Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 25, 2026, 2:01 PM EDT

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Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
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Conditions
Growth Hormone Deficiency
Interventions
No intervention
Other
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
Not listed
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
27
States / cities
Phoenix, Arizona • Orange, California • Sacramento, California + 23 more
Conditions
Turner Syndrome, Short Stature Homeobox Gene Mutation, Idiopathic Short Stature, Small for Gestational Age at Delivery
Interventions
Lonapegsomatropin [SKYTROFA®], Somatropin Pen Injector
Combination Product
Lead sponsor
Ascendis Pharma A/S
Industry
Eligibility
2 Years to 17 Years
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
19
States / cities
Palo Alto, California • Sacramento, California • Aurora, Colorado + 15 more
Conditions
Growth Hormone Deficiency
Interventions
No intervention
Drug
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
1 Year to 18 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
27
States / cities
Phoenix, Arizona • Orange, California • Sacramento, California + 23 more
Conditions
Growth Hormone Deficiency, Endocrine System Diseases, Hormone Deficiency
Interventions
Lonapegsomatropin, Placebo, Somatropin
Drug · Other
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
23 Years to 80 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
23
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fresno, California + 18 more
Conditions
Adult Growth Hormone Deficiency, Endocrine System Diseases, Hormone Deficiency
Interventions
Lonapegsomatropin
Drug
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
23 Years to 81 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
15
States / cities
Phoenix, Arizona • Torrance, California • Chicago, Illinois + 12 more
Conditions
Turner Syndrome
Interventions
Lonapegsomatropin, Somatropin
Biological · Drug
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
1 Year to 10 Years · Female only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
19
States / cities
Palo Alto, California • San Diego, California • Aurora, Colorado + 16 more