Abstract
We have received extracts from air-dried raw material of medicinal plants Acorus Сalamus and Calendula officinalis in the mode of low-temperature subcritical extraction by liquefied carbon dioxide (CO2), the output of which made 0.7 to 0.8%. The content of camphor and β-pinene in 1 g of Acorus Сalamus extract is not less than 0.1%; the content of carotenoids in terms of β-carotene in 1 g of the extract of Calendula officinalis - not less than 0.35 mg/g. We have developed combined pills "Exkair" of the following composition: thick extract of Acorus Сalamus rhizomes (0.009 g), thick extract of flowers of Calendula officinalis (0.005 g); auxiliary substances - ascorbic acid (0.005 g), calcium stearate (0.006 g), sugar powder (0.517 g), aerosil (0.015 g). The pills underwent a number of physico-chemical testings according to the requirements of the project PAND (Provisional Analytic Normative Document). The content of active substances (carotenoids) in 1 tablet is 0.782 mg, camphor and pinene 0.97 mg.