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:
Aug. 24, 1999
Filed:
Jan. 28, 1998
Toru Iwao, Hirakata, JP;
Tomoyo Seki, Hirakata, JP;
Nobuo Kondo, Hirakata, JP;
Yasuo Ueda, Hirakata, JP;
The Green Cross Corporation, Osaka, JP;
Nissan Chemical Industries, Ltd., Tokyo, JP;
Abstract
A composition for oral administration which contains a pyridazinone compound of the formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are each independently a hydrogen atom or a lower alkyl, X is a halogen atom, a cyano or a hydrogen atom, Y is a halogen atom, a trifluoromethyl or a hydrogen atom, and A is a C.sub.1 -C.sub.8 alkylene optionally substituted by hydroxy, or a pharmacologically acceptable salt thereof, and an organic acid. According to the present invention, a composition for oral administration which is stable to heat, light, moisture and the like and which shows improved dissolution and absorption of a pyridazinone compound can be provided.