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A member asked:
Hi i was constipated and drank magnesium citrate two nights ago. by today my stool is black, runny, and oily/greasy looking. what should i do.
A doctor has provided 1 answer
Truly black???: Black stool indicates possible bleeding ulcer or blood loss somewhere in the proximal GI tract. You need to see your doctor as soon as possible to check it out.
Answered 4/28/2016
3.6k views
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