Medically reviewed by Renee Nilan, MD Key Takeaways A clear liquid diet includes water, clear juices, and black coffee.Clear liquids have no solids or pulp and do not leave residue in your intestines.

Colonoscopy prep is complete when your poop is light yellow without dark particles. If your stool isn't the right color after completing the preparation, contact your doctor. Follow a clear liquid ...

Use of GLP-1s or glucose-dependent insulinotropic polypeptide agonists before upper endoscopy significantly increased the risk for residual gastric volume, according to data published in JAMA Internal ...

Changes to fasting policies prior to surgery could impact the length at which patients need to fast, as well as improve patient well-being. Liberal fasting policies allowing patients to drink clear ...