Milk of magnesia is an oral suspension that contains hydrated magnesium carbonate. It is an over-the-counter medication intended for occasional or short-term use as an antacid or laxative.

Milk of magnesia is an over-the-counter (OTC) treatment for constipation. It works by drawing water into the bowel and softening stool, making passing easier. It can also soothe indigestion and ...

Its name derives from the Magnesia district of Thessaly, where the soft white mineral steatite talc — a hydrated magnesium silicate — was found in ancient Greece. Magnesium was first isolated ...