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
High risk of hypoplastic left heart syndrome occurs with maternal intake of 
Select and explain. 
A. Aminoglyocides, B. Chloramphenical, C. Nitrofurontoin, D. Sulfonamides
C: Nitrofurontoin
Answer: C: Nitrofurontoin 
Explanation: Nitrofurantoin poses high risk of hypoplastic left heart syndrome in fetus.