Excessive intake (hypervitaminosis) of which of the following vitamin is associated with increased risk of congenital malformations -: (A) Vitamin-A, (B) Biotin, (C) Folic acid, (D) Vitamin-K
Answer is A. Ans. is 'a' i.e., Vitamin A o It is absolutely contraindicated in pregnancy, as it is highly teratogenic; upto 25% exposed foetuses had bih defects-craniofacial, hea, and CNS abnormalities.