Leukopenia clinical trials

The registry lists 30 studies for Leukopenia across more than 10 countries. 7 are recruiting or about to start. 7 of them are mainly about Leukopenia (how this is decided). Per ClinicalTrials.gov, last updated 2026-10-28. Counting its 4 narrower conditions too, such as Neutropenia: 529 studies, 84 open.

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Status

Completed: 17
Status unknown: 5
Not yet recruiting: 4
Recruiting: 3
Withdrawn: 1

Phase

Phase 2: 10
Phase 1: 8
Phase 3: 3
Early Phase 1: 1

Where

United States: 11
China: 2
Taiwan: 2
Israel: 2
Japan: 2
France: 1

Who runs them

Sandoz (4) · Pfizer (2) · Novartis Pharmaceuticals (2) · National Heart, Lung, and Blood Institute (NHLBI) (2) · Brigham and Women's Hospital (1) · BioGeneric Pharma (1) · Taipei City Hospital (1) · Sixth Affiliated Hospital, Sun Yat-sen University (1)

What is being tested here

Drugs under test in Leukopenia 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
Filgrastim	1	0	3
Luspatercept	1	0	1
Cyclosporine	0	0	2
Eltrombopag	0	0	2
Sargramostim	0	0	2
Plerixafor	0	0	1
Sodium nucleinate	0	1	1
Prednisone	0	0	1
Alemtuzumab	0	0	1
Thymoglobulin	0	0	1

Coming up

0phase 3 studies under way

3studies finish 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.

All 3

Dec 2026Prevalence of Ethnic Neutropenia and Duffy Null Phenotype in Neonates · Kaplan Medical Center
Feb 2027Luspatercept for Clonal Cytopenias of Uncertain Significance · Weill Medical College of Cornell University
Apr 2027A Study to Compare the Pharmacokinetics, Pharmacodynamics, Immunogenicity, Safety and Tolerability of Filgrastim Biosimilar and Neupogen Reference Product in Healthy Volunteers · BioGeneric Pharma

Who these studies take

Of the 3 Leukopenia studies recruiting now, 2 (67%) set no upper age limit and 1 (33%) stop at 75 or younger. 1 (33%) 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	0 (0%)	0 (0%)
18	2 (67%)	2 (67%)
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	2 (67%)	2 (67%)

Across all 30 studies, recruiting or not: 47% stop at 75 or younger and 30% at 65; 17% take children; 13% are for women only and 10% for men only; 13% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.