Familial Hypophosphatemic Rickets clinical trials

The registry lists 49 studies for Familial Hypophosphatemic Rickets across more than 10 countries. 8 are recruiting or about to start. 43 of them are mainly about Familial Hypophosphatemic Rickets (how this is decided). Per ClinicalTrials.gov, last updated 2026-11-06.

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Status

Completed: 31
Status unknown: 4
Active, not recruiting: 4
Recruiting: 4
Not yet recruiting: 3
Withdrawn: 2

Phase

Phase 1: 9
Phase 3: 8
Phase 2: 8
Phase 4: 5
Early Phase 1: 1

Where

United States: 20
France: 14
United Kingdom: 10
Japan: 7
Germany: 7
Canada: 7

Who runs them

Kyowa Kirin Co., Ltd. (10) · Kyowa Kirin, Inc. (6) · Kyowa Kirin Pharmaceutical Development Ltd (5) · Hospices Civils de Lyon (3) · Yale University (3) · Bicetre Hospital (2) · Assistance Publique - Hôpitaux de Paris (2) · Wuerzburg University Hospital (2)

What is being tested here

Drugs under test in Familial Hypophosphatemic Rickets studies, those with the most open studies first. Medicines only given beside them are not counted. How drugs are counted

Drug	Phase 3	All
Burosumab	6	18
Calcitriol	0	2
Cinacalcet	0	2
Paricalcitol	1	1
Salmon calcitonin	0	1
Growth Hormone	0	1
Human Growth Hormone	0	1

Coming up

1phase 3 study under way

1study finishes main data collection within a year

Studies recruiting or running, from their records. “Main data collection” ends at the primary completion date, the sponsor’s own estimate, which often moves.

The study

Nov 2026Early Check: Expanded Screening in Newborns · RTI International

Who these studies take

Of the 4 Familial Hypophosphatemic Rickets studies recruiting now, 2 (50%) set no upper age limit and 2 (50%) stop at 75 or younger. 3 (75%) take children under 18. 0 (0%) are for women only and 0 (0%) for men only; 1 (25%) take healthy volunteers.

Recruiting studies that take each age, of 4
Age	Women	Men
10	3 (75%)	3 (75%)
18	4 (100%)	4 (100%)
30	3 (75%)	3 (75%)
40	3 (75%)	3 (75%)
50	3 (75%)	3 (75%)
65	3 (75%)	3 (75%)
75	2 (50%)	2 (50%)
85	2 (50%)	2 (50%)

Across all 49 studies, recruiting or not: 57% stop at 75 or younger and 53% at 65; 63% take children; 0% are for women only and 0% for men only; 14% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.

Studies

Recruiting first, then most recently updated. Showing 49 of 49. search them.