Pseudohypoparathyroidism clinical trials
The registry lists 23 studies for Pseudohypoparathyroidism across 6 countries. 8 are recruiting or about to start. 14 of them are mainly about Pseudohypoparathyroidism (how this is decided). Per ClinicalTrials.gov, last updated 2026-11-05.
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Status
Who runs them
Vanderbilt University Medical Center (5) · National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) (2) · Massachusetts General Hospital (2) · University of Aarhus (2) · Institut National de la Santé Et de la Recherche Médicale, France (1) · Jaclyn Tamaroff (1) · National Defense Medical Center, Taiwan (1) · Richever Enterprise Co., Ltd. (1)
Coming up
Studies recruiting or running, from their records. “Main data collection” ends at the primary completion date, the sponsor’s own estimate, which often moves.
All 4
- Dec 2026Theophylline Treatment for Pseudohypoparathyroidism · Vanderbilt University Medical Center
- Dec 2026Theophylline Treatment for Pseudohypoparathyroidism - Children 2-12 Years Old · Vanderbilt University Medical Center
- Dec 2026Theophylline for Treatment of Pseudohypoparathyroidism · Jaclyn Tamaroff
- Apr 2027Setmelanotide to Treat Obesity in a Patient With Pseudohypoparathyroidism Type 1a (PHP1a) · Massachusetts General Hospital
Who these studies take
Of the 5 Pseudohypoparathyroidism studies recruiting now, 3 (60%) set no upper age limit and 1 (20%) stop at 75 or younger. 4 (80%) take children under 18. 0 (0%) are for women only and 0 (0%) for men only; 0 (0%) take healthy volunteers.
| Age | Women | Men |
|---|---|---|
| 10 | 4 (80%) | 4 (80%) |
| 18 | 5 (100%) | 5 (100%) |
| 30 | 4 (80%) | 4 (80%) |
| 40 | 4 (80%) | 4 (80%) |
| 50 | 4 (80%) | 4 (80%) |
| 65 | 4 (80%) | 4 (80%) |
| 75 | 4 (80%) | 4 (80%) |
| 85 | 4 (80%) | 4 (80%) |
Across all 23 studies, recruiting or not: 35% stop at 75 or younger and 30% at 65; 83% take children; 0% are for women only and 0% for men only; 26% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.
Studies
Recruiting first, then most recently updated. Showing 23 of 23. search them.
- Natural History Study of Parathyroid DisordersRecruitingNCT049699261 country
- German Hypoparathyroidism RegistryRecruitingNCT078574601 country
- Theophylline for Treatment of PseudohypoparathyroidismEnrolling by invitationNCT04240821Phase 21 country
- Setmelanotide to Treat Obesity in a Patient With Pseudohypoparathyroidism Type 1a (PHP1a)Enrolling by invitationNCT07496463Phase 21 country
- IDMet (RaDiCo Cohort) (RaDiCo-IDMet)RecruitingNCT059455761 country
- Tunisian Clinical Registry on Hypoparathyroidism and Pseudo-hypoparathyroidismNot yet recruitingNCT064450361 country
- Institution of an Italian Multicenter Database of Patients Affected by Hypoparathyroidism or PseudohypoparathyroidismRecruitingNCT066458991 country
- Effect of Theophylline in PseudohypoparathyroidismRecruitingNCT03718403Phase 41 country
- Theophylline Treatment for PseudohypoparathyroidismActive, not recruitingNCT03029429Phase 21 country
- Albright Hereditary Osteodystrophy: Natural History, Growth, and Cognitive/Behavioral AssessmentsActive, not recruitingNCT00209235Not applicable1 country
- Glucose Homeostasis in PseudohypoparathyroidismTerminatedNCT037612901 country
- Theophylline Treatment for Pseudohypoparathyroidism - Children 2-12 Years OldActive, not recruitingNCT04551170Phase 21 country
- Determination of Circulating Autotaxin in Patients With GNAS or PTH AbnormalitiesCompletedNCT046717191 country
- Studies of States With Resistance to Vitamin D and Parathyroid HormoneCompletedNCT000012421 country
- QoL and Cognitive Function in Patients With HypoparathyroidismCompletedNCT045696041 country
- GSP as an Novel Indicator for Residual Liver Function in Patients With Fatty LiverCompletedNCT04546022Phase 1/2
- Early-onset Obesity and Cognitive Impairment in Children With PseudohypoparathyroidismCompletedNCT024114611 country
- Energy Expenditure and Body Composition in Pseudohypoparathyroidism 1aTerminatedNCT013987741 country
- Characterization of Patients With Non-surgical Hypoparathyroidism and PseudohypoparathyroidismStatus unknownNCT025511201 country
- Clinical Study for Development of Oral Galactose Single Point (OGSP) Solution (G.S.P. Oral Solution®)Status unknownNCT03457311Phase 3
- Theophylline as a Treatment for Children With Pseudohypoparathyroidism Type 1a (Albright Hereditary Osteodystrophy)CompletedNCT02463409Phase 21 country
- Evaluation of rhGH Replacement Therapy in Patients With Pseudohypoparathyroidism Type Ia (PHP Ia)Status unknownNCT00497484Not applicable1 country
- Study of the Regulation of Parathyroid Hormone Secretion in PseudohypoparathyroidismCompletedNCT00004661