Formulation for dermal application
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United States of America Patent
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Issued Date -
Sep 18, 2008
app pub date -
Apr 26, 2006
filing date -
Apr 26, 2005
priority date (Note) -
Abandoned
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Abstract
The present invention relates to formulations on an aqueous basis with polyetherpolyol, dimethyl isosorbide, lipid and alcohol content suitable for penetration reinforcement of pharmaceutical active ingredients in the dermal application. The pharmaceutical active ingredients can be amphiphilic, zwitterionic, strongly polar or lipophilic. A preferred active ingredient is 5-aminolevulinic acid.
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