Description and Brand Names

Drug information provided by: IBM Micromedex

US Brand Name

  1. GaviLyte-N with Flavor Pack
  2. Nulytely
  3. TriLyte wFlavor Packs


The polyethylene glycol (PEG), sodium and potassium salts solution is used to cleanse the colon (bowel) before a medical test (eg, colonoscopy).

The PEG, sodium and potassium salts solution is a laxative. It works by causing you to have diarrhea to clean your colon. Cleaning your colon will help your doctor see the inside of your colon more clearly during colonoscopy.

This medicine is available only with your doctor's prescription.

This product is available in the following dosage forms:

  • Powder for Solution