A member asked:

I took niacin tablets at 400mg per tablet for 3 days. i took one a day and noticed that my stools got a little yellow. i stopped right away. thoughts?

A doctor has provided 1 answer
Dr. Richard Zimon answered

Specializes in Internal Medicine

One side effect: of NIACIN is change in stool color usually to a greyish color Hope this is helpful.

Answered 10/13/2018

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Thank

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