US 7,612,115 B2
Aqueous pharmaceutical compositions
Hidekazu Suzuki, Tokyo (Japan); Takahiro Wada, Tokyo (Japan); Masanobu Kirita, Chiba (Japan); and Masanobu Takeuchi, Tokyo (Japan)
Assigned to Wakamoto Pharmaceutical Co., Ltd., Tokyo (Japan)
Filed on Mar. 13, 2006, as Appl. No. 11/374,450.
Application 11/374450 is a continuation of application No. 10/344189, filed on Jun. 02, 2003, abandoned.
Claims priority of application No. 2000-240455 (JP), filed on Aug. 08, 2000.
Prior Publication US 2006/0172969 A1, Aug. 03, 2006
Int. Cl. A61K 47/00 (2006.01); A61K 31/715 (2006.01); A61K 31/47 (2006.01)
U.S. Cl. 514—772.2  [514/58; 514/311; 514/312] 5 Claims
 
1. An antibacterial aqueous pharmaceutical composition which comprises: 2.8 to 4 w/v % of methylcellulose, wherein 2 w/v % aqueous solution of said methylcellulose has a viscosity of 12 mPa·s or below at 20° C.;
1.5 to 2.3 w/v % of citric acid;
2 to 4 w/v % of polyethylene glycol; and
0.1 to 0.5 w/v % of ofloxacin.