This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
Drugs associated with ischemic stroke include the following except 
Select and explain. 
A. Cocaine, B. Oral contraceptives, C. Amphetamines, D. Barbiturates
D: Barbiturates
Answer: D: Barbiturates 
Explanation: *misuse of oestrogen containing drugs like oral contraceptive pills ,hormone replacement therapy,cocaine ,amphetamine,alcohol are modifiable risk factors of ischemic stroke . Ref Harrison20th edition pg 2445