Cataplasm and tape-aid containing a plasticizer
AssigneeHisamitsu Pharmaceutical Co., Inc.
InventorsNobuchika Hirashima, Hideshi Oda, Daisuke Miyata
Life of this patent
Estimating the term…
Abstract
A plasticizer consisting of 3-L-menthoxypropane-1,2-diol is excellent in plasticizing effect on a patch base and high in safety, stability and miscibility with the base. A patch containing the plasticizer is excellent in overall feeling such as adhesion and fit feeling to the skin and peeling pain.
Claims9
A cataplasm comprising a base on a support, said base having a viscosity within a range of from more than 21,000 to 45,000 poise and comprising a plasticizer consisting of 3-L-menthoxypropane-1,2-diol, a drug in an amount of 70 to 1200 μg/cm2 of the base, a water-soluble polymer, a polyhydric alcohol and water.
A tape-aid comprising a base on a support, said base having a viscosity within a range of from more than 19,000 to 41,000 poise and comprising a plasticizer consisting of 3-L-menthoxypropane-1,2-diol, a drug in an amount of 70 to 1200 μg/cm2 of the base, a rosin ester derivative, either a styrene-isoprene-styrene block copolymer or an acrylic adhesive, and a softener.
Dependencies are inferred from the claim text.