| abstract |
The invention discloses a kind of salmeterol transdermal patch, wherein contain salmeterol and its esters, pressure sensitive adhesive, penetration enhancer, solvent, wherein contain salmeterol and its esters 0.05% ~ 0.1%, pressure sensitive adhesive 74.9% ~ 98.5%, penetration enhancer 0.5 ~ 10%, solvent 1% ~ 15%.There is premium properties in transdermal absorption factor, mechanical property and preparation technology etc., for preventing and treating asthma. |