{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-acetylcysteine+capsule&page=3",
    "query": {
      "intervention": "N-acetylcysteine capsule",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 52,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-acetylcysteine+capsule&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-acetylcysteine+capsule&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T00:00:57.946Z",
  "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": "NCT02719392",
      "title": "A Pilot Study Investigating the Efficacy of Minocycline and N-Acetyl Cysteine for Bipolar Depression",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Bipolar Depression"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Minocycline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-08-09",
      "completion_date": "2026-07-20",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02719392"
    },
    {
      "nct_id": "NCT00354770",
      "title": "N-Acetyl Cysteine in Trichotillomania",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Trichotillomania"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "N-Acetyl Cysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2006-07",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2023-02-23",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00354770"
    },
    {
      "nct_id": "NCT03104959",
      "title": "Use of NAC in Prevention of Hangover Symptoms; Independent Alcohol Consumption Protocol",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prevention of Hangover Using N-Acety Cysteine"
      ],
      "interventions": [
        {
          "name": "N-acetyl cysteine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "St. Luke's Hospital and Health Network, Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2016-01",
      "completion_date": "2018-06-06",
      "has_results": false,
      "last_update_posted_date": "2018-06-11",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "Bethlehem, Pennsylvania",
      "locations": [
        {
          "city": "Bethlehem",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03104959"
    },
    {
      "nct_id": "NCT02259595",
      "title": "Study to Determine the Safety, Tolerability, and Pharmacokinetic Profile of HPN-07 and HPN-07 Plus NAC",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hearing Loss",
        "Sensorineural Hearing Loss",
        "Noise-Induced Hearing Loss"
      ],
      "interventions": [
        {
          "name": "HPN-07",
          "type": "DRUG"
        },
        {
          "name": "NAC",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otologic Pharmaceutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2014-10",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2015-05-01",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "Raleigh, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02259595"
    },
    {
      "nct_id": "NCT03757585",
      "title": "Natural Treatments for the Management of Emotional Dysregulation in Youth With Non-verbal Learning Disability (NVLD) and/or Autism Spectrum Disorders (ASD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Non-verbal Learning Disorder",
        "Autism Spectrum Disorder",
        "Autism"
      ],
      "interventions": [
        {
          "name": "Open-label Treatment with Omega-3 Fatty Acids + Inositol",
          "type": "DRUG"
        },
        {
          "name": "Open-label Treatment with N-acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 54,
      "start_date": "2019-05-20",
      "completion_date": "2024-05-06",
      "has_results": true,
      "last_update_posted_date": "2025-06-05",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03757585"
    },
    {
      "nct_id": "NCT01537926",
      "title": "Hypertrophic Regression With N-Acetylcysteine in HCM",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hypertrophic Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2012-01",
      "completion_date": "2016-12-31",
      "has_results": true,
      "last_update_posted_date": "2021-11-02",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01537926"
    },
    {
      "nct_id": "NCT01797575",
      "title": "N-Acetyl Cysteine and Aspirin as an Adjunctive Treatment for Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "N-acetyl-cysteine (NAC)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sugar Pill",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 38,
      "start_date": "2013-01",
      "completion_date": "2017-02-01",
      "has_results": true,
      "last_update_posted_date": "2018-04-30",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01797575"
    },
    {
      "nct_id": "NCT00775476",
      "title": "Treatment of Systemic Lupus Erythematosus (SLE) With N-acetylcysteine",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Systemic Lupus Erythematosus"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "State University of New York - Upstate Medical University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 290,
      "start_date": "2022-05-05",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00775476"
    },
    {
      "nct_id": "NCT04419025",
      "title": "Efficacy of N-Acetylcysteine (NAC) in Preventing COVID-19 From Progressing to Severe Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID",
        "Sars-CoV2",
        "SARS-Associated Coronavirus as Cause of Disease Classified Elsewhere",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cambridge Health Alliance",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 165,
      "start_date": "2020-09-23",
      "completion_date": "2021-05-14",
      "has_results": false,
      "last_update_posted_date": "2021-05-28",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 4,
      "location_summary": "Cambridge, Massachusetts • Everett, Massachusetts • Somerville, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        },
        {
          "city": "Everett",
          "state": "Massachusetts"
        },
        {
          "city": "Somerville",
          "state": "Massachusetts"
        },
        {
          "city": "Somerville",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04419025"
    },
    {
      "nct_id": "NCT00611897",
      "title": "N-acetylcysteine and NMDA Antagonist Interactions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cognitive Dysfunction"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine and ketamine",
          "type": "DRUG"
        },
        {
          "name": "placebo and ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 16,
      "start_date": "2006-01",
      "completion_date": "2011-02",
      "has_results": true,
      "last_update_posted_date": "2015-05-08",
      "last_synced_at": "2026-10-04T00:00:57.946Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00611897"
    }
  ]
}