Abstract: The present invention relates to a hepatitis B vaccine composition for spray-administration to nasal mucosa for preventing and treating hepatitis B, which comprises hepatitis B antigen and carboxy vinyl polymer.
Type:
Grant
Filed:
October 4, 2018
Date of Patent:
November 8, 2022
Assignees:
TOKYO YAKUHIN KOGYO CO., LTD., TOKYO METROPOLITAN INSTITUTE OF MEDICAL SCIENCE, JAPAN as represented by DIRECTOR GENERAL of National Institute of Infectious Diseases, KAGOSHIMA UNIVERSITY, NATIONAL UNIVERSITY CORPORATION EHIME UNIVERSITY