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
A child born with multiple congenital defect including cleft palate, neural tube defect, atrial septal defect and microcephaly which of the following drug is used by mother during pregnancy: 
Select and explain. 
A. Erythromycin, B. Isotretinoin, C. Ibuprofen, D. Metronidazole
B: Isotretinoin
Answer: B: Isotretinoin 
Explanation: Friends, Remember CNS anomaly (NTD) + CVS anomaly + facial defects are seen with the use of isotretinoin.