If you haven't seen it, flecainide can cause significant yellowing of the skin and eyes. In this case just part of the finger nails. This developed a few weeks after the drug start and resolved after. Great image of a commonly used antiarrhythmic drug side effect, only cutaneous manifestation. Dr. Thomas Jared Bunch @TJaredBunch #flecainide #cutaneous #yellowing #fingernails #toxicity #sideeffects #clinical #photo #nails #cardiology #dermatology #discoloration