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A member asked:

How much miralax (polyethylene glycol) is advised? i am a 63 y/o female, 5'1", 125 #.

A doctor has provided 1 answer
Dr. Roy Arnold answered

Specializes in Internal Medicine

Usual dose: is 1 capful in 8 oz water. Should see results in 1-2 days. If needed repeat. If stools too loose, either reduce dose to 1/2 capful or extend interval between doses. Thanks for trusting HealthTap!

Dr Fowler agreed

Answered 5/11/2015

2.8k views

Thank

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Docs told me to take miralax (polyethylene glycol). Took one dose of 17g yesterday and had been feeling full and can't eat or drink much. Should I continue?
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