US loss of exclusivity · Oncology
Xtandi
Astellas / Pfizer
2027
US generics from
2025
Today: 2026
2037
2025 worldwide sales
≈$6.0B
Date basis
Patent-expiry estimate
US generics
Approved, waiting to launch
Medicare price
−48% from 2027
Pharma Patent Cliff
by readouts.io
Data checked 24 October 2026 ·
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