This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Basanti Devi 45 yrs old women present with hot flush after stopping of menstruation. 'Hot Flush' can be relieved by administration of following agents: 
Select and explain. 
A. Ehinyl estradiol, B. Testesterone, C. Fluoxymesteron, D. Danazol
A: Ehinyl estradiol
Answer: A: Ehinyl estradiol 
Explanation: Estrogens are the principal medications used to relieve hot flushes. Estrogen blocks both perceived symptoms and physiological changes. Ref: Shaw's Textbook of Gynaecology, 12th Edition, Page 43 ; Current Obs and Gynae Diagnosis and Treatment 9th Edition, Page 1024