Erythromycin is a macrolide antibiotic of bacteriostatic action. In high concentrations and relatively high-sensitivity microorganisms may have a bactericidal effect.

Amaryl - a medicine of group of sulphonylurea, the peroral hypoglycemic medicine. It has an initially prolonged effect. The mechanism of action consists in stimulation of secretion and release of insulin from beta cells of a pancreas (pancreatic effect). It also increases sensitivity of fatty and muscular tissues to effect of insulin (extrapancreatic effect).