Medications

Online pharmacy crackdown shutters 1,677 websites

U.S. and international regulators have seized more than $41 million in illegal medicines worldwide and shut down 1,677 websites as part of their ongoing fight against counterfeit drugs sold over the Internet.

Medical research

Testosterone gel fails to boost Viagra's effects

(HealthDay)—Men who have erectile dysfunction and low testosterone may get no extra benefit from adding the hormone to their Viagra prescription, a new study suggests.