Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 7, 2026, 12:26 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–7 of 7 matching trials from the live ClinicalTrials.gov search.
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
Conditions
Growth Hormone Deficiency, Pediatric, hGH (Human Growth Hormone), Endocrine System Diseases, Hormones, Pituitary Diseases
Interventions
Once weekly subcutaneous injection of TransCon hGH, Once daily subcutaneous injection of Genotropin
Drug
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
3 Years to 12 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
16
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 13 more
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
Growth Hormone Deficiency, Pediatric, Endocrine System Diseases, Hormone Deficiency, Pituitary Diseases
Interventions
TransCon hGH
Drug
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
6 Months to 17 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
21
States / cities
Birmingham, Alabama • Los Angeles, California • Sacramento, California + 17 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