Healthcare stocks were rising premarket Friday, with the State Street Health Care Select Sector SPDR ETF (XLV) advancing by 0.7% and the iShares Biotechnology ETF (IBB) 0.3% higher.
Amneal Pharmaceuticals (AMRX) stock was up more than 1% after the company said interim results from its phase 4 study of Crexont to treat Parkinson's disease demonstrated substantial clinical benefit after patients switched to the drug from Rytary.