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STUDYING SEDATIVE ACTIVITY OF COMBINED TINCTURE OF MOTHERWORT AND ST JOHN'S-WORT

The paper presents studying sedative activity of the combined tincture of motherwort and St. John's wort. The combined tincture of motherwort and St. John's wort was obtained by percolation method in a ratio 1:10. Standardization of the obtained tincture was carried out with quality indicators: description, content of active ingredients and ethanol, relative density, dry residue. According to all quality indicators, the tincture obtained met the requirements of the State Pharmacopoeia of the Republic of Belarus. Specific sedative activity of the combined tincture of motherwort and St. John's wort was assessed by barbiturates hypnotic effect prolongation (sodium thiopental), by the rate of falling asleep in animals and by animals staying in lateral position in relation to the control group to which sodium thiopental was injected. In the studies carried out it was found that injection of the combined tincture of motherwort and St. John's wort at a dose of 0,1 ml / kg increases sleep by 125,63% and also accelerates the process of falling asleep by 327,75% compared with the separate injection of motherwort and St. John's wort tincture at doses of 0,1 ml/kg. It was shown that the injection of the combined tincture of motherwort and St. John's wort at a dose of 0,1 ml/kg exhibits a potentiated effect and enhances the hypnotic effect of sodium thiopental administered at a dose of 10 mg/kg.