What is the cause of diarrhea black for several days in a row?

Diarrhea black refers to diarrhea, black stool, diarrhea for several days, black stool may be caused by drug side effects, intestinal infection, food poisoning and other factors.

1, drug side effects

Long-term use of aspirin, ibuprofen, meloxicam and other drugs lead to gastric mucosa damage, bleeding, will cause diarrhea and black stool.

2, intestinal infection

bacterial enteritis, viral gastroenteritis or amoebic dysentery and other intestinal infections lead to intestinal mucosa ulcer, bleeding, and cause intestinal motility disorders, can cause diarrhea and black stool.

3, food poisoning

Eating contaminated food or drinking unclean water may cause gastrointestinal mucosa to be continuously stimulated by harmful substances, will make its damage, bleeding, diarrhea and black stool symptoms.