The time you can start drinking coffee after colonoscopy should depend on the specific content of the colonoscopy. If only a simple colonoscopy is performed, you can start drinking coffee after 1 to 2 days when the intestinal function recovers; if the intestinal polyp removal, hemostasis, biopsy and other intestinal injuries or treatments are performed under the colonoscopy, it will take 3 to 7 days before you can drink coffee according to the reason of individual physique. Enteroscopy Enteroscopy is mainly used to assist in the diagnosis of the patient’s intestinal tract appearing diseases as well as to carry out the corresponding treatment, is the most commonly used, the most effective and the most direct method of checking intestinal diseases, including colonoscopy and small enteroscopy, ordinary enteroscopy and painless enteroscopy examination. It is recommended not to eat hard, cold, spicy and stimulating foods, such as chili peppers, peppers, ice cream, etc. for 24 hours after the colonoscopy. Such foods should also be minimized in the diet afterward. Coffee is a stimulant drink that may cause some irritation to the mucous membrane of the gastrointestinal tract after drinking, and patients are advised to minimize their intake.