Synonyms and antonyms of Relating to medicines and drugs in British Thesaurus

Category A (adjective)

Category A drugs are the ones that bring the most severe punishments if someone is found guilty of using or selling them. They include heroin, cocaine, and LSD.

contraindication (noun)

a medical reason why someone should not use a particular drug or medical treatment

dosage (noun)

the amount of a medicine or drug that you take at one time

dose (noun)

medical an amount of a drug that has been measured so that you can take it

drug (noun)

involving drugs or taking drugs

injection (noun)

the process of injecting a drug or another substance into your body

medicated (adjective)

receiving treatment with a drug for an illness or medical condition

narcotics (noun)

relating to illegal drugs

OD (noun)

informal an overdose of a dangerous drug

off (adjective)

no longer taking drugs or other harmful substances

on (adverb)

using a particular drug

overdose (noun)

too much of a drug that someone takes at one time

potency (noun)

the strength of a medicine, drug, or chemical

side effect (noun)

an effect of a medicine that is not intended and could be unpleasant