Red-Cell Aplasia, Pure clinical trials

The registry lists 30 studies for Red-Cell Aplasia, Pure across more than 10 countries. 4 are recruiting or about to start. 13 of them are mainly about Red-Cell Aplasia, Pure (how this is decided). Per ClinicalTrials.gov, last updated 2026-11-12. Counting its narrower condition Anemia, Diamond-Blackfan too: 78 studies, 14 open.

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Status

Completed: 15
Status unknown: 5
Terminated: 4
Recruiting: 3
Withdrawn: 2
Not yet recruiting: 1

Phase

Phase 2: 13
Phase 4: 5
Phase 1: 3
Phase 3: 1

Where

United States: 12
China: 6
United Kingdom: 5
Germany: 3
Norway: 3
Sweden: 3

Who runs them

Johnson & Johnson Pharmaceutical Research & Development, L.L.C. (6) · National Heart, Lung, and Blood Institute (NHLBI) (3) · Peking Union Medical College Hospital (3) · Fairview University Medical Center (2) · Northwell Health (2) · Bing Han (2) · Novartis Pharmaceuticals (1) · Assistance Publique - Hôpitaux de Paris (1)

What is being tested here

Drugs under test in Red-Cell Aplasia, Pure studies, those with the most open studies first. Medicines only given beside them are not counted. How drugs are counted

Drug	Open	Phase 3	All
Sirolimus	1	0	3
Alemtuzumab	1	0	2
Tacrolimus	0	0	2
Leucine	0	0	1
Peginesatide	0	0	1
Rituximab	0	0	1
Deferasirox	0	0	1
Sotatercept	0	0	1
Daclizumab	0	0	1
Epoetin Alfa	0	1	1

Who these studies take

Of the 3 Red-Cell Aplasia, Pure studies recruiting now, 1 (33%) set no upper age limit and 1 (33%) stop at 75 or younger. 3 (100%) take children under 18. 0 (0%) are for women only and 0 (0%) for men only; 0 (0%) take healthy volunteers.

Recruiting studies that take each age, of 3
Age	Women	Men
10	3 (100%)	3 (100%)
18	3 (100%)	3 (100%)
30	2 (67%)	2 (67%)
40	2 (67%)	2 (67%)
50	2 (67%)	2 (67%)
65	2 (67%)	2 (67%)
75	2 (67%)	2 (67%)
85	1 (33%)	1 (33%)

Across all 30 studies, recruiting or not: 17% stop at 75 or younger and 13% at 65; 50% take children; 3% are for women only and 0% for men only; 3% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.

Studies

Recruiting first, then most recently updated. Showing 30 of 30. search them.