Experimental clot inhibitors match conventional drugs

From Orlando, Fla., at a meeting of the American Society of Hematology

Two new drugs—one in pill form and another requiring only a single weekly injection—prevent dangerous blood clots in leg veins just as well as do standard treatments that require daily shots, two European research teams report.

In one study, scientists in Sweden focused on people who were undergoing knee-replacement surgery, a group at high risk of developing clots.