1. A pharmaceutical composition containing sucralfate as an active principle for the treatment of disorders including gastrointestinal irritation, such as stomach ulcers, duodenal ulcers, acute gastritis, symptomatic chronic gastritis, gastropathy due to anti-inflammatory drugs, reflux -esophagitis, characterized in that it contains one or more phospholipids. ! 2. The composition according to claim 1, characterized in that it contains one or more additional substances with antacid activity, selected from Al (OH) 3, Mg (OH) 2, MgO, magaldrate, carbonates or bicarbonates of alkali or alkaline earth metals, simethicone, salts of alginic acid, hydrolyzed or non-hydrolyzed chitin, polysaccharides, glucomannans, PEG, cimetidine and the like histamine H2 receptor blockers, misoprostol and proton pump inhibitors (PPI), taken individually or in a mixture. ! 3. The composition according to claim 1, characterized in that said phospholipids are selected from the following compounds: phosphatidylcholine, phosphatidylserine, phosphatidylethanolamine, osfatidilinositol, ipalmitoylphosphatidylcholine, lysophospholipids, zwitterionic phospholipids, sphingomyelins or mixtures thereof. ! 4. The composition according to claim 1, characterized in that said phospholipids are polar. ! 5. The composition according to claim 4, characterized in that said polar phospholipids are more than 97% insoluble in acetone. ! 6. The composition according to claim 1, characterized in that said phospholipids are mixed with fatty acids. ! 7. The composition according to claim 6, characterized in that said phospholipids are mixed with polyunsaturated fatty acids. ! 81. Фармацевтическая композиция, содержащая сукральфат в качестве активного начала, для лечения расстройств, включающих раздражение желудочно-кишечного тракта, как, например, язв желудка, язв двенадцатиперстной кишки, острого гастрита, симптоматического хронического гастрита, гастропатии в связи с приемом противовоспалительных средств, рефлюкс-э