[Cerebrovascular accidents in relation to drug consumption or drug abuse].

Many drugs may cause cerebral infarction or hemorrhage. The authors describe the epidemiology and the physiopathological aspects of stroke in patients using anticoagulant therapy, oral contraception or ergot alkaloids. Cerebrovascular complications are also noticed in abusers of cocaine or other stimulants of the central nervous system: amphetamine, phenylpropanolamine, xanthines.