Clinical Trials Directory

Trials / Completed

CompletedNCT03565900

A Study to Evaluate the Safety, Tolerability, and Immunogenicity of V114 in Allogeneic Hematopoietic Stem Cell Transplant Recipients (V114-022/PNEU-STEM)

A Phase 3, Randomized, Double-blind, Active Comparator-controlled, Multicenter Clinical Study to Evaluate the Safety, Tolerability, and Immunogenicity of V114 in Recipients of Allogeneic Hematopoietic Stem Cell Transplant (PNEU-STEM)

Status
Completed
Phase
Phase 3
Study type
Interventional
Enrollment
277 (actual)
Sponsor
Merck Sharp & Dohme LLC · Industry
Sex
All
Age
3 Years
Healthy volunteers
Not accepted

Summary

The purpose of this study is to 1) evaluate the safety and tolerability, and immunogenicity of blinded V114 and Prevnar 13™ within each vaccination group, and 2) evaluate the safety and tolerability, and immunogenicity of PNEUMOVAX™23 (administered as open label, 12 months after allogeneic hematopoietic stem cell transplant \[allo-HSCT\] in participants who do not develop chronic graft-versus-host disease \[GVHD\]).

Conditions

Interventions

TypeNameDescription
BIOLOGICALV11415-valent pneumococcal conjugate vaccine with serotypes 1, 3, 4, 5, 6A, 7F, 9V, 14, 18C, 19A, 19F, 22F, 23F, 33F (2 mcg each), serotype 6B (4 mcg) and Merck Aluminum Phosphate Adjuvant (125 mcg) in each 0.5 mL dose.
BIOLOGICALPrevnar 13™13-valent pneumococcal conjugate vaccine with serotypes 1, 3, 4, 5, 6A, 7F, 9V, 14, 18C, 19A, 19F, 23F (2.2 mcg) and 6B (4.4 mcg), and aluminum phosphate adjuvant (125 mcg aluminum) in each 0.5 ml dose
BIOLOGICALPNEUMOVAX™2323-valent pneumococcal polysaccharide vaccine with serotypes 1, 2, 3, 4, 5, 6B, 7F, 8, 9N, 9V, 10A, 11A, 12F, 14, 15B, 17F, 18C, 19A, 19F, 20, 22F, 23F, 33F (25 mcg each) in each 0.5 mL dose

Timeline

Start date
2018-09-12
Primary completion
2021-11-04
Completion
2021-11-04
First posted
2018-06-21
Last updated
2023-07-28
Results posted
2022-10-20

Locations

52 sites across 10 countries: United States, Australia, Belgium, Brazil, Canada, Colombia, France, Germany, Mexico, Sweden

Regulatory

Source: ClinicalTrials.gov record NCT03565900. Inclusion in this directory is not an endorsement.