Doctor insights on:
Black Stools Caused By Antibiotics
Melena is also known as Black stool. Melina is blood in the stool that is black, tarry, sticky, and smelly. The blood in melena comes from high up in the gastrointestinal tract, and gets partially digested which is why it changes to melena. Bright red blood comes from lower ...Read more
Can the generic antibiotic for Augmentin cause black stool? Been on it since Friday and the issues started today.
Not aware: Black stools may result by ingestion of materials which contain high iron content. You should, however, make sure that nothing else is going on. Any dr. Can check your stool to make sure that there is no blood present. Also, why are you taking antibiotics? Some can result in changes to the GI tract which are dangerous (i.e., clostridium difficile colitis, and others). ...Read more
No: If you have black, tarry malodorous stool please seek prompt medical attention for possible GI bleeding. ...Read more
See your doc: Black stools can be from gastrointestinal bleeding (usually upper GI source), iron pills, peptobismol, charcoal capsules, arsenic. Dark stools can also come from blueberries, etc. See your doc. See if stool tests + for blood. If so get evaluated-generally upper endoscopy, maybe colonoscopy (black stool can be from right side of colon), or capsule endoscopy to check small bowel. ...Read more
Variable: But most concerning is a bleeding site in the upper GI tract which turns black when exposed to gastric acids. This can progress very rapidly to a very serious and life threatening situation. Non serious causes can be any meds containing bismuth such as pepto bismol and certain foods. You should see your doctor promptly for evaluation and referral if indicated. ...Read more
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