What if I miss a dose?

What may interact with this medicine?

• alfuzosin
• apomorphine
• aprepitant
• arsenic trioxide
• certain antibiotics
• certain medicines for cancer like daunorubicin and doxorubicin
• chloroquine
• cimetidine
• clozapine
• conivaptan
• cyclobenzaprine
• cyclosporine
• danazol
• diltiazem
• dolasetron
• droperidol
• ethinyl estradiol
• general and local anesthetics
• grapefruit juice
• halofantrine
• haloperidol
• hawthorn
• imatinib
• isoniazid
• levomethadyl
• medicines for fungal infections like ketoconazole and itraconazole
• medicines for HIV
• medicines for depression, anxiety, or psychotic disturbances
• medicines used to treat erectile dysfunction (ED) like sildenafil, tadalafil, and vardenafil
• methadone
• mifepristone
• nicardipine
• octreotide
• palonosetron
• pentamidine
• phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine
• pimozide
• quinine
• ranolazine
• risperidone
• sodium phosphates
• some medicines for treating heart- rhythm problems
• tacrolimus
• verapamil
• zafirlukast
• zileuton
• ziprasidone

This medicine may also interact with the following medications:

• diuretics
• insulin

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non- prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.