Patent ID: 6416742
Filing Date: 2002-07-09
Classification: A61K

Abstract:
A medicinal aerosol solution formulation, comprising:(a) a biocompatible polymer substantially completely dissolved in the formulation; the biocompatible polymer comprising at least one chain of units of the formula â€”[Xâ€”R1â€”C(O)]â€” wherein: (i) each R1 is an independently selected organic group that links the â€”Xâ€” group to the carbonyl group; and (ii) each X is independently oxygen, sulfur, or catenary nitrogen; (b) a propellant selected from the group consisting of a chlorofluorocarbon, a hydrochlorofluorocarbon, a hydrofluorocarbon, or a mixture thereof; and (c) a drug substantially completely dissolved in the formulation in a therapeutically effective amount.