US loss of exclusivity · Vaccines
Prevnar 20
Pfizer
2035
US follow-on vaccines from
2025
Today: 2026
2037
2025 worldwide sales
$6.5B
Date basis
Company guidance
US follow-on vaccines
No US filing found
Pharma Patent Cliff
by readouts.io
Data checked 24 October 2026 ·
Full Prevnar 20 timeline →