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A member asked:

How much time does it take for milk of magnesia (magnesium hydroxide) to work?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

Milk of magnesia (magnesium hydroxide): Milk of Magnesia (magnesium hydroxide) usually takes effect (leads to a bowel movement ) in half an hour to six hours – but this is variable.

Dr Cattano and another doctor agreed

Answered 9/27/2020

2.8k views

Thank

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