1- It is prohibited to treat sickness with things that are completely forbidden or impure such as treating sickness with Khamr.
2- If medicine is mixed with intoxicants and the amount of intoxicant is small, a number of scholars have ruled that it is permissible to take this type of medicine. if the amount of the intoxicating substance is large, it is not permissible to dispense the medicine to the patient.
3- If something that is prohibited has lost the characteristics because of which it was prohibited, it is permissible to take that medicine and it is permissible to prescribe it for patients. But if the trace of the prohibited substance is still there, it is not permissible to prescribe it or use it to treat sickness.