SPRAY GEL BASE AND SPRAY GEL PREPARATION USING THEREOF

摘要

A spray gel base having an excellent spread-stick property, which is prepared by thickening a 0.2 - 1.5 % by weight aqueous solution of carboxyvinyl polymer with a water-soluble basic substance, followed by adjusting the viscosity thereof with a viscosity adjustor within the range of 500 - 5,000 centipoise so that the particle size distribution of spray after spraying is over 80 % in the area of 20 - 100 mu m and a spray gel preparation having an excellent spread-stick property, which is prepared by mixing an active medicament with said spray gel base.