Patent ID: 6743415
Filing Date: 2004-06-01
Classification: A61K,A61M,A61P,F24V,Y10S

Abstract:
A composition for delivery of lidocaine, verapamil, diltiazem, isometheptene, or lisuride comprising a condensation aerosola) formed by volatilizing lidocaine, veraparmil, diltiazem, isometheptene, or lisuride comprising under conditions effective to produce a heated vapor of lidocaine, verapamil, diltiazem, isometheptene, or lisuride and condensing the heated vapor of the lidocaine, verapamil, diltiazem, isometheptene, or lisuride to form condensation aerosol particles, b) wherein said condensation aerosol particles are characterized by less than 5% lidocaine, verapamil, diltiazem, isometheptene, or lisuride degradation products, and c) wherein the aerosol MMAD is less than 3 microns.