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:
Feb. 10, 1981
Filed:
May. 27, 1977
Shionogi & Co., Ltd., Osaka, JP;
Abstract
A cefalexin preparation coated with a coating layer the solubility of which layer is pH-dependent and dissolves in the upper intestine is preferably administered concurrently with a normal (plain, quick-releasing) cefalexin. The coated preparation is preferably coated, in the particle form and when administered orally, exists in the particle form in the stomach. Preferably, the coating layer is made from a coating material having a dissolution pH of from 5.5 to 6.5, and the ratio in terms of potency of the coated cefalexin to the normal cefalexin is between 15:85 and 60:40. The coated cefalexin and the normal cefalexin can be formulated in a pharmaceutical preparation preferably in a unit-dosage form, e.g., capsules, tablets or particles or in strip-packages.