Authors quoted some own results and experience with using pharmacology define medicine of enteral nutrition feeding served by puncheon jejunostoming in case of difficult malnutrition caused especially by septical condition and also after larger operation of throat and stomach. They stated, that enteral feeding apply into the upper part of jejuna with thin cattier is physiological, secure and economical effective method of nutrition support. Combination serving of nutrition with enteral and parenteral feeding they find out hyperalimentary effect at examined group of patients which was confirmed by watching the anthropometrical parameters.