{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Alternating+Acetaminophen+and+Ibuprofen",
    "query": {
      "intervention": "Alternating Acetaminophen and Ibuprofen"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 17,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Alternating+Acetaminophen+and+Ibuprofen&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T16:47:08.492Z",
  "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": "NCT04551196",
      "title": "Management of Post-Tonsillectomy Pain in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Tonsillar Hypertrophy",
        "Tonsillitis"
      ],
      "interventions": [
        {
          "name": "Alternating Acetaminophen and Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Combined Acetaminophen and Ibuprofen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "4 Years to 17 Years"
      },
      "enrollment_count": 50,
      "start_date": "2020-09-28",
      "completion_date": "2022-11-10",
      "has_results": true,
      "last_update_posted_date": "2024-07-11",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04551196"
    },
    {
      "nct_id": "NCT04558840",
      "title": "Enhanced Recovery After Bilateral Reduction Mammaplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Macromastia",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 54,
      "start_date": "2021-10-15",
      "completion_date": "2023-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-28",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04558840"
    },
    {
      "nct_id": "NCT06225466",
      "title": "Muscle Relaxation for Pediatric Adenotonsillectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tonsillectomy"
      ],
      "interventions": [
        {
          "name": "Rocuronium",
          "type": "DRUG"
        },
        {
          "name": "Sugammadex",
          "type": "DRUG"
        },
        {
          "name": "Anesthesia without neuromuscular blockade",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "2 Years to 12 Years"
      },
      "enrollment_count": 172,
      "start_date": "2024-04-10",
      "completion_date": "2024-09-27",
      "has_results": true,
      "last_update_posted_date": "2025-07-28",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06225466"
    },
    {
      "nct_id": "NCT03055507",
      "title": "Effect of Post-operative Ibuprofen After Surgery for Chronic Rhinosinusitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Chronic Rhinosinusitis (Diagnosis)"
      ],
      "interventions": [
        {
          "name": "Ibuprofen 400 mg",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen 650 mg",
          "type": "DRUG"
        },
        {
          "name": "OxyCODONE 5 Mg Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 42,
      "start_date": "2017-04-01",
      "completion_date": "2017-12-31",
      "has_results": true,
      "last_update_posted_date": "2023-03-22",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03055507"
    },
    {
      "nct_id": "NCT06757075",
      "title": "Management of Postoperative Discomfort in Young Children Following Dental Rehabilitation Under General Anesthesia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Acetominophen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "4 Years to 6 Years"
      },
      "enrollment_count": 75,
      "start_date": "2025-04-16",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Brighton, Massachusetts",
      "locations": [
        {
          "city": "Brighton",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06757075"
    },
    {
      "nct_id": "NCT07820969",
      "title": "Post-op Analgesia of Nail Unit Procedures",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nail Diseases"
      ],
      "interventions": [
        {
          "name": "Suzetrigine",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone + Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen/Ibuprofen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2026-10-01",
      "completion_date": "2028-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07820969"
    },
    {
      "nct_id": "NCT03907176",
      "title": "Study of Post-Herniorrhaphy Non-opioid MMA Regimens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Analgesia"
      ],
      "interventions": [
        {
          "name": "HTX-011",
          "type": "DRUG"
        },
        {
          "name": "Luer lock applicator",
          "type": "DEVICE"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Heron Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 209,
      "start_date": "2019-04-04",
      "completion_date": "2021-11-22",
      "has_results": true,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 30,
      "location_summary": "Anaheim, California • La Mesa, California • Orange, California + 22 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03907176"
    },
    {
      "nct_id": "NCT07527039",
      "title": "Pectoral Block in Breast Reduction for Pain Control",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Macromastia (Symptomatic)"
      ],
      "interventions": [
        {
          "name": "Pectoral II Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Post Operative Pain Relievers",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Carilion Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2026-04-01",
      "completion_date": "2028-05",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07527039"
    },
    {
      "nct_id": "NCT03988075",
      "title": "Non-opioid Based Pain Control After Thyroidectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Thyroidectomy"
      ],
      "interventions": [
        {
          "name": "Acetaminophen and hydrocodone based pain control",
          "type": "OTHER"
        },
        {
          "name": "Acetaminophen and ibuprofen based pain control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medstar Health Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2018-07-24",
      "completion_date": "2019-09-30",
      "has_results": false,
      "last_update_posted_date": "2020-05-12",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03988075"
    },
    {
      "nct_id": "NCT03560349",
      "title": "RCT of SPG Blocks for Post-dural Headache",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post-Dural Puncture Headache"
      ],
      "interventions": [
        {
          "name": "Lidocaine HCl Gel 2%",
          "type": "DRUG"
        },
        {
          "name": "placebo gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2018-07-01",
      "completion_date": "2019-01-01",
      "has_results": false,
      "last_update_posted_date": "2022-12-13",
      "last_synced_at": "2026-09-29T16:47:08.492Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03560349"
    }
  ]
}