This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical, surgical and gynaecological illness complicating pregnancy, Subject name: Gynaecology & Obstetrics
HIV positive primi near term, advice given is: 
Select and explain. 
A. Treatment should be stalled before labour, B. Avoid mixing of blood intrapaum, C. Vaginal delivery preferred, D. Cesarean section would be decrease transmission of HIV baby
A: Treatment should be stalled before labour
Answer: A: Treatment should be stalled before labour 
Explanation: Zidovudine IV infusion staing at onset of labour or 4 hours before CS section.Loading dose of 2mg/kg/hr,maintainance dose of 1mg/kg/hr until cord clamping is done. D.C.DUTTA'S TEXTBOOK OF GYNECOLOGY,Pg no:302,7th edition