A literature review deals with the strategies currently employed worldwide and in Russia to prepare for paediatric colonoscopy. The most common dietary regimens, types of medications and their dosage, bowel cleanout protocols in children are considered. The literature data comparing different methods of preparation to colonoscopy in children are presented. The problems associated with the use of certain methods of intestinal cleaning in paediatric practice are discussed, including the territory of the Russian Federation. Key words: colonoscopy, children, pediatrics, preparation