{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MPH+%28Ritalin%29",
    "query": {
      "intervention": "MPH (Ritalin)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 272,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MPH+%28Ritalin%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T19:51:54.538Z",
  "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": "NCT01940978",
      "title": "A Study of Combination Therapy in Children With ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD",
        "Attention Deficit Hyperactivity Disorder",
        "Attention Deficit Disorder With Hyperactivity",
        "Mental Disorders Diagnosed in Childhood",
        "Attention Deficit and Disruptive Behavior Disorders"
      ],
      "interventions": [
        {
          "name": "Methylphenidate ER",
          "type": "DRUG"
        },
        {
          "name": "Cyproheptadine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Douglas Sears",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 99,
      "start_date": "2014-03",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-04-10",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Van Nuys, California",
      "locations": [
        {
          "city": "Van Nuys",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01940978"
    },
    {
      "nct_id": "NCT04138498",
      "title": "CTx-1301 Comparative Bioavailability Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "Dexmethylphenidate 5 Mg Oral Capsule, Extended Release",
          "type": "DRUG"
        },
        {
          "name": "Dexmethylphenidate 6.25 mg Tablet",
          "type": "DRUG"
        },
        {
          "name": "Dexmethylphenidate 40 Mg Oral Capsule, Extended Release",
          "type": "DRUG"
        },
        {
          "name": "Dexmethylphenidate 50 mg Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cingulate Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 45,
      "start_date": "2019-12-06",
      "completion_date": "2020-03-06",
      "has_results": true,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04138498"
    },
    {
      "nct_id": "NCT00181714",
      "title": "Prevention of Cigarette Smoking in Attention Deficit Hyperactivity Disorder (ADHD) Youth With Concerta",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "methylphenidate HCl (Concerta)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 203,
      "start_date": "2003-11",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2013-05-07",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00181714"
    },
    {
      "nct_id": "NCT00466791",
      "title": "Classroom Study to Assess Efficacy and Safety of MTS in Pediatric Patients Aged 6-12 With ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Attention Deficit Disorder With Hyperactivity"
      ],
      "interventions": [
        {
          "name": "Methylphenidate Transdermal System",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Noven Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 93,
      "start_date": "2004-08",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2015-06-25",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00466791"
    },
    {
      "nct_id": "NCT07838311",
      "title": "Delayed-Release, Extended-Release Methylphenidate (Jornay PM) for Adolescents and Young Adults With ADHD and Cannabis Use Disorder",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD",
        "Cannabis Use Disorder"
      ],
      "interventions": [
        {
          "name": "Delayed-release, extended-release methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "16 Years to 26 Years"
      },
      "enrollment_count": 66,
      "start_date": "2026-11",
      "completion_date": "2029-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07838311"
    },
    {
      "nct_id": "NCT04501653",
      "title": "Precision Functional Brain Mapping in Psilocybin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Psilocybin"
      ],
      "interventions": [
        {
          "name": "Psilocybin",
          "type": "DRUG"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 11,
      "start_date": "2021-06-01",
      "completion_date": "2023-03-19",
      "has_results": false,
      "last_update_posted_date": "2025-10-31",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04501653"
    },
    {
      "nct_id": "NCT00586157",
      "title": "Study of Medication Patch to Treat Children Ages 6-12 With ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD",
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Methylphenidate Transdermal System",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 36,
      "start_date": "2006-09",
      "completion_date": "2008-12",
      "has_results": true,
      "last_update_posted_date": "2012-11-16",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00586157"
    },
    {
      "nct_id": "NCT00323947",
      "title": "Methylphenidate for Treating Attention Deficit Hyperactivity Disorder in Children With Both ADHD and Epilepsy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Attention Deficit Disorder With Hyperactivity",
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "Extended Release Methylphenidate (OROS-Methylphenidate)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "6 Years to 18 Years"
      },
      "enrollment_count": 33,
      "start_date": "2003-05",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2013-08-01",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00323947"
    },
    {
      "nct_id": "NCT00670293",
      "title": "Changes in Dopamine Levels Before and After Weight Restoration in People With Anorexia Nervosa",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eating Disorders"
      ],
      "interventions": [
        {
          "name": "Positron Emission Tomography (PET) using [11C]raclopride",
          "type": "RADIATION"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging (MRI) scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 50,
      "start_date": "2008-07",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-04-07",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00670293"
    },
    {
      "nct_id": "NCT00302354",
      "title": "A Double-blind Randomized, Placebo-controlled, Crossover Study of Single Doses of OROS Methylphenidate Hydrochloride (CONCERTA) and Long-acting Methylphenidate Hydrochloride (RITALIN LA) in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "OROS methylphenidate HCl",
          "type": "DRUG"
        },
        {
          "name": "SODAS methylphenidate HCl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 50,
      "start_date": "2004-12",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2011-07-12",
      "last_synced_at": "2026-09-25T19:51:54.538Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00302354"
    }
  ]
}