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Pfizer Candidate Shows Immune Response Across 25 Serotypes in Phase 2
A four-dose series of PF-07872412 was evaluated, with safety and tolerability also reported.

Pfizer’s experimental pneumococcal vaccine candidate PF-07872412 produced an immune response to all 25 targeted serotypes in a Phase 2 study. The study evaluated a four-dose series.
PF-07872412 is a pediatric vaccine candidate. Safety and tolerability were also reported.