{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID-19+Respiratory+Infection&page=2",
    "query": {
      "condition": "COVID-19 Respiratory Infection",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID-19+Respiratory+Infection&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T12:28:45.785Z",
  "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": "NCT04349631",
      "title": "A Clinical Trial to Determine the Safety and Efficacy of HB-adMSCs to Provide Protection Against COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "HB-adMSCs",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Hope Biosciences Research Foundation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 51,
      "start_date": "2020-04-20",
      "completion_date": "2020-11-25",
      "has_results": true,
      "last_update_posted_date": "2025-09-26",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 1,
      "location_summary": "Sugar Land, Texas",
      "locations": [
        {
          "city": "Sugar Land",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04349631"
    },
    {
      "nct_id": "NCT04348370",
      "title": "BCG Vaccine for Health Care Workers as Defense Against COVID 19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronavirus",
        "Coronavirus Infection",
        "Coronavirus as the Cause of Diseases Classified Elsewhere"
      ],
      "interventions": [
        {
          "name": "BCG Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 659,
      "start_date": "2020-04-20",
      "completion_date": "2023-04-21",
      "has_results": true,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Bryan, Texas • Houston, Texas",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Bryan",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04348370"
    },
    {
      "nct_id": "NCT05394051",
      "title": "Psychological Well-being and Burnout in Healthcare Workers During the COVID-19 (Coronavirus Disease 2019) Pandemic",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "Burnout",
        "Burnout, Professional",
        "Work-related Illness",
        "Work-Related Stress",
        "SARS-CoV-2 Infection"
      ],
      "interventions": [
        {
          "name": "Positive Affect Regulation sKills (PARK)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 555,
      "start_date": "2021-12-01",
      "completion_date": "2023-05-31",
      "has_results": false,
      "last_update_posted_date": "2024-11-19",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05394051"
    },
    {
      "nct_id": "NCT04762680",
      "title": "Study of Recombinant Protein Vaccines With Adjuvant as a Primary Series and as a Booster Dose Against COVID-19 in Adults 18 Years of Age and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2 recombinant protein vaccine Phase 2 Formulation 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 recombinant protein vaccine Phase 2 Formulation 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 recombinant protein vaccine Phase 2 Formulation 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, monovalent (D614)-AS03, Dosage A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, monovalent (B.1.351)-AS03",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, monovalent (D614)-AS03, Dosage B",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, monovalent (B.1.351)-AS03 Alternative Exploratory Formulation 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, monovalent (B.1.351)-AS03 Alternative Exploratory Formulation 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, monovalent (B.1.351)-AS03 Alternative Exploratory Formulation 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, monovalent (B.1.351)-AS03 Alternative Exploratory Formulation 4",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 adjuvanted recombinant protein vaccine, bivalent (D614+B.1.351)-AS03",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3159,
      "start_date": "2021-02-24",
      "completion_date": "2023-06-29",
      "has_results": true,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Chandler, Arizona • Glendale, Arizona + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04762680"
    },
    {
      "nct_id": "NCT04831866",
      "title": "COVID-19 Surveillance and Exposure Testing in School Communities",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 4000,
      "start_date": "2021-04-26",
      "completion_date": "2022-01-31",
      "has_results": false,
      "last_update_posted_date": "2022-04-13",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Statesville, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Statesville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04831866"
    },
    {
      "nct_id": "NCT04502056",
      "title": "Covid-19 Messaging to Underserved Communities - 2nd Experiment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Acknowledgement Racial Injustice AMA",
          "type": "BEHAVIORAL"
        },
        {
          "name": "African American Sender Acknowledgement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "African American Sender in Informational Videos.",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Racial Inequality Highlighted",
          "type": "BEHAVIORAL"
        },
        {
          "name": "AMA Acknowledgement Drug Pricing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "White Sender in Acknowledgement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "White Sender in Informational Videos",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Racial Inequality Highlighting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo videos",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Bureau of Economic Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20460,
      "start_date": "2020-08-07",
      "completion_date": "2020-09-06",
      "has_results": true,
      "last_update_posted_date": "2021-07-27",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04502056"
    },
    {
      "nct_id": "NCT04472494",
      "title": "Study of Abatacept in the Treatment of Hospitalized COVID-19 Participants With Respiratory Compromise",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "Abatacept",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2020-10-14",
      "completion_date": "2021-09-13",
      "has_results": true,
      "last_update_posted_date": "2022-10-07",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 7,
      "location_summary": "Hialeah, Florida • Louisville, Kentucky • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04472494"
    },
    {
      "nct_id": "NCT04860297",
      "title": "A Study to Evaluate Safety and Immunogenicity of mRNA-1273 Vaccine to Prevent COVID-19 in Adult Organ Transplant Recipients and in Healthy Adult Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "mRNA-1273",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 234,
      "start_date": "2021-04-16",
      "completion_date": "2023-05-22",
      "has_results": true,
      "last_update_posted_date": "2024-06-18",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 15,
      "location_summary": "Mesa, Arizona • San Diego, California • New Haven, Connecticut + 12 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04860297"
    },
    {
      "nct_id": "NCT05212883",
      "title": "You and Me COVID Free",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Behavioral questionaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 2778,
      "start_date": "2021-11-15",
      "completion_date": "2022-04-19",
      "has_results": true,
      "last_update_posted_date": "2023-06-06",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 1,
      "location_summary": "Merced, California",
      "locations": [
        {
          "city": "Merced",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05212883"
    },
    {
      "nct_id": "NCT04717024",
      "title": "The Nanowear Wearable Covid-19 Observational and Analysis Trend",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Observational Study - no intervention",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Nanowear Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2020-09-15",
      "completion_date": "2021-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-06-11T12:28:45.785Z",
      "location_count": 2,
      "location_summary": "Hackensack, New Jersey • Brooklyn, New York",
      "locations": [
        {
          "city": "Hackensack",
          "state": "New Jersey"
        },
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04717024"
    }
  ]
}