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A member asked:

Does tetracycline causes dark brown or black stool? if yes, do i continue medication? is it life threatening? i took it for acne problems.

A doctor has provided 1 answer
Dr. Lori Semel answered

Specializes in Pediatrics

Yes: It is known to cause black or dark stool. No reason to stop taking it. It is a normal side effect.

Answered 8/19/2020

3.8k views

Thank

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