Boston Scientific (BSX) shares are down 4 cents to $6.91 and BSX puts seeing some interest early Thursday after the FDA recommends that doctors not use BSX medical devices. The FDA is not urging explants and is now aware of safety concerns, but advises against the use of devices until changes are approved. Recall that BSX shares fell 12.6 percent on March 15 after the company warned that it has stopped the sale of its defibrillators. Recent options trades today includes 1250 BSX Aug 6 puts at the 45-cent asking price and might be part of a protective put play. 2700 now traded.