Study shows experimental drug cuts stroke risk in patients with irregular heartbeats

Study shows experimental drug cuts stroke risk

BARCELONA, Spain — An experimental drug reduces the stroke risk in patients with irregular heartbeats by more than three times, compared with the popular drug warfarin — but possibly at a cost, according to new research released Sunday.

Mexico’s health secretary says swine flu cases could rise to 1 million in winter

Mexico may see 1 million swine flu cases in winter

MEXICO CITY — Mexico says there could be as many as 1 million swine flu cases nationwide during the winter, a steep rise from the current number of 21,264.

FDA cites shortcomings with Genzyme study of leukemia drug for frail, elderly patients

FDA: problems with Genzyme study of leukemia drug

WASHINGTON — Federal regulators on Friday questioned whether Genzyme’s leukemia drug Clolar should be approved for older patients based on limited studies conducted by the biotech drugmaker.

Scientists say mosquito capable of spreading West Nile virus found in Switzerland

West Nile virus mosquito found in Switzerland

ZURICH — A mosquito capable of spreading the deadly West Nile virus to humans has been detected in central Europe for the first time, Swiss scientists said Friday.