US Patent:
20060240054, Oct 26, 2006
Inventors:
Bernard Graney - Hoosick Falls NY, US
Otto Weil - Bennington VT, US
International Classification:
A61K 8/73
F41C 9/00
Abstract:
Irritant-free gel compositions according to the present invention include less than 5 parts by weight of one or more marking agents, 0.25-2 parts by weight of a thickening agent; and 30-90 parts by weight water. The thickening agent is typically a vegetable gum. In some embodiments, the compositions may additionally include 20-60 parts by weight of at least one water-miscible solvent, such as monohydric alcohols, polyhydric alcohols and mixtures thereof. The water-miscible solvent may be methyl alcohol, ethyl alcohol, isopropyl alcohol, n-propyl alcohol, ethylene glycol, propylene glycol or a mixture thereof, and preferably a mixture of isopropyl alcohol and propylene glycol.