Fosrenol

DRUG DESCRIPTION

FOSRENOL contains lanthanum carbonate (2:3) hydrate with molecular formula La2(CO3)3 xH2O (on average x=4-5 moles of water) and molecular weight 457.8 (anhydrous mass). Lanthanum (La) is a naturally occurring rare earth element. Lanthanum carbonate is practically insoluble in water.

Each FOSRENOL, white to off-white, chewable tablet contains lanthanum carbonate hydrate equivalent to 500, 750, or 1000 mg of elemental lanthanum and the following inactive ingredients: colloidal silicon dioxide NF, dextrates (hydrated) NF, magnesium stearate NF.

FOSRENOL does not contain calcium or aluminum.

What are the possible side effects of lanthanum carbonate (Fosrenol)?

Stop using lanthanum carbonate and get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Other, less serious side effects may be more likely to occur. Continue to take lanthanum carbonate and tell your doctor if you have:

  • nausea or vomiting;
  • diarrhea or constipation;
  • stomach pain; or
  • dialysis graft blockage.

Side effects other than those listed here may also occur. Talk to...

Read All Potential Side Effects and See Pictures of Fosrenol

What are the precautions when taking lanthanum carbonate chewable tablets (Fosrenol)?

Before taking lanthanum, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: stomach/intestinal problems (e.g., ulcers, bowel blockage), problems chewing tablets.

This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.

Before having an X-ray of your stomach, be sure to tell X-ray lab personnel that you are taking this medication.

Children may be more...

Read All Potential Precautions of Fosrenol


Fosrenol Consumer (continued)

SIDE EFFECTS: Nausea, vomiting, stomach pain, dizziness, diarrhea or constipation may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor immediately if any of these serious side effects occur: problems with your dialysis access site (graft blockage).

A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

PRECAUTIONS: Before taking lanthanum, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: stomach/intestinal problems (e.g., ulcers, bowel blockage), problems chewing tablets.

This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.

Before having an X-ray of your stomach, be sure to tell X-ray lab personnel that you are taking this medication.

Children may be more sensitive to the effects of this drug, especially possible effects on bone growth.

This medication is not recommended for use during pregnancy. Consult your doctor for more details.

It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.


Fosrenol Patient Information Including Side Effects

Brand Names: Fosrenol

Generic Name: lanthanum carbonate (Pronunciation: LAN than um CAR bo nayt )

  • What is lanthanum carbonate (Fosrenol)?
  • What are the possible side effects of lanthanum carbonate (Fosrenol)?
  • What is the most important information I should know about lanthanum carbonate (Fosrenol)?
  • What should I discuss with my healthcare provider before taking lanthanum carbonate (Fosrenol)?
  • How should I take lanthanum carbonate (Fosrenol)?
  • What happens if I miss a dose (Fosrenol)?
  • What happens if I overdose (Fosrenol)?
  • What should I avoid while taking lanthanum carbonate (Fosrenol)?
  • What other drugs will affect lanthanum carbonate (Fosrenol)?
  • Where can I get more information?

What is lanthanum carbonate (Fosrenol)?

Lanthanum carbonate is used for reducing phosphate levels in patients with end stage renal disease. High levels of phosphate can lead to complications with calcium absorption, resulting in serious medical problems.

Lanthanum prevents the body from absorbing phosphate, allowing it to be removed the body.

Lanthanum carbonate may also be used for purposes other than those listed in this medication guide.

What are the possible side effects of lanthanum carbonate (Fosrenol)?

Stop using lanthanum carbonate and get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Other, less serious side effects may be more likely to occur. Continue to take lanthanum carbonate and tell your doctor if you have:

  • nausea or vomiting;
  • diarrhea or constipation;
  • stomach pain; or
  • dialysis graft blockage.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about lanthanum carbonate (Fosrenol)?

Lanthanum carbonate tablets should be completely chewed before swallowing. Do not swallow the tablet whole.

Take lanthanum carbonate with meals or immediately after eating.

Related Drug Centers
  • Fosrenol


Related Drugs Index: