Updates
** Shares of drugmaker Biohaven BHVN.N fall 15.3% to a near 2-year low of $16.58
** Late on Wednesday, co said the US FDA extended the review period of the marketing application for its genetic disease drug, troriluzole, by three months
** FDA's decision is now expected in fourth quarter of the year, co says
** No new safety concerns were raised by the FDA - BHVN
** FDA planning to hold an advisory committee meeting to discuss the application, but no date has been scheduled, co says
** Earlier this month, the FDA extended review date of Cytokinetics's CYTK.O heart disease drug aficamten by three months, as well
** Brokerage RBC said that the extension could be due to "staffing shortages at the agency" or FDA reviewers being "more skeptical" of BHVN's application
** The Trump administration's mass firings at the FDA, totaling 3,500 employees, have raised concerns about the agency's ability to review new medicines
** As of last close, stock down 47.4% YTD
(Reporting by Kamal Choudhury in Bengaluru)
((Kamal.Choudhury@thomsonreuters.com))