{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Acute+Severe+Pain&page=9",
    "query": {
      "condition": "Acute Severe Pain",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 463,
    "total_pages": 47,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Acute+Severe+Pain&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Acute+Severe+Pain&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T09:59:04.991Z",
  "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": "NCT06047067",
      "title": "Bioaerosol Sampling Device (BSD) Clinical Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Cantor BioConnect, Inc.",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 330,
      "start_date": "2023-07-10",
      "completion_date": "2024-05-19",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 6,
      "location_summary": "South Gate, California • Hollywood, Florida • Pembroke Pines, Florida + 2 more",
      "locations": [
        {
          "city": "South Gate",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06047067"
    },
    {
      "nct_id": "NCT05545319",
      "title": "A Study to Learn About the Medicine Called Nirmatrelvir Used in Combination With Ritonavir in People With Weakened Immune Systems or at Increased Risk for Poor Outcomes Who Are Hospitalized Due to Severe COVID-19",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2)",
        "Coronavirus Disease 2019 (COVID-19)",
        "Immunocompromised",
        "Hospitalization",
        "Child, Hospitalized"
      ],
      "interventions": [
        {
          "name": "Nirmatrelvir",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        },
        {
          "name": "Placebo for nirmatrelvir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-12-13",
      "completion_date": "2024-01-06",
      "has_results": false,
      "last_update_posted_date": "2023-03-01",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 2,
      "location_summary": "Cooperstown, New York • New York, New York",
      "locations": [
        {
          "city": "Cooperstown",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05545319"
    },
    {
      "nct_id": "NCT03333486",
      "title": "Fludarabine Phosphate, Cyclophosphamide, Total Body Irradiation, and Donor Stem Cell Transplant in Treating Patients With Blood Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Acute Leukemia in Remission",
        "Acute Lymphoblastic Leukemia",
        "Acute Myeloid Leukemia",
        "Acute Myeloid Leukemia With FLT3/ITD Mutation",
        "Acute Myeloid Leukemia With Gene Mutations",
        "Aplastic Anemia",
        "B-Cell Non-Hodgkin Lymphoma",
        "CD40 Ligand Deficiency",
        "Chronic Granulomatous Disease",
        "Chronic Leukemia in Remission",
        "Chronic Lymphocytic Leukemia",
        "Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Chronic Myelomonocytic Leukemia",
        "Chronic Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Congenital Amegakaryocytic Thrombocytopenia",
        "Congenital Neutropenia",
        "Congenital Pure Red Cell Aplasia",
        "Glanzmann Thrombasthenia",
        "Immunodeficiency Syndrome",
        "Myelodysplastic Syndrome",
        "Myelofibrosis",
        "Myeloproliferative Neoplasm",
        "Paroxysmal Nocturnal Hemoglobinuria",
        "Plasma Cell Myeloma",
        "Polycythemia Vera",
        "Recurrent Non-Hodgkin Lymphoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Secondary Acute Myeloid Leukemia",
        "Secondary Myelodysplastic Syndrome",
        "Severe Aplastic Anemia",
        "Shwachman-Diamond Syndrome",
        "Sickle Cell Disease",
        "T-Cell Non-Hodgkin Lymphoma",
        "Thalassemia",
        "Waldenstrom Macroglobulinemia",
        "Wiskott-Aldrich Syndrome"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Peripheral Blood Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Total-Body Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "1 Year to 75 Years"
      },
      "enrollment_count": 31,
      "start_date": "2017-12-07",
      "completion_date": "2023-08-28",
      "has_results": true,
      "last_update_posted_date": "2025-07-04",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03333486"
    },
    {
      "nct_id": "NCT04332991",
      "title": "Outcomes Related to COVID-19 Treated With Hydroxychloroquine Among In-patients With Symptomatic Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Coronavirus",
        "Acute Respiratory Infection",
        "SARS-CoV Infection"
      ],
      "interventions": [
        {
          "name": "Hydroxychloroquine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 479,
      "start_date": "2020-04-02",
      "completion_date": "2020-07-23",
      "has_results": true,
      "last_update_posted_date": "2021-03-17",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 40,
      "location_summary": "Tucson, Arizona • Fresno, California • Los Angeles, California + 31 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04332991"
    },
    {
      "nct_id": "NCT04546581",
      "title": "Inpatient Treatment of COVID-19 With Anti-Coronavirus Immunoglobulin (ITAC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID",
        "COVID-19",
        "SARS-CoV-2",
        "SARS (Severe Acute Respiratory Syndrome)"
      ],
      "interventions": [
        {
          "name": "Hyperimmune immunoglobulin to SARS-CoV-2 (hIVIG)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Remdesivir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 593,
      "start_date": "2020-10-08",
      "completion_date": "2021-05-21",
      "has_results": true,
      "last_update_posted_date": "2022-04-04",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 18,
      "location_summary": "Colorado Springs, Colorado • Lakewood, Colorado • Westminster, Colorado + 13 more",
      "locations": [
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Westminster",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04546581"
    },
    {
      "nct_id": "NCT01056185",
      "title": "Respiratory Virus Hospitalization Study (FLU 003 Plus)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza",
        "Novel Respiratory Virus-1 Middle Eastern Respiratory Syndrome Coronavirus (MERS-CoV)",
        "Novel Respiratory Virus-2 Severe Acute Respiratory Syndrome Coronavirus (SARS-CoV)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2009-08",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-21",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 18,
      "location_summary": "San Diego, California • Washington D.C., District of Columbia • Chicago, Illinois + 14 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01056185"
    },
    {
      "nct_id": "NCT06409663",
      "title": "A Strain Change Study for SARS-CoV-2 rS Vaccines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Severe Acute Respiratory Syndrome Coronavirus 2 Infection"
      ],
      "interventions": [
        {
          "name": "NVX-CoV2705 Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-10-14",
      "completion_date": "2025-04-17",
      "has_results": false,
      "last_update_posted_date": "2025-07-18",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 2,
      "location_summary": "Phoenix, Arizona • Austin, Texas",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06409663"
    },
    {
      "nct_id": "NCT04505592",
      "title": "Tenecteplase in Patients With COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19",
        "Respiratory Failure",
        "ARDS"
      ],
      "interventions": [
        {
          "name": "Tenecteplase",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hooman Poor",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 13,
      "start_date": "2020-09-25",
      "completion_date": "2022-03-10",
      "has_results": true,
      "last_update_posted_date": "2023-04-06",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04505592"
    },
    {
      "nct_id": "NCT00073086",
      "title": "Evaluation and Treatment of Severe Acute Respiratory Syndrome (SARS)",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Severe Acute Respiratory Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2003-11-05",
      "completion_date": "2010-12-27",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00073086"
    },
    {
      "nct_id": "NCT02520297",
      "title": "A Pilot Study of TRV130 for the Treatment of Fracture Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "TRV130",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Trevena Inc.",
      "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": 1,
      "start_date": "2015-10-20",
      "completion_date": "2015-10-23",
      "has_results": true,
      "last_update_posted_date": "2020-09-07",
      "last_synced_at": "2026-10-14T09:59:04.991Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02520297"
    }
  ]
}