IONTOPHORESIS DEVICE
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United States of America Patent
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app pub date -
Dec 21, 2009
filing date -
Feb 3, 2005
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Abandoned
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Abstract
The present invention provides an iontophoresis device with high administration efficient of a drug. An iontophoresis device, including an active electrode structure including: an electrode to which a positive electrical potential is applied; a drug holding part for holding a drug solution containing positively charged drug ions, the drug holding part being placed on a front side of the electrode; a cellulose-based resin film placed on a front side of the drug holding part or a complex film composed of a cation exchange membrane and a cellulose-based resin film placed on a front side of the cation exchange membrane, the complex film being placed on a front side of the drug holding part, in which the drug ions are administered through the cellulose-based resin film.
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