        {
          "name": "Probe drugs",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2006-07-28",
      "completion_date": "2008-02-20",
      "has_results": false,
      "last_update_posted_date": "2017-11-13",
      "last_synced_at": "2026-10-01T04:14:15.502Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00401583"
    },
    {
      "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": "2026-10-01T04:14:15.502Z",
      "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": "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": "2026-10-01T04:14:15.502Z",
      "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"
    },
    {
      "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": "2026-10-01T04:14:15.502Z",
      "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"
    }
  ]
}