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Reinfection clinical trials

The registry lists 35 studies for Reinfection across more than 10 countries. 6 are recruiting or about to start. 5 of them are mainly about Reinfection (how this is decided). Per ClinicalTrials.gov, last updated 2026-11-09.

Get an email when these change. Save the Reinfection studies recruiting or about to start — once a week, free: studies that open, close, add sites or post results.

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Example · made-up studies

Breast cancer · Recruiting: 2 came in, 3 changed

What changed in your saved searches, Oct 31 – Nov 6:

A study of drug A after surgery for early breast cancer

Came in · now Recruiting

Drug B with hormone therapy in advanced breast cancer

Changed

· Sites: 4 added, including Seoul and Busan

· Enrollment: 300 → 450 participants

Exercise during chemotherapy

Now Active, not recruiting

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Status

Completed
14
Status unknown
13
Recruiting
3
Not yet recruiting
2
Active, not recruiting
2
Enrolling by invitation
1

Phase

Phase 3
4
Phase 2
4
Phase 1
2
Phase 4
1

Where

United States
9
China
5
France
5
Taiwan
4
Spain
3
Netherlands
2

Who runs them

National Taiwan University Hospital (3) · National Institute of Allergy and Infectious Diseases (NIAID) (2) · Peking University (1) · National Jewish Health (1) · University Medical Centre Ljubljana (1) · Magdalena Salcedo (1) · Instituto Grifols, S.A. (1) · Boston Medical Center (1)

What is being tested here

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

DrugOpenPhase 3All
Probiotic101
Fidaxomicin101
Faecalibacterium prausnitzii-containing Bacterial Strain Formulation EXL01101
H56001
Ceftriaxone001
MET-2001
Hepatitis B hyperimmune globulin011
Posaconazole011
PPV23001

Coming up

1phase 3 study 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

Who these studies take

Of the 3 Reinfection studies recruiting now, 2 (67%) set no upper age limit and 0 (0%) stop at 75 or younger. 2 (67%) take children under 18. 0 (0%) are for women only and 0 (0%) for men only; 1 (33%) take healthy volunteers.

Recruiting studies that take each age, of 3
AgeWomenMen
102 (67%)2 (67%)
183 (100%)3 (100%)
303 (100%)3 (100%)
403 (100%)3 (100%)
503 (100%)3 (100%)
653 (100%)3 (100%)
753 (100%)3 (100%)
853 (100%)3 (100%)

Across all 35 studies, recruiting or not: 26% stop at 75 or younger and 9% at 65; 29% take children; 0% are for women only and 3% for men only; 17% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.

Studies

Recruiting first, then most recently updated. Showing 35 of 35. search them.