Excessive intake (hypervitaminosis) of which of the following vitamin is associated with increased risk of congenital malformations -
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.
Vitamin-A
Biotin
Folic acid
Vitamin-K