乙胺碘呋酮为一抗心律失常药,在临床应用中有对光敏感性增高易引起晒伤的副作用。维生素 B_6(口服)与乙胺碘呋酮合用可抑制后者所致的光敏感性,而不影响其药理作用。(病例详见原文。)作者认为:乙胺碘呋酮使皮肤对阳光的刺激产生过敏性反应,其机制是通过抗维生素 B_6效应,减少皮 Amiodarone is an antiarrhythmic drug and has the side effect of causing sunburn on the increase of light sensitivity in clinical application. Vitamin B_6 (oral) combined with amiodarone can inhibit the photosensitivity caused by the latter, without affecting its pharmacological effects. (See the original text of the case.) The authors believe that: amiodarone causes the skin to stimulate the sun allergic reactions, the mechanism is through the anti-vitamin B_6 effect, reducing the skin