Medical skin external preparation
AssigneeMaruho Co., Ltd.
InventorsTomoki Sakaguchi, Masumi Kawaguchi, Ayako Nakamura
Life of this patent
Estimating the term…
Abstract
An object of the present invention is mainly to provide a medical skin external preparation that is suitable for treating superficial skin infections, in particular, superficial skin infections accompanied by blister or erosion, etc. For example, the present invention can provide a medical skin external preparation containing 1-cyclopropyl-8-methyl-7-[5-methyl-6-(methylamino)-3-pyridyl]-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid and/or a pharmaceutically acceptable salt thereof as an active ingredient, and an alcohol and/or a fatty acid having 12 or more carbon atoms.
Claims5
A medical skin external preparation consisting essentially of:
- about 2 wt % of 1-cyclopropyl-8-methyl-7-[5-methyl-6-(methylamino)-3-pyridyl]-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid and/or a pharmaceutically acceptable salt thereof as an active ingredient;
- about 2 wt % of stearic acid;
- about 5 wt % of oleyl alcohol;
- about 15 wt % of water;
- one or more pH adjusting agents;
- and
- white petrolatum, wherein the medical skin external preparation is a cream preparation having a pH of 9 to 13, and wherein the peroxide value is 120 meq/kg or less, wherein each wt % is with respect to the total weight of the preparation.
Dependencies are inferred from the claim text.