{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=methylphenidate+HCl&page=7",
    "query": {
      "intervention": "methylphenidate HCl",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 269,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=methylphenidate+HCl&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=methylphenidate+HCl&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T17:35:31.242Z",
  "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": "NCT00631280",
      "title": "Does Active Parent Involvement in Deliberation and Choice Improve Medication Persistence for Their Child With ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Attention-Deficit/Hyperactivity Disorder (ADHD)"
      ],
      "interventions": [
        {
          "name": "Choice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Recommendation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "7 Years to 11 Years"
      },
      "enrollment_count": 70,
      "start_date": "2007-09",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2015-03-05",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00631280"
    },
    {
      "nct_id": "NCT00181987",
      "title": "Concerta in the Treatment of ADHD in Youth and Adults With Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD",
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "methylphenidate HCl (Concerta)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "6 Years to 55 Years"
      },
      "enrollment_count": 29,
      "start_date": "2002-08",
      "completion_date": "2005-08",
      "has_results": false,
      "last_update_posted_date": "2013-10-22",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00181987"
    },
    {
      "nct_id": "NCT02520388",
      "title": "A Pivotal Efficacy Trial to Evaluate HLD200 in Children With ADHD in a Naturalistic Setting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "HLD200 methylphenidate hydrochloride (MPH) Capsules",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ironshore Pharmaceuticals and Development, Inc",
      "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": 163,
      "start_date": "2015-08",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2021-07-23",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 21,
      "location_summary": "Newport Beach, California • Bradenton, Florida • Gainesville, Florida + 16 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02520388"
    },
    {
      "nct_id": "NCT03326245",
      "title": "Dopaminergic Modulation of Brain Activation Using Simultaneous PET/Pharmacological MRI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Normal Physiology"
      ],
      "interventions": [
        {
          "name": "Methylphenidate Pill",
          "type": "DRUG"
        },
        {
          "name": "Oral Placebo",
          "type": "DRUG"
        },
        {
          "name": "Intravenous Placebo",
          "type": "DRUG"
        },
        {
          "name": "Intravenous methylphenidate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Alcohol Abuse and Alcoholism (NIAAA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 25,
      "start_date": "2018-01-29",
      "completion_date": "2024-02-08",
      "has_results": true,
      "last_update_posted_date": "2024-05-28",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03326245"
    },
    {
      "nct_id": "NCT01100268",
      "title": "Enhancing Attention in Adults With Compulsive Hoarding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hoarding Disorder"
      ],
      "interventions": [
        {
          "name": "Methylphenidate ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 4,
      "start_date": "2010-04",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2014-09-18",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 2,
      "location_summary": "Hartford, Connecticut • New York, New York",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01100268"
    },
    {
      "nct_id": "NCT00550147",
      "title": "Quetiapine and Concerta in the Treatment for ADHD and Aggressive Behavior.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Attention Deficit Disorder With Hyperactivity"
      ],
      "interventions": [
        {
          "name": "Oros Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "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": 30,
      "start_date": "2004-02",
      "completion_date": "2005-11",
      "has_results": true,
      "last_update_posted_date": "2015-05-13",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00550147"
    },
    {
      "nct_id": "NCT01727414",
      "title": "Attention Deficit Disorder Medication Response Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD - Inattentive Type",
        "ADHD - Combined Type"
      ],
      "interventions": [
        {
          "name": "OROS-Methylphenidate and placebo for inattentive type pts",
          "type": "DRUG"
        },
        {
          "name": "OROS-Methylphenidate and placebo for combined type pts",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "7 Years to 11 Years"
      },
      "enrollment_count": 171,
      "start_date": "2006-06",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2021-05-18",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01727414"
    },
    {
      "nct_id": "NCT00799487",
      "title": "CONCERTA Lab School Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "CONCERTA (methylphenidate HCl) or placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ortho-McNeil Janssen Scientific Affairs, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "9 Years to 12 Years"
      },
      "enrollment_count": 89,
      "start_date": "2009-01-02",
      "completion_date": "2009-06-26",
      "has_results": true,
      "last_update_posted_date": "2020-03-12",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 3,
      "location_summary": "Little Rock, Arkansas • Las Vegas, Nevada • Durham, North Carolina",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00799487"
    },
    {
      "nct_id": "NCT05669924",
      "title": "Neural Correlates of Acute Pain Dynamics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "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": 40,
      "start_date": "2022-09-19",
      "completion_date": "2024-04-26",
      "has_results": false,
      "last_update_posted_date": "2024-05-01",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05669924"
    },
    {
      "nct_id": "NCT04449250",
      "title": "Fed-Fast Crossover Study to Assess the Effect of Food With CTx-1301 in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers in Fed and Fasted State"
      ],
      "interventions": [
        {
          "name": "Dexmethylphenidate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cingulate Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 27,
      "start_date": "2022-09-14",
      "completion_date": "2022-10-14",
      "has_results": false,
      "last_update_posted_date": "2022-10-20",
      "last_synced_at": "2026-10-17T17:35:31.242Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04449250"
    }
  ]
}