a small solid piece of medicine that a person swallows without chewing

any natural or artificially made chemical that is taken for pleasure, to improve someone's performance of an activity, or because a person cannot stop using it

a treatment that helps someone feel better, grow stronger, etc., especially after an illness

a substance given to someone who is told that it is a particular medicine, either to make that person feel as if they are getting better or to compare the effect of the particular medicine when given to others

the act of putting a liquid, especially a drug, into a person's body using a needle and a syringe

a person who is receiving medical care, or who is cared for by a particular doctor or dentist when necessary

any feeling of illness or physical or mental change that is caused by a particular disease

a doctor who is specially trained to perform medical operations

something that makes someone who is sick healthy again

to use drugs, exercises, etc. to cure a person of a disease or heal an injury

a drug that is used to reduce or remove physical pain