UPDATE 2-Currency and pricing squeeze GSK as new shingles vaccine shines By: Reuters: Company News April 25, 2018 at 09:08 AM EDT * Q1 EPS and sales down 2 pct as currency weighs (Adds CEO quotes on Shingrix and M&A, latest shares) Read More >> Related Stocks: Gilead Sciences Gsk Plc ADR Merck & Co Mylan Novan Inc Rogers Corp