Patent ID: 8043254

Claim:
A medication delivery device comprising means for receiving a replaceable medication container, a control unit and means, controlled by said control unit, for delivering at least one dose of the medication contained in said medication container to a patient, wherein said control unit comprises means for determining an adjusted medication dose AD for each medication container received in the medication delivery device if the amount of medication contained in said medication container received is not a multiple of a prescribed dose D, said adjusted medication dose being the dose to be delivered by said delivering means instead of the prescribed dose at each use of the medication delivery device with said medication container received, said adjusted dose being determined by selecting one of a first dose, that is higher than the prescribed dose, and of a second dose, that is lower than the prescribed dose, as a function of a variable B that cumulates the values nAD. (AD−D), where nAD is equal to INT (Cont/AD) and Cont is the amount of medication in said medication container received.