{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Delayed+Puberty",
    "query": {
      "condition": "Delayed Puberty"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:23:47.801Z",
  "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": "NCT00139451",
      "title": "Nutrients and Hormones: Effects in Boys With Disordered Growth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Constitutional Growth Delay",
        "Nutrition Disorders",
        "Growth Disorders"
      ],
      "interventions": [
        {
          "name": "Pediasure",
          "type": "DRUG"
        },
        {
          "name": "GH",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nemours Children's Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "10 Years",
        "sex": "MALE",
        "summary": "7 Years to 10 Years · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2004-05",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2011-10-12",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00139451"
    },
    {
      "nct_id": "NCT01500447",
      "title": "Inherited Reproductive Disorders",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Genetic Disorder",
        "Infertility",
        "Hypogonadism",
        "Amenorrhea"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Weeks",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "6 Weeks to 120 Years"
      },
      "enrollment_count": 850,
      "start_date": "2012-04-25",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01500447"
    },
    {
      "nct_id": "NCT01511588",
      "title": "Hormonal Regulation of Puberty and Fertility",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Endocrine Disease",
        "Infertility",
        "Hypogonadism",
        "Amenorrhea",
        "Adolescents"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 111,
      "start_date": "2012-04-25",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01511588"
    },
    {
      "nct_id": "NCT00494169",
      "title": "Investigation of the Genetic Causes of Kallmann Syndrome and Reproductive Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypogonadotropic Hypogonadism",
        "Kallmann Syndrome",
        "Puberty, Delayed",
        "Puberty, Precocious",
        "GnRH Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 4042,
      "start_date": "1999-01",
      "completion_date": "2022-02",
      "has_results": false,
      "last_update_posted_date": "2022-06-30",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00494169"
    },
    {
      "nct_id": "NCT01438034",
      "title": "Kisspeptin in the Evaluation of Delayed Puberty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Delayed Puberty",
        "Kallmann Syndrome",
        "Hypogonadotropic Hypogonadism",
        "GnRH Deficiency"
      ],
      "interventions": [
        {
          "name": "kisspeptin 112-121",
          "type": "DRUG"
        },
        {
          "name": "GnRH",
          "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": 24,
      "start_date": "2013-06-08",
      "completion_date": "2021-09-10",
      "has_results": false,
      "last_update_posted_date": "2023-10-19",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01438034"
    },
    {
      "nct_id": "NCT00572156",
      "title": "rhGH and rhIGF-1 Combination Therapy in Children With Short Stature Associated With IGF-1 Deficiency",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Insulin-like Growth Factor-1 Deficiency"
      ],
      "interventions": [
        {
          "name": "NutropinAq® (Somatropin [rDNA origin])",
          "type": "DRUG"
        },
        {
          "name": "Increlex® (Mecasermin [rDNA origin] injection) + NutropinAq® (Somatropin [rDNA origin])",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ipsen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 106,
      "start_date": "2007-12",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2023-03-30",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 1,
      "location_summary": "Brisbane, California",
      "locations": [
        {
          "city": "Brisbane",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00572156"
    },
    {
      "nct_id": "NCT00193700",
      "title": "Pharmacokinetic Evaluation of Testosterone Gel (1%)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary or Secondary Hypogonadism",
        "Constitutional Delay in Growth and Puberty (CDGP)"
      ],
      "interventions": [
        {
          "name": "Testosterone Gel (1%)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Solvay Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "MALE",
        "summary": "13 Years to 17 Years · Male only"
      },
      "enrollment_count": null,
      "start_date": "2002-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-12-25",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Torrance, California • Jacksonville, Florida + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Morristown",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00193700"
    },
    {
      "nct_id": "NCT00734279",
      "title": "Follicle-Stimulating Hormone (FSH) and the Onset of Puberty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Delayed Puberty",
        "Precocious Puberty"
      ],
      "interventions": [
        {
          "name": "Leuprolide Acetate - Early Puberty Leuprolide Visit",
          "type": "DRUG"
        },
        {
          "name": "Ganirelix - Early Puberty Ganirelix Visit",
          "type": "DRUG"
        },
        {
          "name": "Ganirelix - Delayed Puberty Ganirelix Visit",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide Acetate- Delayed Puberty Leuprolide Visit",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 11,
      "start_date": "2006-03",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2017-12-26",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00734279"
    },
    {
      "nct_id": "NCT00193661",
      "title": "Observation Study of T-Gel (1%) in Treatment of Adolescent Boys With Hypogonadism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary or Secondary Hypogonadism",
        "Constitutional Delay in Growth and Puberty (CDGP)"
      ],
      "interventions": [
        {
          "name": "Testosterone Gel (1%)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Solvay Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "MALE",
        "summary": "13 Years to 17 Years · Male only"
      },
      "enrollment_count": null,
      "start_date": "2002-08",
      "completion_date": "2007-03",
      "has_results": false,
      "last_update_posted_date": "2015-01-16",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 19,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Sacramento, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00193661"
    },
    {
      "nct_id": "NCT05971836",
      "title": "The Molecular Basis of Inherited Reproductive Disorders",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypogonadotropic Hypogonadism",
        "Reproductive Disorder",
        "Kallmann Syndrome",
        "Delayed Puberty"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Stephanie B. Seminara, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 600,
      "start_date": "2021-01-21",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-05-22T09:23:47.801Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05971836"
    }
  ]
}