A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 31/16 (2006.01) A61K 9/70 (2006.01) A61K 31/165 (2006.01)
Patent
CA 2064325
The present invention is directed to an external preparation for application to the skin containing lidocaine. The preparation comprises a drug-retaining layer placed on a support, wherein said drug-retaining layer comprises an adhesive gel base and 1 to 10% by weight of lidocaine, said base comprising a water-soluble high molecular weight substance, water and a water-retaining agent, which can release the active lidocaine gradually and constantly so that lidocaine is transdermally absorbed over a long period of time.
Akazawa Mitsuji
Iwamoto Kiyomi
Konishi Ryoji
Ono Masahiro
Seki Michiko
Kirby Eades Gale Baker
Teikoku Seiyaku Kabushiki Kaisha
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