This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
Which of the following drugs is not used in the management of PCOD 
Select and explain. 
A. Clomiphene, B. Tamoxifen, C. Oral contraceptives, D. Metformin
B: Tamoxifen
Answer: B: Tamoxifen 
Explanation: Refer Surya gynae 6th/e p 470 Treatment of PCOD Weight loss if more than 5 percnt of previous weight is impoant Cigarette smoking should be avoided Estrogen in combination with progesterone Dexamethasone 0.5mg at bedtime also reduces androgen propeies