Taking other medicines There are some medicines that may interact with {PRODUCT NAME}: − Medicines used to alter the way your immune system works, e. g. ciclosporin − Certain antibiotics or antifungal medicines, e. g. erythromycin, clarithromycin, ketoconazole, itraconazole; rifampicin − Other medicines to regulate lipid levels, e. g. gemfibrozil, other fibrates, nicotinic acid derivatives, colestipol − Some calcium channel blockers used for angina or high blood pressure, e. g. nifedipine; medicines to regulate your heart rhythm e. g. digoxin − Some benzodiazepines used for anxiety and other conditions, e. g. nefazodone − Protease inhibitors used in the treatment of HIV e. g. nelfinavir − Other medicines known to interact with {PRODUCT NAME} include warfarin (which reduces blood clotting), oral contraceptives, phenytoin (an anti-convulsant for epilepsy), and antacids (indigestion products containing aluminium or magnesium)