Taking Yunnan Baiyao will not make the stool black.
Yunnan Baiyao is a hemostatic drug, which improves the symptoms of bleeding by inhibiting vasodilation, causing vasoconstriction and reducing blood loss. Generally, when upper gastrointestinal bleeding occurs, it will lead to blackened stools. However, taking Yunnan Baiyao will improve upper gastrointestinal bleeding and blackened stools, but generally will not lead to blackened stools.
When the patient has black stool, it is necessary to clarify the cause of black stool as soon as possible, improve gastroenteroscopy and routine stool examination, to avoid delayed treatment due to gastrointestinal bleeding, resulting in black stool. Before identifying the cause, it is best to fast to reduce the irritation of food on the upper gastrointestinal tract.
If the above symptoms occur, it is recommended to go to the hospital in time for early and regular treatment.