Dr. Michael J. Manyak is an Executive Director and Global Medical Affairs Leader for Avodart for GlaxoSmithKline.  His responsibilities include being the lead physician for the urology franchise which encompasses activities associated with dutasteride (known in various countries as Avodart/Jalyn/Combodart/Duodart) used for treatment of an enlarged prostate, as well as joint promotion of vardenafil (Levitra/Staxyn) with Bayer Pharmaceuticals for erectile dysfunction, and with Auxilium for testosterone replacement therapy with Testim.