DRUG INTERACTIONS: Your healthcare professionals (e.g., doctor or pharmacist) may already be aware of any possible drug interactions and may be monitoring you for it. Do not start, stop or change the dosage of any medicine before checking with them first.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: calcium channel blockers (e.g., verapamil), calcium supplements, antacids that contain calcium, iron supplements, certain "water pills" (e.g., thiazide diuretics such as hydrochlorothiazide).

This product can decrease the absorption of other drugs such as bisphosphonates (for example, alendronate), phenytoin, quinolone antibiotics (for example, ciprofloxacin, levofloxacin), strontium, thyroid medications (for example, levothyroxine), and tetracycline antibiotics (for example, doxycycline, minocycline). Therefore, separate your doses of these medications as far as possible from your doses of this product. Ask your doctor or pharmacist about how long you should wait between doses and for help finding a dosing schedule that will work with all your medications.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly. Symptoms of overdose may include nausea, vomiting, loss of appetite, confusion, loss of consciousness.

NOTES: Your doctor may direct you to follow a special diet to help lower your blood phosphate levels. Follow the diet closely.

Do not share this medication with others.

Laboratory and/or medical tests (e.g., blood phosphate and calcium levels) should be performed regularly to monitor your progress or check for side effects. Consult your doctor for more details.

MISSED DOSE: If you miss a dose, skip the missed dose unless you have just eaten. If you have not recently eaten or if it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.

Information last revised June 2011. Copyright(c) 2011 First Databank, Inc.