Most medications are safe to take while breast-feeding. Also Acetaminophen ( Tylenol, others); Ibuprofen (Advil, Motrin IB, others); Naproxen.
Advice for mothers using Acetaminophen while breastfeeding. Includes possible effects on breastfed infants and lactation. Two papers report 14 women who breastfed after taking acetaminophen or its prodrug phenacetin.
Acetaminophen (Tylenol) is given to babies for fever and pain relief, so is considered The safest NSAID to take while nursing is ibuprofen (sold as Advil and Motrin) Ibuprofen is also safe to give to babies in infant dosages.