HEPATITIS B VACCINE TRANSNASAL SYSTEM Russian patent published in 2023 - IPC A61K39/29 A61K47/32 A61P31/20 

Abstract RU 2795235 C2

FIELD: medicine.

SUBSTANCE: group of inventions relates to a rhinovaccination system for the prevention and treatment of hepatitis B, containing a vaccine composition against hepatitis B for administration to the nasal mucosa in combination with a medical nozzle device. The rhinovaccination system includes a syringe-based injection device filled with a hepatitis B vaccine composition that contains a hepatitis B surface antigen (HBs antigen) and/or hepatitis B nucleocapsid antigen (HBc antigen), and a gel base material containing a carboxyvinyl polymer that has been treated with applying an external shear force to ensure spray characteristics.

EFFECT: claimed group of inventions provides the prevention and treatment of hepatitis B and is easy to use.

18 cl, 7 dwg, 5 tbl, 2 ex

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RU 2 795 235 C2

Authors

Kamishita, Taizou

Miyazaki, Takashi

Hiasa, Yoichi

Sheikh Mohammad, Fazle Akbar

Yoshida, Osamu

Aguilar Rubido, Julio Cesar

Guillen Nieto, Gerardo Enrique

Penton Arias, Eduardo

Dates

2023-05-02Published

2019-06-04Filed