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TRANSDERMAL MATRIX SYSTEM COMPRISING A MATRIX CONSISTING OF DIETHYL PHTHALATE, 2-OCTYLODECYL MYRISTATE, ETHYLENE/VINYL ACETATE COPOLYMER, HORMONE, AND N-ALKYL-2-PYRROLIDONES
TRANSDERMAL MATRIX SYSTEM COMPRISING A MATRIX CONSISTING OF DIETHYL PHTHALATE, 2-OCTYLODECYL MYRISTATE, ETHYLENE/VINYL ACETATE COPOLYMER, HORMONE, AND N-ALKYL-2-PYRROLIDONES
PCT No. PCT/FR96/01494 Sec. 371 Date Mar. 26, 1998 Sec. 102(e) Date Mar. 26, 1998 PCT Filed Sep. 25, 1996 PCT Pub. No. WO97/11687 PCT Pub. Date Apr. 3, 1997A novel transdermal matrix system for the percutaneous delivery of a hormone, including a carrier and an adhesive matrix, is disclosed. The matrix includes (a) 39-61 parts by weight of an ethylene/vinyl acetate copolymer, (b) 12-17 parts by weight of 2-octyldodecyl myristate, (c) 5-17 parts by weight of diethyl phthalate, (d) 10-16 parts by weight of a compound selected from N-alkyl-2-pyrrolidones, wherein the alkyl group is a C4-15 group, and (e) 1-12 parts by weight of at least one hormone selected from the group consisting of oestrogenic and progestogenic components. A method for preparing said transdermal matrix system and the therapeutical use of said system are also disclosed.
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