Merck Jumps as Winrevair Moves Earlier in PAH

Merck NYSE:MRK, the pharmaceutical and vaccines company, won an FDA label update adding HYPERION trial data for adults recently diagnosed with pulmonary arterial hypertension. Shares rose about 1.0% to $149.56 at 11.19am ET Time on Thursday.In the 320-person trial, Winrevair plus background therapy…