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(19)

(11)

2 663 466

(13)

(51)

IPC

A61K31/426(2006-01-01)

A61K31/505(2006-01-01)

A61K31/496(2006-01-01)

A61K31/472(2006-01-01)

A61K31/4725(2006-01-01)

A61K31/4425(2006-01-01)

A61K31/4433(2006-01-01)

A61K47/02(2006-01-01)

A61K47/00(2006-01-01)

A61K9/14(2006-01-01)

A61K9/16(2006-01-01)

A61K9/20(2006-01-01)

A61P31/18(2006-01-01)

(21) (22)

Application

2017109102, 2017-03-20

(24)

Start date

2017-03-20

(22)

Actual filing date

2017-03-20

(45)

Published

2018-08-06

(72)

Inventor

Zolotov Sergej AnatolevichLubenets Nadezhda LeonidovnaIgnatev Aleksej Vladimirovich

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennostyu

COMPOSITION FOR PREVENTION AND / OR TREATMENT OF HIV INFECTION Russian patent published in 2018 - IPC A61K31/426 A61K31/505 A61K31/496 A61K31/472 A61K31/4725 A61K31/4425 A61K31/4433 A61K47/02 A61K47/00 A61K9/14 A61K9/16 A61K9/20 A61P31/18

Abstract RU 2663466 C1

FIELD: pharmaceutics.

SUBSTANCE: invention relates to the chemical and pharmaceutical industry, and more particularly to a pharmaceutical composition for preventing and treating HIV infection. Pharmaceutical composition contains a HIV protease inhibitor representing ritonavir and magnesium aluminometasilicate in a weight ratio of 1:(0.5–1.5). Magnesium aluminometasilicate is Neusilin^®. Ritonavir includes polymorphic form 1, polymorphic form 2, or combinations thereof. Pharmaceutical composition is prepared in solid form.

EFFECT: composition, according to the invention, using magnesium aluminometasilicate Neusilin^® provides close solubility characteristics, regardless of the polymorphic form of ritonavir used.

9 cl, 1 tbl, 2 ex

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RU 2 663 466 C1

Authors

Zolotov Sergej Anatolevich

Lubenets Nadezhda Leonidovna

Ignatev Aleksej Vladimirovich

Dates

2018-08-06—Published

2017-03-20—Filed