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Clinical trial

A Phase Ⅳ Clinical Trial to Evaluate the Immunogenicity and Safety of 23-valent Pneumococcal Polysaccharide Vaccine Revaccinations in the Elderly

NCT04701788 is registered in ClinicalTrials.gov with China National Biotec Group Company Limited as lead sponsor.

NCT NCT04701788
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Registry record

As filed in ClinicalTrials.gov.

Title
A Phase Ⅳ Clinical Trial to Evaluate the Immunogenicity and Safety of 23-valent Pneumococcal Polysaccharide Vaccine Revaccinations in the Elderly
Lead sponsor
China National Biotec Group Company Limited
Phase
Phase 4
Overall status
Completed
Start date
March 30, 2021
Completion date
February 15, 2022
Enrollment
331 (actual)
Sites
1

Conditions

As the registry lists them; a condition with its own page is linked.

vaccination