{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=methylphenidate+HCl&page=6",
    "query": {
      "intervention": "methylphenidate HCl",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 269,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=methylphenidate+HCl&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=methylphenidate+HCl&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T17:35:39.712Z",
  "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": "NCT01628029",
      "title": "Cognitive Behavioral Therapy and Multimodal Therapy in Treating Sleep Disturbance in Patients With Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm",
        "Sleep Disorder"
      ],
      "interventions": [
        {
          "name": "Counseling",
          "type": "OTHER"
        },
        {
          "name": "Methylphenidate Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Phototherapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo Administration",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Sham Intervention",
          "type": "PROCEDURE"
        },
        {
          "name": "Therapeutic Melatonin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2014-01-15",
      "completion_date": "2028-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01628029"
    },
    {
      "nct_id": "NCT02855229",
      "title": "Novel Cross-Species Neurophysiological Assays of Reward and Cognitive Domains",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Translational Electrophysiology"
      ],
      "interventions": [
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mclean 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": 222,
      "start_date": "2020-08-15",
      "completion_date": "2021-08-31",
      "has_results": false,
      "last_update_posted_date": "2024-10-30",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02855229"
    },
    {
      "nct_id": "NCT02683265",
      "title": "A Flexible-Dose Titration Study of Aptensio XR in Children Ages 4 to Under 6 Years Diagnosed With ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Attention Deficit Disorder With Hyperactivity"
      ],
      "interventions": [
        {
          "name": "Aptensio XR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rhodes Pharmaceuticals, L.P.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "4 Years to 6 Years"
      },
      "enrollment_count": 158,
      "start_date": "2016-04-25",
      "completion_date": "2018-03-27",
      "has_results": true,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 2,
      "location_summary": "Las Vegas, Nevada • Durham, North Carolina",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02683265"
    },
    {
      "nct_id": "NCT02152670",
      "title": "Understanding Dopamine Mechanisms in Cocaine Addiction Using AMPT and Methylphenidate With [11C]RAC/[11C]PHNO PET",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Alpha Methyl Para Tyrosine (AMPT)",
          "type": "DRUG"
        },
        {
          "name": "[11C]PHNO",
          "type": "OTHER"
        },
        {
          "name": "[11C]raclopride",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 1,
      "start_date": "2014-05",
      "completion_date": "2014-06-09",
      "has_results": true,
      "last_update_posted_date": "2023-02-16",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02152670"
    },
    {
      "nct_id": "NCT01238575",
      "title": "Guanfacine for the Treatment of Hyperactivity in Pervasive Developmental Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pervasive Development Disorders"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "extended-release guanfacine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "5 Years to 14 Years"
      },
      "enrollment_count": 62,
      "start_date": "2011-12",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2020-03-31",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 5,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 2 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Lexington",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01238575"
    },
    {
      "nct_id": "NCT00409708",
      "title": "Effects of Methylphenidate on Cellular Abnormalities in Children With Attention Deficit Hyperactivity Disorder (ADHD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Extended Release Methylphenidate (Ritalin LA ) plus Behavior Therapy",
          "type": "DRUG"
        },
        {
          "name": "Behavior Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Novartis",
      "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": 142,
      "start_date": "2006-11",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2011-05-17",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00409708"
    },
    {
      "nct_id": "NCT01044238",
      "title": "Methylphenidate to Treat Methamphetamine Dependence",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Methamphetamine Dependence"
      ],
      "interventions": [
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 90,
      "start_date": "2010-10",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2014-05-20",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01044238"
    },
    {
      "nct_id": "NCT03185065",
      "title": "Treatment of Fatigue With Methylphenidate, Modafinil and Amantadine in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Fatigue in Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Amantadine",
          "type": "DRUG"
        },
        {
          "name": "Modafinil",
          "type": "DRUG"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Placebos",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 141,
      "start_date": "2017-10-04",
      "completion_date": "2019-11-21",
      "has_results": true,
      "last_update_posted_date": "2020-10-20",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Baltimore, Maryland",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03185065"
    },
    {
      "nct_id": "NCT00573859",
      "title": "The Reinforcing Mechanisms of Smoking in Adult ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "ADHD medication",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 27,
      "start_date": "2006-09",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2011-11-07",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00573859"
    },
    {
      "nct_id": "NCT00880217",
      "title": "A Study to Evaluate 3 Different Doses of JNJ-31001074 in the Treatment of Adults With Attention-Deficit/Hyperactivity Disorder (ADHD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Atomoxetine 80 mg/d",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "OROS methylphenidate HCl 54 mg/d",
          "type": "DRUG"
        },
        {
          "name": "JNJ-31001074 3 mg/d",
          "type": "DRUG"
        },
        {
          "name": "JNJ-31001074 1 mg/d",
          "type": "DRUG"
        },
        {
          "name": "JNJ-31001074 10 mg/d",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "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": 430,
      "start_date": "2009-05",
      "completion_date": "2010-01",
      "has_results": false,
      "last_update_posted_date": "2013-03-04",
      "last_synced_at": "2026-10-17T17:35:39.712Z",
      "location_count": 35,
      "location_summary": "Little Rock, Arkansas • Lafayette, California • Los Alamitos, California + 32 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Lafayette",
          "state": "California"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "Santa Ana",
          "state": "California"
        },
        {
          "city": "Wildomar",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00880217"
    }
  ]
}