Do not take this medicine with any of the following medications:
-thioridazine

This medicine may also interact with the following medications:
-erythromycin
-flecainide
-grapefruit juice
-medicines for depression, anxiety, or psychotic disturbances
-medicines for fungal infections like fluconazole, itraconazole, ketoconazole, voriconazole
-medicines for pain
-medicines for sleep
-St. John''s wort
-vinblastine

They need to know if you have any of these conditions:

-heart disease
-history of irregular heartbeat
-liver disease
-low levels of calcium in the blood
-seizures
-stomach or intestine problems
-an unusual or allergic reaction to cinacalcet, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Visit your doctor for regular checks on your progress. Your doctor will order important blood tests while you are taking this medicine. This medicine may cause an increase or decrease in your blood pressure. Check your blood pressure as directed. Ask your doctor or health care professional what your blood pressure should be and when you should contact him or her.

This medicine alters the calcium level in your blood. You may need to be on a special diet. Talk to your health care provider about the foods you eat and the vitamins you take.

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.