This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemotherapy, Subject name: Pharmacology
Which of the following drugs is used to prevent HIV transmission from an HIV positive pregnant mother to child 
Select and explain. 
A. Lamivudine, B. Stavudine, C. Nevirapine, D. Didanosine
C: Nevirapine
Answer: C: Nevirapine 
Explanation: Refer Katzung 11/e p 862 Nevirapine and Zidovudine as used to prevent veical transmission of HIV from pregnant females to the baby