The present invention relates to a dispenser comprising: a) a reclosable opening on, or for fitment on and/or around an opening of, a container having a cavity for receiving at least one unit of a product to be dispensed; b) a controller adapted for controlling the opening of the reclosable opening; c) a receiver adapted for receiving a user authentication signal; d) a power source for powering the controller and receiver; and wherein the dispenser only permits the opening of the reclosable opening upon the receiver receiving a user authentication signal. The invention also relates to a dispensing system, method of dispensing and a kit of parts including such a dispenser. The inventions are particularly suited for dispensing pharmaceutical products to only the intended recipient and also to ensure compliance with dosage regimes.