A growing number of biomedical researchers advocate a simple way to improve the effectiveness of medications: administer them based on what studies say is the ideal time. “Almost every drug that’s out there probably could be optimized in terms of the time of day it’s delivered,” says Erik Herzog, a biologist at Washington University in St Louis, MO. It’s an approach called chronotherapy, and if Herzog and others are right, the drug treatment implications could be profound.
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