AQUEOUS ORAL SOLUTIONS OF STEROID HORMONES AND HYDROXYPROPYL-BETA-CYCLODEXTRIN WITH OPTIMISED BIOAVAILABILITY Russian patent published in 2018 - IPC A61K31/568 A61K31/57 A61K47/40 A61K9/08 

Abstract RU 2662314 C2

FIELD: medicine.

SUBSTANCE: group of inventions relates to pharmacy and medicine. Disclosed is the use of a complex of hydroxypropyl-β-cyclodextrin (GPβCD) with progesterone or with testosterone at a molar ratio of 2:1 to 2.2:1, wherein GPβCD contains less than 0.3% by weight of unsubstituted β-cyclodextrin, for the preparation of a medicament (particularly in the form of a solution) for oral administration for the treatment of a disease requiring treatment with progesterone or testosterone; a pharmaceutical composition for the same purpose and a corresponding method of treatment.

EFFECT: technical result: the claimed mole ratio of GPβCD to hormones ensures high content thereof in blood plasma after ingestion by optimising their solubility, penetrating power and metabolic stability; the claimed composition provides effective plasma concentrations following oral administration of low doses of progesterone or testosterone as compared to oral compositions currently available on the market, which provides higher safety and better compliance with patient regimens.

21 cl, 10 dwg, 8 tbl

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RU 2 662 314 C2

Authors

Bernaredzhi Alberto

Puppini Nadiya

Nenchioni Alessandro

Dates

2018-07-25Published

2013-11-22Filed