Malegra 120 mg can not be used while taking itraconazole, ketoconazole, riociguat, ritonavir or rifampin or if you're taking another medicine with the identical active ingredient (sildenafil citrate). Alfuzosin, doxazosin, silodosin, tamsulosin or terazosin also are excluded. don't take this medicine if you're allergic to salt or any of the extra ingredients within the medicine. If you've got nephropathy or disease, inform your doctor before taking Malegra-120 mg.