- Is on or likely to require treatment with a prohibited medication (itraconazole, ketoconazole, posaconazole, erythromycin, clarithromycin, telithromycin, HIV protease inhibitors, nefazodone, gemfibrozil, cyclosporine, danazol, amiodarone, verapamil, diltiazem, amlodipine, ranolazine, niacin)