Relative costs (France 2025 average retail):

Agent / Class Approx monthly cost (€) Comment
Tamoxifen (Nolvadex®) 5 – 10 Generic cheap standard
AIs (Anastrozole/Femara/Aromasin®) 20 – 30 Affordable; monitor bone health
Fulvestrant (Faslodex®) ~600 IM admin cost adds ~150 € per month
Abiraterone (Zytiga®) ~800 Prednisone cheap but monitoring adds cost
Enzalutamide (Xtandi®) ~1 400 High cost offset by OS gain
Denosumab (Prolia®) ~200 / 6 mo Optional but preventive savings long-term

Cost-effectiveness data

  • AIs ~ €2 000 per QALY gained vs tamoxifen.

  • ADT + RT ~ €3 500 per QALY vs RT alone.

  • AR-targeted combos remain acceptable (~ €25 000 per QALY) given survival extension.

(HAS France 2024 assessment)

System tip: always list indication, expected duration, and stopping criteria on prescriptions to ensure reimbursement approval.