ANTIVIRAL PHARMACEUTICAL COMPOSITION CONTAINING FAVIPIRAVIR AND AN AMINO ACID, MEDICINAL PRODUCT CONTAINING SAID COMPOSITION, AND APPLICATION THEREOF FOR TREATING AND/OR PREVENTING VIRAL INFECTIONS Russian patent published in 2022 - IPC A61K9/08 A61K9/19 A61K31/4965 A61K47/18 A61P31/12 A61P31/14 

FIELD: pharmaceuticals.

SUBSTANCE: group of inventions relates to the field of chemical and pharmaceutical industry and medicine and pertains to a pharmaceutical composition and a medicinal product exhibiting preventive and/or therapeutic antiviral activity, as well as an application thereof. Pharmaceutical composition contains therapeutically effective amounts of favipiravir in the form of a free base and at least one proteinogenic amino acid at a favipiravir:amino acid mass ratio of 1.0:0.1 to 1.0:1.2, respectively. Medicinal product contains the above pharmaceutical composition and at least one pharmaceutically acceptable excipient. Also proposed is an application of the above pharmaceutical composition or medicinal product for treating and/or preventing viral infections.

EFFECT: expanded range of antiviral agents; above pharmaceutical composition and medicinal product have improved process characteristics, stability, and bioavailability.

60 cl, 2 tbl, 4 ex