A method for authenticating a pharmaceutical product, the pharmaceutical product being associated with packaging having disposed thereon or therein coded data including a number of coded data portions, each coded data portion being indicative of an identity of the pharmaceutical product and at least part of a digital signature of at least part of the identity. An embolization element that is adapted to reduce or block the blood flow into the aneurysm, together with a stent connected to the embolization element, is provided. This container can be dispensed by a vending machine in a convenient urban area.