ction of the medical device to... 454 7943559 Cyclopropanated macrocyclic ketones and lactones The present invention is directed to novel cyclopropanated macrocyclic ketone and lactone compounds of the general formula: wherein X is an atom or a functional group selected from the group... 455 7939094 Multiphase polymeric drug release region A method is provided for modulating the rate of release of