Prescription, prescriptive, or prescribe may refer to:

• Medical prescription, a plan of care written by a physician or other health care professional
  • Prescription drug, a drug available only if prescribed by a medical prescription
• Eyeglass prescription, written by an ophthalmologist or an optometrist for individuals with eye related concerns.

• Custom (law), prescriptive right is enjoyed through long use
• Easement by prescription, acquisition of private property rights through uncontested use
• Prescription (sovereignty transfer), acquisition of sovereignty through uncontested use
• Period of prescription, in civil law jurisdictions, the time limit within which a lawsuit must be brought
• Prescribed sum, the maximum fine that may be imposed on summary conviction of certain offences in the United Kingdom
• Prescribed senior official, an individual who will be refused admission into Canada because of war crimes or crimes against humanity

• Linguistic prescription, the laying down of normative language rules
• Prescriptive analytics, third and final phase of business analytics
• Prescriptive barony, a "feudal" barony in Scotland
• Prescriptive ethics, normative ethics, as distinct from meta-ethics and descriptive ethics
• Prescriptive notation, a type of Chinese musical notation

• Prescription Act 1832, United Kingdom
• Proscription, word sometimes confused with prescription