These would include the mother taking HIV medicines (some but not all are safe in Pregnancy) to reduce her Viral load, avoidance of prolonged labour (caesarean section often recommended), avoiding breastfeeding and HIV medication for the baby for 4 - 6 weeks after the birth.

This is quite a complicated area so you should speak to your HIV doctor or nurse if you are considering pregnancy. 

All Pregnant woman in Scotland are now offered an HIV test routinely to reduce mother to baby transmission of HIV.