{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naproxen+tablet",
    "query": {
      "intervention": "Naproxen tablet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 91,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naproxen+tablet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-15T18:41:50.989Z",
  "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": "NCT00969449",
      "title": "Pharmacokinetics Study Comparing Naproxen Sodium Extended Release and Naprelan",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pharmacokinetics"
      ],
      "interventions": [
        {
          "name": "Naproxen Sodium, (BAY H6689)",
          "type": "DRUG"
        },
        {
          "name": "Naprelan, (BAY H6689)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 28,
      "start_date": "2009-04",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2014-05-20",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00969449"
    },
    {
      "nct_id": "NCT00664560",
      "title": "Efficacy Study of PN400 (VIMOVO) Twice Daily and Celebrex Once Daily in Patients With Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "PN 400 (VIMOVO)",
          "type": "DRUG"
        },
        {
          "name": "celebrex",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Rescue Antacid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "POZEN",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 614,
      "start_date": "2008-04",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2012-02-27",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00664560"
    },
    {
      "nct_id": "NCT03566979",
      "title": "Efficacy and Safety Study of a Test Naproxen Sodium 220mg Tablet in Postoperative Dental Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post-operative Dental Pain"
      ],
      "interventions": [
        {
          "name": "Test naproxen sodium tablet",
          "type": "DRUG"
        },
        {
          "name": "Commercial naproxen sodium tablet",
          "type": "DRUG"
        },
        {
          "name": "Commercial naproxen sodium liquid gels capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Consumer Inc., McNeil Consumer Healthcare Division",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "17 Years to 50 Years"
      },
      "enrollment_count": 501,
      "start_date": "2018-08-13",
      "completion_date": "2019-04-15",
      "has_results": true,
      "last_update_posted_date": "2020-04-09",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03566979"
    },
    {
      "nct_id": "NCT01383486",
      "title": "Self Selection Trial of Naproxen Sodium",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Naproxen sodium ER (BAYH6689)",
          "type": "DRUG"
        },
        {
          "name": "Advil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 253,
      "start_date": "2011-07",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2015-10-15",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 10,
      "location_summary": "Anaheim, California • Yorba Linda, California • Pembroke Pines, Florida + 7 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Yorba Linda",
          "state": "California"
        },
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "Griffin",
          "state": "Georgia"
        },
        {
          "city": "Andover",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01383486"
    },
    {
      "nct_id": "NCT01016678",
      "title": "Treximet Early Intervention Adolescent Migraine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Treximet",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Premiere Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 104,
      "start_date": "2010-03",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2016-05-04",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 4,
      "location_summary": "West Palm Beach, Florida • Cincinnati, Ohio • Dallas, Texas + 1 more",
      "locations": [
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01016678"
    },
    {
      "nct_id": "NCT00665743",
      "title": "Study Evaluating the Bioavailability of Naproxen 500 mg in Three Formulations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Arthritis"
      ],
      "interventions": [
        {
          "name": "PN400",
          "type": "DRUG"
        },
        {
          "name": "naproxen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "POZEN",
      "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": "2008-03",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2008-06-10",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00665743"
    },
    {
      "nct_id": "NCT01094483",
      "title": "A Study Assessing Inhibition of Serum Thromboxane B2 Levels With PN400 and Low Dose Aspirin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Platelet Inhibition"
      ],
      "interventions": [
        {
          "name": "PN400",
          "type": "DRUG"
        },
        {
          "name": "ASA",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 40,
      "start_date": "2010-03",
      "completion_date": "2010-05",
      "has_results": false,
      "last_update_posted_date": "2010-12-07",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01094483"
    },
    {
      "nct_id": "NCT05761574",
      "title": "A Study of an Acetaminophen/Naproxen Sodium Fixed Combination, Acetaminophen and Naproxen Sodium in Postoperative Dental Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Acetaminophen/Naproxen Sodium Fixed Combination",
          "type": "DRUG"
        },
        {
          "name": "Naproxen Sodium",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Consumer Inc. (J&JCI)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "16 Years to 50 Years"
      },
      "enrollment_count": 447,
      "start_date": "2023-05-22",
      "completion_date": "2024-05-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-02",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05761574"
    },
    {
      "nct_id": "NCT01118273",
      "title": "Evaluate Analgesic/Sedative Efficacy of Naproxen Sodium and Diphenhydramine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Naproxen Sodium 440 mg (BAYH6689) / DPH 50mg",
          "type": "DRUG"
        },
        {
          "name": "Naproxen Sodium 440 mg (BAYH6689)",
          "type": "DRUG"
        },
        {
          "name": "Naproxen Sodium 220 mg (BAYH6689) / DPH 50mg",
          "type": "DRUG"
        },
        {
          "name": "Naproxen Sodium 220 mg (BAYH6689)",
          "type": "DRUG"
        },
        {
          "name": "DPH 50mg",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen 400 mg / Diphenhydramine citrate 76 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "16 Years to 45 Years"
      },
      "enrollment_count": 162,
      "start_date": "2008-01",
      "completion_date": "2008-02",
      "has_results": true,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01118273"
    },
    {
      "nct_id": "NCT05845008",
      "title": "A Multiple-Dose Safety Study of Fixed Combination of Acetaminophen/Naproxen Sodium in Adolescents With Orthodontic Pain",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Orthodontic Pain"
      ],
      "interventions": [
        {
          "name": "Acetaminophen/Naproxen Sodium Fixed Combination",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Consumer Inc. (J&JCI)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "12 Years to 16 Years"
      },
      "enrollment_count": 0,
      "start_date": "2024-01-15",
      "completion_date": "2024-07-26",
      "has_results": false,
      "last_update_posted_date": "2024-03-05",
      "last_synced_at": "2026-09-15T18:41:50.989Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05845008"
    }
  ]
}