how long does didrex stay in your system?
<answer> The half life of Didrex is 6 to 12 hours. In general, after five half lives a drug has essentially exited your system. <context> The half life of Didrex is  6-12 hours. In general, after five half lives a drug has essentially exited your system. So that provides are range of 30-60 hours that it's in your system. The half life of Didrex is 6-12 hours. In general, after five half lives a drug has essentially exited your system. So that provides are range of 30-60 hours that it's in your system. Dr. Southard responded: Up to several days.