{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=SPD489+20+mg",
    "query": {
      "intervention": "SPD489 20 mg"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-18T03:23:45.376Z",
  "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": "NCT01436162",
      "title": "Efficacy and Safety Study of SPD489 in Combination With an Antidepressant in the Treatment of Adults With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Antidepressant + SPD489 (Lisdexamfetamine dimesylate )",
          "type": "DRUG"
        },
        {
          "name": "Antidepressant + Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1105,
      "start_date": "2011-10-19",
      "completion_date": "2013-12-10",
      "has_results": true,
      "last_update_posted_date": "2021-06-09",
      "last_synced_at": "2026-09-18T03:23:45.376Z",
      "location_count": 36,
      "location_summary": "Scottsdale, Arizona • Little Rock, Arkansas • Costa Mesa, California + 31 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01436162"
    },
    {
      "nct_id": "NCT01436149",
      "title": "Efficacy and Safety Study of SPD489 in Combination With an Antidepressant in the Treatment of Adults With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "SPD489 (Lisdexamfetamine dimesylate )",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1262,
      "start_date": "2011-10-27",
      "completion_date": "2013-12-23",
      "has_results": true,
      "last_update_posted_date": "2021-06-09",
      "last_synced_at": "2026-09-18T03:23:45.376Z",
      "location_count": 47,
      "location_summary": "Birmingham, Alabama • Carson, California • Irvine, California + 42 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Carson",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Norwalk",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01436149"
    },
    {
      "nct_id": "NCT00922272",
      "title": "Efficacy, Safety, and Tolerability of SPD489 in Adults With Schizophrenia and Predominant Negative Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schizophrenia and Predominant Negative Symptoms"
      ],
      "interventions": [
        {
          "name": "SPD489 (lisdexamfetamine dimesylate)",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching SPD489 (lisdexamfetamine dimesylate)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "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": 92,
      "start_date": "2009-09-14",
      "completion_date": "2011-01-20",
      "has_results": true,
      "last_update_posted_date": "2021-06-09",
      "last_synced_at": "2026-09-18T03:23:45.376Z",
      "location_count": 27,
      "location_summary": "Little Rock, Arkansas • Anaheim, California • Costa Mesa, California + 21 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00922272"
    },
    {
      "nct_id": "NCT02466386",
      "title": "Safety and Tolerability Study of SPD489 in Preschool Children Aged 4-5 Years, Diagnosed With Attention-deficit/Hyperactivity Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder (ADHD)"
      ],
      "interventions": [
        {
          "name": "SPD489",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "4 Years to 5 Years"
      },
      "enrollment_count": 113,
      "start_date": "2015-08-21",
      "completion_date": "2020-01-03",
      "has_results": true,
      "last_update_posted_date": "2021-03-05",
      "last_synced_at": "2026-09-18T03:23:45.376Z",
      "location_count": 50,
      "location_summary": "Dothan, Alabama • Little Rock, Arkansas • Imperial, California + 41 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Imperial",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02466386"
    },
    {
      "nct_id": "NCT01096680",
      "title": "Pharmacodynamic Profile of SPD489 in Healthy Adult Males Undergoing a Nocturnal Period of Acute Sleep Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sleep Deprivation"
      ],
      "interventions": [
        {
          "name": "SPD489 20 mg",
          "type": "DRUG"
        },
        {
          "name": "SPD489 50 mg",
          "type": "DRUG"
        },
        {
          "name": "SPD489 70 mg",
          "type": "DRUG"
        },
        {
          "name": "Armodafinil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "MALE",
        "summary": "18 Years to 40 Years · Male only"
      },
      "enrollment_count": 135,
      "start_date": "2010-04-05",
      "completion_date": "2010-07-18",
      "has_results": true,
      "last_update_posted_date": "2021-06-14",
      "last_synced_at": "2026-09-18T03:23:45.376Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01096680"
    },
    {
      "nct_id": "NCT03260205",
      "title": "Safety and Efficacy Study in Preschool Children Aged 4-5 Years With Attention-deficit/Hyperactivity Disorder (ADHD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder (ADHD)"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "SPD489 (Lisdexamfetamine dimesylate)",
          "type": "DRUG"
        },
        {
          "name": "SPD489",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "4 Years to 5 Years"
      },
      "enrollment_count": 199,
      "start_date": "2017-09-06",
      "completion_date": "2018-10-23",
      "has_results": true,
      "last_update_posted_date": "2021-06-08",
      "last_synced_at": "2026-09-18T03:23:45.376Z",
      "location_count": 48,
      "location_summary": "Dothan, Alabama • Little Rock, Arkansas • Colton, California + 39 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Colton",
          "state": "California"
        },
        {
          "city": "Imperial",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03260205"
    },
    {
      "nct_id": "NCT00905424",
      "title": "Exploratory Study of SPD489 in Adults With Major Depressive Disorder (MDD) as Augmentation Therapy to an Antidepressant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Antidepressant + SPD489 (lisdexamfetamine dimesylate)",
          "type": "DRUG"
        },
        {
          "name": "Antidepressant + placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "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": 246,
      "start_date": "2009-07-30",
      "completion_date": "2010-08-04",
      "has_results": true,
      "last_update_posted_date": "2021-06-14",
      "last_synced_at": "2026-09-18T03:23:45.376Z",
      "location_count": 15,
      "location_summary": "Newport Beach, California • San Diego, California • Bradenton, Florida + 12 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00905424"
    }
  ]
}