Medical device with at least a coating comprising at least one polyurethane urea, is claimed, where the polyurethane urea is terminated with a copolymer unit made of polyethylene oxide and polypropylene oxide. An independent claim is included for a method for manufacturing the medical device with coating, where the coating is based on a solution containing polyurethane urea. ACTIVITY : Contraceptive. MECHANISM OF ACTION : None given.