A drug delivery device (1), comprising a flexible container (9) for holding a drug (18) and an electrically activatable deformable squeezing member (8). The flexible container (9) comprises a container outlet (17) for dispensing a dose of the drug (18) from the flexible container (9). The squeezing member (8) is activatable for dispensing the dose of the drug (18). When activated, the squeezing member (8) is arranged and configured to squeeze the flexible container (9), thereby expelling the dose of the drug (18) from the flexible container (9) through the container outlet (17).