The invention relates to a method for the manufacture of a pressurized Metered Dose Inhaler (pMDI) and components for use in the method, in particular, a pMDI compatible tablet (i.e. one that is able to be dispersed or disintegrates within a liquid phase, such as a propellant, used in a pMDI formulation) which contains at least one active pharmaceutical ingredient (API) and, potentially, one or more excipients.