158
Participants
Start Date
July 6, 2025
Primary Completion Date
February 3, 2026
Study Completion Date
February 3, 2026
20vPnC
20 valent pneumococcal conjugate vaccine
13vPnC
13 valent pneumococcal conjugate vaccine
Zhejiang provincial center for disease control and prevention, Hangzhou
Kaihua County Center For Disease Prevention and Control, Kaihua
Kaihua County Center For Disease Prevention and Control, Quzhou
Lead Sponsor
Pfizer
INDUSTRY