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Dr. Andrew Rynne
MD
Dr. Andrew Rynne

Family Physician

Exp 50 years

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What causes black stool?

i am 20 years old, 5'7 150 lbs, weight train at least 4 times a week, not a drinker or cigarete smoker,i keep myself very well hydrated usually drink about a gallon of water everyday and have a very clean diet. i do smoke pot every now and then, last night at a party drank a little bit and smoked a little bit, drinking has always made my stomach upset, i have finals tomorrow so i took a 60 mg vyvanse this morning but before breakfast i had 500 mg of milk thistle, before even taking the vyvanse my stool was kind of black this morning, and now later in the evening as well. i wanted to know the cause of this?
Tue, 2 Jan 2018
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General Surgeon 's  Response
Hello dear

Warm welcome to Healthcaremagic.com
I have evaluated your query thoroughly .

* The black stool seems to be in relation with
- pre existing gastritis or gastric ulcer leading to bleeding from intake of
alcohol - altered gut flora mechanics - others

Hope this clears your doubt .
Wishing you fine recovery .

Welcome for any further assistance .
Regards take care .

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