{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-acetylcysteine+or+placebo&page=2",
    "query": {
      "intervention": "N-acetylcysteine or placebo",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 45,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-acetylcysteine+or+placebo&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-acetylcysteine+or+placebo&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T11:12:20.847Z",
  "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": "NCT00332605",
      "title": "N-Acetyl Cysteine Plus Naltrexone in Methamphetamine Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Methamphetamine Dependence"
      ],
      "interventions": [
        {
          "name": "Naltrexone plus N-Acetyl Cysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 45,
      "start_date": "2006-06",
      "completion_date": "2010-01",
      "has_results": true,
      "last_update_posted_date": "2022-08-23",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00332605"
    },
    {
      "nct_id": "NCT00939913",
      "title": "Effect of Intravenous Acetadote on Incidence of Contrast Induced Nephropathy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nephropathy"
      ],
      "interventions": [
        {
          "name": "intravenous NAC",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ochsner Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2007-01",
      "completion_date": "2010-05",
      "has_results": false,
      "last_update_posted_date": "2009-09-18",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00939913"
    },
    {
      "nct_id": "NCT04155632",
      "title": "Neurocircuit Strategy to Decrease Cocaine Cue Reactivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine-Related Disorders"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Theta-burst stimulation (TBS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 32,
      "start_date": "2020-12-18",
      "completion_date": "2023-03-09",
      "has_results": true,
      "last_update_posted_date": "2025-09-24",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04155632"
    },
    {
      "nct_id": "NCT00780962",
      "title": "N-Acetylcysteine to Prevent Radiocontrast Nephropathy in Emergency Department Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Radiocontrast Nephropathy"
      ],
      "interventions": [
        {
          "name": "N-Acetylcysteine (NAC)",
          "type": "DRUG"
        },
        {
          "name": "0.9% Sodium-chloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 399,
      "start_date": "2007-10-16",
      "completion_date": "2010-08-09",
      "has_results": true,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00780962"
    },
    {
      "nct_id": "NCT06039566",
      "title": "NAC vs Placebo on Opioid Use for Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hysterectomy"
      ],
      "interventions": [
        {
          "name": "IV N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "IV Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2023-11-30",
      "completion_date": "2026-08-26",
      "has_results": false,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06039566"
    },
    {
      "nct_id": "NCT00377403",
      "title": "Treatment of Acute Sinusitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acute Respiratory Infections",
        "Acute Rhinosinusitis"
      ],
      "interventions": [
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Amoxicillin",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan hydrobromide with guaifenesin",
          "type": "DRUG"
        },
        {
          "name": "Guaifenesin",
          "type": "DRUG"
        },
        {
          "name": "Pseudoephedrine Sustained Action",
          "type": "DRUG"
        },
        {
          "name": "Saline spray (0.65%)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 172,
      "start_date": "2006-10",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2012-12-28",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00377403"
    },
    {
      "nct_id": "NCT00889538",
      "title": "Study of Glutathione, Vitamin C and Cysteine in Children With Autism and Severe Behavior Problems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism",
        "Severe Behavior Disorder"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "glutathione",
          "type": "DRUG"
        },
        {
          "name": "glutathione, vit C and NAC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "5 Years to 16 Years"
      },
      "enrollment_count": 24,
      "start_date": "2009-04",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2016-12-07",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00889538"
    },
    {
      "nct_id": "NCT04918719",
      "title": "Intravenous N-Acetylcysteine for the Treatment of Acute Ischemic Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "Acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Dextrose in Water",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2023-11-02",
      "completion_date": "2024-09-17",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Torrance, California",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04918719"
    },
    {
      "nct_id": "NCT05798481",
      "title": "Effect of Sublingually Generated S-nitroso-N-acetylcysteine on Systemic Blood Pressure.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hypertension",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "Mixture of Sodium Nitrite and N-acetylcysteine (NAC) crytals.",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 14,
      "start_date": "2024-03-27",
      "completion_date": "2025-10-05",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05798481"
    },
    {
      "nct_id": "NCT01550432",
      "title": "Effects of Glutathione (an Antioxidant) and N-Acetylcysteine on Inflammation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Hyperlipidemia",
        "Insulin Resistance",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Glutathione",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "N-Acetylcysteine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 78,
      "start_date": "2011-06",
      "completion_date": "2012-07",
      "has_results": false,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-10-11T11:12:20.847Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01550432"
    }
  ]
}