Hiring/Renting: A Doctor Disclaiming Responsibility
Practical Laws of Islam as per the teachings of Ayatullah Sistani
Ruling 2216
If a doctor says to a patient, ‘If you are harmed [by this medicine], I am not responsible’, in the event that he exercises due care and caution and the patient suffers harm or dies, the doctor is not responsible.
-Ayatullah Sistani, Practical Laws of Islam, Hiring/Renting (Ijarah)