Estophia Hospital provides flexible pricing for Keytruda, with medication costs starting around A$2,000 per box or roughly A$4,900 per administration session. The per-session package typically covers the medication, oncologist consultations, pre-treatment blood tests, and airport transfers. Dr Berrin Pehlivan specialise as an oncologist–radiologist and oversees the intravenous administration process. The clinic handles a regular flow of international patients from Europe and the USA. All treatments are conducted on-site in Istanbul to ensure professional medical supervision throughout the immunotherapy programme.