A drug delivery device for delivery of two or more independently user selectable multiple doses of medicaments with user operable variable dose locking mechanisms
It may be one of the aspects of the invention that a drug delivery device for delivery of two or more independently user selectable multiple doses of medicaments contained in separate cartridges of the medicament reservoirs within a single device operatively connected to a single dispense interface which may be operatively connected to a single activation button It may be another aspect of the invention that unlocking of the user operable variable dose locking mechanism of the drug delivery device may be easily carried out by one hand operation by a lock slider unlock by the user.