STABILIZATION OF DOSAGE FORM BASED ON SOLID OR SEMI-LIQUID LIPID BY CURING AND ADDITION OF SURFACTANT (SURFACTANTS), HAVING LOW VALUE OF HLB Russian patent published in 2025 - IPC A61K9/20 A61K9/48 A61K47/14 A61K47/26 

Abstract RU 2833036 C2

FIELD: medicine; pharmaceutics.

SUBSTANCE: group of inventions relates to pharmaceutics. Object 1 is a method for stabilizing the release profile of a dosage form, according to which a surfactant and glyceryl distearate are included in a dosage form containing an active pharmaceutical ingredient, and the dosage form is cured, where the surfactant has an HLB value of less than about 10 and is selected from sorbitan fatty acid esters and combinations thereof, and where curing is carried out at a temperature in the range of about 30 °C to about 60 °C for about 3 hours to about 7 days. Objects 2–4 are embodiments of a method for preparing a dosage form with a stabilized release profile with the inclusion of an active pharmaceutical ingredient, at least one surfactant with an HLB value of less than 10 and glyceryl distearate, including curing of the dosage form.

EFFECT: maintaining the release profile of the active pharmaceutical ingredient of the dosage form containing a surfactant and glyceryl distearate for 1, 2 and 3 months.

28 cl, 3 dwg, 8 tbl, 1 ex

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RU 2 833 036 C2

Authors

Lazaro Monica

Mcguffy Irena

Bush Derek

Fonkwe Linus Gomsi

Dates

2025-01-14Published

2019-09-09Filed