| abstract |
A pharmaceutical formulation in the farm of an aerosol suspension of a medicament selected from salbutamol, salmeterol, fluticasone propionate, beclomethasone dipropionate, terbutaline and any salts, esters and solvates thereof and any mixtures thereof, in a propellant; the formulation is administered by an aerosol container comprising a valve, said valve comprising a valve body having at least one orifice to allow a quantity of the suspension to pass from the container into the valve, the valve further comprises a ring disposed around the valve body, the ring providing a trough around the valve body, wherein the trough is below the at least one orifice to reduce the volume of suspension that can be accommodated within the container below the at least one orifice when the container is orientated with the valve at the bottom. |