This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Pharmacology
All of the following drugs cause hirsutism except 
Select and explain. 
A. Phenytoin, B. Minoxidil, C. Corticosteroids, D. Heparin
D: Heparin
Answer: D: Heparin 
Explanation: Ans. (D) Heparin(Ref: Harrison 17th/e p01)Drugs causing hirsutism:AndrogensOral contraceptives containing androgenic progestinsMinoxidilPhenytoinDiazoxideCyclosporine (Not tacrolimus)Heparin produces transient and reversible alopecia.