If you are having an upper endoscopy only, follow these instructions.
If you are having a colonoscopy (or both endoscopy and colonoscopy) follow instructions from both #1 and #2 below:
1) General instructions prior to colonoscopy
2) Instructions on how to use each specific bowel prep:
If you are having a video capsule endoscopy (PillCam), follow these instructions.
If you are having a sigmoidoscopy, follow these instructions.