Question: how to treat a yeast infection while nursing?
Answer: Antifungal diaper rash creams or ointments: You can use an antifungal cream or ointment such as Mycostatin (nystatin) or Lotrimin (clotrimazole) to treat a fungal diaper rash on your baby's bottom. Gentian violet: Gentian violet is a liquid that you swab on your nipples and in your baby's mouth.