 Perrigo Co. PLC stock PRGO, 0.05 slid 3.8 in premarket trade Tuesday, after the maker of self-care products and OTC wellness products posted weaker-than-expected third-quarter earnings and said the strong dollar may hurt full-year numbers. The company had a net loss of 49.4 million, or 37 cents a share, for the quarter, narrower than the loss of 58.9 million, or 44 cents a share, posted in the year-earlier period. 