Patent ID: 9345666
Filing Date: 2016-05-24
CPC Classification: A47K,A61K,B65D

Claim Text:
1. A method of treating corticosteroid responsive dermatoses of the scalp or mild to moderate plaque-type psoriasis of the scalp or a non-scalp region of the skin that comprises the steps of: a) spraying directly onto a hand for application or to a skin area to be treated a fog pharmaceutical composition comprising clobetasol propionate as an active ingredient dissolved or dispersed in a quick-break foaming agent and a propellant, said spray emanating in a substantially conical shape at a dispense rate of about 0.3 to about 2 g/sec from a pressurizable container comprising an aerosol valve assembly that includes a dip tube extending from the aerosol valve assembly in communication with an orifice through which said foamable pharmaceutical composition can be dispensed and an actuator having a diameter of approximately 0.013 inches at the point of actuation to start and stop foam dispensation, wherein said spray forms a foam having an initial density of about 0.12 to about 0.25 g/mL and which collapses thereafter into a liquid when in contact with the skin area; wherein said quick-break foaming agent comprises (a) a straight or branched chain C b) dispersing the sprayed pharmaceutical composition on the scalp or non-scalp region of the skin to be treated; and c) maintaining said sprayed pharmaceutical composition on the scalp or non-scalp region of the skin to be treated until said composition has been absorbed by the skin.