Fourteen years after it launched Lexiscan in the U.S., Astellas is trying to wring the last bit of market exclusivity it can get out of the scanning agent. In federal court last week in Delaware, ...

Lexiscan approved for MPI testing Lexiscan (regadenoson injection, from Astellas), a pharmacologic stress agent, is now available for use in radionuclide myocardial perfusion imaging (MPI) for ...

Nov 20 (Reuters) - The U.S. Food and Drug Administration warned physicians on Wednesday that two chemicals used to conduct cardiovascular stress tests can cause heart attacks and death, and it ...

(Reuters) - The U.S. Food and Drug Administration warned physicians on Wednesday that two chemicals used to conduct cardiovascular stress tests can cause heart attacks and death, and it suggested ...