The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 04, 2017
Filed:
Jan. 18, 2011
Jong Soo Woo, Suwon-si, KR;
Jae Hyun Park, Suwon-si, KR;
Yong IL Kim, Suwon-si, KR;
Young Jun NA, Suwon-si, KR;
Min Jung Kim, Gunpo-si, KR;
Yun Ah Lee, Bucheon-si, KR;
Jong Soo Woo, Suwon-si, KR;
Jae Hyun Park, Suwon-si, KR;
Yong Il Kim, Suwon-si, KR;
Young Jun Na, Suwon-si, KR;
Min Jung Kim, Gunpo-si, KR;
Yun Ah Lee, Bucheon-si, KR;
HANMI SCIENCE CO., LTD., Hwaseong-si, KR;
Abstract
An oral complex composition which comprises (i) a core comprising a swellable hydrogel-forming agent and pseudoephedrine, or a pharmaceutically acceptable salt thereof; (ii) a first coating layer encasing the core which comprises a water-soluble substance; and (iii) a second coating layer deposited on the first coating layer which comprises levocetirizine or a pharmaceutically acceptable salt thereof together with polyvinylalcohol, povidone, polyvinylalcohol-polyethyleneglycol graft copolymer or a mixture thereof, has an improved levocetirizine releasing rate and does not show a delayed release behavior even after a long storage period. Accordingly, the inventive oral complex composition is useful for treating perennial or seasonal allergic diseases including nasal obstruction, sneezing, and rhinorrhea.