<unk>  (Greek "προφυλάσσω" to guard or prevent beforehand) is any medical or public health procedure whose purpose is to prevent, rather than treat or cure a disease. Roughly, prophylactic measures are divided between primary<unk>  (to prevent the development of a disease) and secondary<unk>  (whereby the disease has already developed and the patient is protected against worsening of this process).
Prophylaxis
Infection control
Vaccination
Post-exposure prophylaxis
Therapy
Treatment
Education
Home remedy