Prescribe versus Proscribe

prescribe = recommend as something beneficial; to give medical prescriptions 1) The doctor prescribed three months of physical therapy for my leg injury. 2) You are bound to follow the rules as prescribed by the authorities. proscribe = forbid, especially by law. 1) Regulations proscribe the use of mobile phones in the examination halls. 2)The education department proscribed the controversial portion from the syllabus.