Maternal zidovudine (Retrovir) during pregnancy: 100 mg orally five times daily from 14 weeks of gestation to delivery*

Maternal zidovudine during labor: 2 mg per kg by intravenous load over 1 hour, then 1 mg per kg per hour until delivery

Neonatal zidovudine: 2 mg per kg orally every 6 hours from 8 hours after delivery until 6 weeks of age