{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Acute+Respiratory+Infection",
    "query": {
      "condition": "Acute Respiratory Infection"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 729,
    "total_pages": 73,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Acute+Respiratory+Infection&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T08:13:01.716Z",
  "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": "NCT00228254",
      "title": "Vitamin A and Zinc: Prevention of Pneumonia (VAZPOP) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pneumonia",
        "Diarrhea",
        "Acute Upper Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Zinc (12.5 mg/day)",
          "type": "DRUG"
        },
        {
          "name": "vitamin A 10,000 IU per week",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "36 Months",
        "sex": "ALL",
        "summary": "6 Months to 36 Months"
      },
      "enrollment_count": 2582,
      "start_date": "2000-01",
      "completion_date": "2004-06",
      "has_results": false,
      "last_update_posted_date": "2005-09-28",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00228254"
    },
    {
      "nct_id": "NCT05946551",
      "title": "Treatment of Long CoronaVirus Disease (COVID) (TLC) Feasibility Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Cetirizine",
          "type": "DRUG"
        },
        {
          "name": "Famotidine",
          "type": "DRUG"
        },
        {
          "name": "Cetirizine Placebo",
          "type": "DRUG"
        },
        {
          "name": "Famotidine Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2024-03-08",
      "completion_date": "2024-06-24",
      "has_results": true,
      "last_update_posted_date": "2025-07-17",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05946551"
    },
    {
      "nct_id": "NCT04344977",
      "title": "Collection of Anti-SARS-CoV-2 Immune Plasma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronavirus Disease 2019 (COVID-19)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 151,
      "start_date": "2020-06-01",
      "completion_date": "2021-03-03",
      "has_results": false,
      "last_update_posted_date": "2021-03-05",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 3,
      "location_summary": "Torrance, California • Miami, Florida • Seattle, Washington",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04344977"
    },
    {
      "nct_id": "NCT05595369",
      "title": "RECOVER-VITAL: Platform Protocol to Measure the Effects of Antiviral Therapies on Long COVID Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Long COVID",
        "Long Covid19"
      ],
      "interventions": [
        {
          "name": "Experimental: Paxlovid 25 day dosing",
          "type": "DRUG"
        },
        {
          "name": "Experimental: Paxlovid 15 day dosing",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator: Control",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kanecia Obie Zimmerman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 963,
      "start_date": "2023-07-26",
      "completion_date": "2025-03-13",
      "has_results": true,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 68,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 51 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05595369"
    },
    {
      "nct_id": "NCT04530539",
      "title": "The Effect of Melatonin and Vitamin C on COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19",
        "SARS-CoV Infection"
      ],
      "interventions": [
        {
          "name": "Vitamin C",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "melatonin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Symptom Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Lancaster General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 122,
      "start_date": "2020-10-05",
      "completion_date": "2022-08-11",
      "has_results": false,
      "last_update_posted_date": "2022-08-17",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 1,
      "location_summary": "Lancaster, Pennsylvania",
      "locations": [
        {
          "city": "Lancaster",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04530539"
    },
    {
      "nct_id": "NCT04524962",
      "title": "Study of Descartes-30 in Acute Respiratory Distress Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acute Respiratory Distress Syndrome",
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Descartes 30",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Cartesian Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2021-02-23",
      "completion_date": "2023-09-09",
      "has_results": true,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 2,
      "location_summary": "Iowa City, Iowa • Baltimore, Maryland",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04524962"
    },
    {
      "nct_id": "NCT04557826",
      "title": "Acute Safety and Acceptability Study of Experimental Device RD19 for Protection From Human Respiratory Disease Pathogens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "RD19",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "EmitBio Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 25,
      "start_date": "2020-08-31",
      "completion_date": "2020-12-07",
      "has_results": true,
      "last_update_posted_date": "2024-10-03",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 1,
      "location_summary": "Raleigh, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04557826"
    },
    {
      "nct_id": "NCT04362150",
      "title": "Long-term Impact of Infection With Novel Coronavirus (COVID-19)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 800,
      "start_date": "2020-04-21",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-06-12",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04362150"
    },
    {
      "nct_id": "NCT04540185",
      "title": "A Phase 3 Randomized Double Blind Efficacy and Safety Study of Oral Polio Vaccine and NA-831 for Covid-19",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Covid19",
        "SARS (Severe Acute Respiratory Syndrome)",
        "SARS-CoV Infection",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "Biological: oral polio vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Comparable Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "NA-831",
          "type": "DRUG"
        },
        {
          "name": "Comparable Placebo of drug",
          "type": "DRUG"
        },
        {
          "name": "Combination of oral polio vaccine and NA-831",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Comparable Placebo of Oral Polio Vaccine and Placebo of drug",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Biomed Industries, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3600,
      "start_date": "2020-11-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-09-09",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Orange, California • Palo Alto, California + 4 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Sunnyvale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04540185"
    },
    {
      "nct_id": "NCT05705193",
      "title": "Brain-Training Treatment for Long COVID in Older Adults",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Acute COVID-19 Syndrome"
      ],
      "interventions": [
        {
          "name": "NeuroFlex (computerized gamified tasks)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2023-04-07",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-05-22T08:13:01.716Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05705193"
    }
  ]
}