{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hookah&page=2",
    "query": {
      "intervention": "Hookah",
      "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?intervention=Hookah&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T07:43:52.666Z",
  "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": "NCT00992550",
      "title": "Comparison of Hookah and Cigarette Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Cigarette",
          "type": "DRUG"
        },
        {
          "name": "Hookah",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 13,
      "start_date": "2009-10",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2013-05-24",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00992550"
    },
    {
      "nct_id": "NCT04252014",
      "title": "Optimizing Hookah Tobacco Public Education Messages to Reduce Young Adult Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hookah Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Hookah tobacco messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 830,
      "start_date": "2020-02-04",
      "completion_date": "2022-04-30",
      "has_results": true,
      "last_update_posted_date": "2023-02-13",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "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/NCT04252014"
    },
    {
      "nct_id": "NCT03166787",
      "title": "Hookah Smoking, Carbon Monoxide, and Coronary Endothelial Function",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Smoking",
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "Charcoal hookah",
          "type": "OTHER"
        },
        {
          "name": "E-coal hookah",
          "type": "OTHER"
        },
        {
          "name": "Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Carbon Monoxide inhalation",
          "type": "DRUG"
        },
        {
          "name": "Room Air inhalation",
          "type": "OTHER"
        },
        {
          "name": "vitamin C",
          "type": "DRUG"
        },
        {
          "name": "tadalafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "21 Years to 49 Years"
      },
      "enrollment_count": 60,
      "start_date": "2017-08-15",
      "completion_date": "2020-10-15",
      "has_results": false,
      "last_update_posted_date": "2021-04-09",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03166787"
    },
    {
      "nct_id": "NCT02638194",
      "title": "Adverse Health Effects of Mainstream and Secondhand Hookah Smoke in NYC Hookah Bars",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Active smoking of Tobacco Hookah for 2 hours",
          "type": "OTHER"
        },
        {
          "name": "Exposure to tobacco hookah second hand smoke",
          "type": "OTHER"
        },
        {
          "name": "Visit a win bar",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2014-07",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2015-12-23",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02638194"
    },
    {
      "nct_id": "NCT03723616",
      "title": "Reactions to Warnings on Hookah Ads",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Reactions to Warnings",
        "Hookah Smoking"
      ],
      "interventions": [
        {
          "name": "Ads Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ads with text-only health warning labels (HWLs)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ads with text + graphic health warning labels (HWLs)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "34 Years",
        "sex": "ALL",
        "summary": "18 Years to 34 Years"
      },
      "enrollment_count": 2588,
      "start_date": "2018-10-05",
      "completion_date": "2021-03-26",
      "has_results": true,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03723616"
    },
    {
      "nct_id": "NCT03096860",
      "title": "Effect of Concurrent Hookah and Alcohol Consumption on Smoking Topography and Toxicant Exposure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use, Unspecified",
        "Hookah Smoking"
      ],
      "interventions": [
        {
          "name": "Active alcohol consumption",
          "type": "OTHER"
        },
        {
          "name": "Placebo consumption",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oklahoma State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2017-02-22",
      "completion_date": "2017-10-10",
      "has_results": false,
      "last_update_posted_date": "2017-10-13",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03096860"
    },
    {
      "nct_id": "NCT05453773",
      "title": "Hookah Additive Research to Inform Product Standards",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Smoking",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 54,
      "start_date": "2022-06-19",
      "completion_date": "2023-05-11",
      "has_results": true,
      "last_update_posted_date": "2024-12-31",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05453773"
    },
    {
      "nct_id": "NCT03616002",
      "title": "Effects of Hookah (Waterpipe) Smoking on Blood Vessel Function",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hookah Smoking"
      ],
      "interventions": [
        {
          "name": "Hookah smoking",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 58,
      "start_date": "2015-01-01",
      "completion_date": "2020-03",
      "has_results": false,
      "last_update_posted_date": "2021-02-04",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03616002"
    },
    {
      "nct_id": "NCT05439421",
      "title": "Consumer Perceptions of Waterpipe Tobacco Packaging and Digital Marketing Claims",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Waterpipe Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Package/Advertisement With Claim",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Package/Advertisement Without Claim",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 1507,
      "start_date": "2022-10-25",
      "completion_date": "2022-11-23",
      "has_results": true,
      "last_update_posted_date": "2024-03-19",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05439421"
    },
    {
      "nct_id": "NCT06316947",
      "title": "Developing and Pilot Testing an Intervention to Reduce Household Shisha Smoke Exposure Within Somali Homes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Shisha"
      ],
      "interventions": [
        {
          "name": "CHW-delivered intervention",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 15,
      "start_date": "2025-09-03",
      "completion_date": "2026-03-15",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-09-21T07:43:52.666Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06316947"
    }
  ]
}