Ultrasound-enhanced sampling of materials through the skin
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United States of America Patent
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Jun 10, 1997
Issued Date -
N/A
app pub date -
Mar 9, 1994
filing date -
Feb 23, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for enhancing the permeability of the skin or other biological membrane to a material such as a drug is disclosed. In the method, the drug is delivered in conjunction with ultra sound having a frequency of above about 10 MHz. The method may also be used in conjunction with chemical permeation enhancers and/or with iontophoresis.
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