A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/159
A61K 9/70 (2006.01) A61M 35/00 (2006.01) A61M 37/00 (2006.01)
Patent
CA 1335256
An occlusive body such as a patch, pad or bandage is provided which incorporates a reservoir containing a physiologically active substance, the reservoir incorporating a membrane permeable to the active substance and either the membrane being hydrophilic and the reservoir contents being hydrophobic or vice versa. The reservoir also contains a filler material such as methyl cellulose which immobilises the reservoir contents e.g. by forming a gel. The dosage rate of the active substance through the membrane when the latter is applied to the skin of a subject is substantially constant until much of the dose has been delivered from the reservoir.
591977
Tucker John Mark
Tucker Mark Rupert
Fetherstonhaugh & Co.
Tucker John Mark
Tucker Mark Rupert
LandOfFree
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