- Drugs and Lactation Database (LactMed): Cholestyramine [BOOK]Drugs and Lactation Database (LactMed). National Library of Medicine (US): Bethesda (MD).BOOK
- Cholestyramine is a nonabsorbable resin. Because it does not enter the mother's bloodstream, it will not reach the infant via breastmilk. It is acceptable for use during lactation.