Milk of magnesia can provide quick relief from constipation by drawing water from the body into the bowels, which softens the stool. It can start working within 30 minutes to 6 hours. Milk of magnesia ...
Milk of magnesia is used to treat heartburn and constipation. The active ingredient, magnesium hydroxide, works by drawing water into the intestines. For adults and children aged 12 and older, the ...