The invention relates to the field of medicine, particularly to medical preparations of anti-bacterial, anti-ulcer and immune simulating effects, which can be used in injection form. The medical preparation “RENESSANS” contains components in the following ratio (wt %):Iodine0.4-2.0Potassium Iodide0.8-4.0Starch10.0-40.0Ascorbic acid0.4-2.0Glucose1.2-4.8Sodium chloride0.3-1.8Purified waterall the restA pharmaceutically effective amount of the medical preparation is administered intravenously, intramuscularly, or orally.