Charles Tyrwhitt Customer Service Charles Tyrwhitt customer service contact number is 0344 482 4000. This service number is available 24 hours a day and 7 days a week.
However, black stool can also be caused by a serious condition, such as bleeding in the digestive tract caused by a peptic ulcer. Black stool that is tarry in texture and foul smelling is often a symptom of upper gastrointestinal bleeding from the esophagus, stomach or small intestine.This is called melena.nswers. Best Answer: Adam, black stool can have several causes. Black stool is a condition in which the feces are very dark or black. Black stool may be normal in some cases and caused by ingesting certain substances or medications, such as iron supplements.
Answer by Binome (1975). Tarry black stool can be a sign of blood in the digestive system, especially if his diet has been changed. You should probably take him to the vet if he's showing any other signs of ill health.add a comment. +1 vote!o, it is not. Your dog may have upper intestinal bleeding which shows black in his feces. If his stool is very hard, he may have obstipation, which is an extreme presentation of constipation requiring IV hydration and intervention to clear his intestines, as well as nutritional guidance. add a comment.