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.

Date of Patent:
Oct. 04, 2022

Filed:

Nov. 08, 2018
Applicant:

Nippon Zoki Pharmaceutical Co., Ltd., Osaka, JP;

Inventors:

Hiroshi Sakamoto, Sakai, JP;

Kunio Komai, Tokyo, JP;

Kenji Sakakibara, Ono, JP;

Hirokazu Banba, Ono, JP;

Kiyoshi Fukuda, Ono, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/20 (2006.01); A61K 31/167 (2006.01);
U.S. Cl.
CPC ...
A61K 9/2054 (2013.01); A61K 9/2009 (2013.01); A61K 9/2027 (2013.01); A61K 9/2095 (2013.01); A61K 31/167 (2013.01);
Abstract

A preparation which contains acetaminophen at a high content, in particular, a miniaturized tablet (conventional tablets, sustained-release tablets, etc.) which have excellent dissolution properties, preferable hardness and high drug content uniformity and a manufacturing method thereof. Acetaminophen has a preset particle size and is used for manufacturing a preparation, the flowability of acetaminophen can be improved so that secondary agglomeration can be suppressed, manufacturing efficiency can be elevated and the cost for manufacturing is also reduced. Thus, an acetaminophen preparation having improved administrability, for example, a reduced size and a manufacturing method thereof are highly useful.


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