sentence: Anaesthetics are medicines or drugs which stop a person from having feelings in their body.
sentences_before: Dentists in countries like Australia sometimes use cocaine in dental operations, as an anaesthetic.
sentences_after: Doctors, surgeons, and dentists use anaesthetics when they are doing operations, so that the patient will not feel pain. Dentists put the cocaine on the patient's mouth so that the patient will not feel pain in their mouth during the operation.
concept_name: anaesthetic
headings: Cocaine Cocaine as a legal medicine
categories: Illegal drugs