Ranexa

Generic Name: ranolazine
Other Brand Names: ranolazine

What is ranolazine?

Ranolazine is an anti-anginal medication. It works by improving blood flow to help the heart work more efficiently.

Ranolazine is used to chronic treat angina (chest pain) when other medications have not helped the condition.

Ranolazine may also be used for purposes other than those listed here.

Uses Side Effects Precautions Interactions Overdose
What should I discuss with my healthcare provider before taking ranolazine?

You should not take ranozaline if you have liver disease, hypokalemia (low levels of potassium in your blood), or a personal or family history of "Long QT syndrome.” Ranolazine should not be taken together with certain medicines to treat heart rhythm disorders, malaria, infections, mental illness, pain, cancer, or stomach disorders. Before you take ranolazine, tell your doctor about all other medications you are using.

Ranolazine is not for use during an acute (emergency) attack of angina. Continue using any other medicines prescribed by your doctor (such as nitroglycerin) to treat acute angina.

FDA pregnancy category C. This medication may be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.

It is not known if ranolazine passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

Ranolazine can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.

How should I take ranolazine?

Take ranolazine exactly as it was prescribed for you. Do not take it in larger doses or for longer than recommended by your doctor.

Ranolazine may be taken with or without food.

Chronic angina is often treated with a combination of different drugs. To best treat your condition, use all of your medications as directed by your doctor. Do not change your doses or medication schedule without advice from your doctor.

Do not crush, chew, or break an extended-release tablet. Swallow the pill whole. It is specially made to release medicine slowly in the body. Breaking the pill would cause too much of the drug to be released at one time.

To be sure this medication is helping your condition, your heart function will need to be tested with an electrocardiogram (ECG or EKG) on a regular basis. It is important that you not miss any scheduled visits to your doctor.

Do not take more than 1000 milligrams of ranolazine twice per day.

What happens if I miss a dose of ranolazine?

Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly scheduled time. Do not take extra medicine to make up the missed dose.

Where can I get more information about ranolazine?
Your pharmacist has information about ranolazine written for health professionals that you may read.
What are the possible side effects of ranolazine?

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.

Call your doctor at once if you have any of these serious side effects:

  • seizure (convulsions);

  • feeling light-headed, fainting;

  • swelling in your hands, ankles, or feet;

  • fast or pounding heartbeats;

  • tremors or shaking;

  • numbness or tingly feeling;

  • blood in your urine; or

  • shortness of breath.

Other less serious side effects are more likely to occur, such as:

  • dizziness, headache, blurred vision;

  • dry mouth;

  • nausea, vomiting, stomach pain, constipation;

  • weakness;

  • ringing in your ears.

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.

What is the most important information I should know about ranolazine?

You should not take ranozaline if you have liver disease, hypokalemia (low levels of potassium in your blood), or a personal or family history of "Long QT syndrome.” Ranolazine should not be taken together with certain medicines to treat heart rhythm disorders, malaria, infections, mental illness, pain, cancer, or stomach disorders. Before you take ranolazine, tell your doctor about all other medications you are using.

Ranolazine is not for use during an acute (emergency) attack of angina. Continue using any other medicines prescribed by your doctor (such as nitroglycerin) to treat acute angina.

Chronic angina is often treated with a combination of different drugs. To best treat your condition, use all of your medications as directed by your doctor. Do not change your doses or medication schedule without advice from your doctor.

Do not crush, chew, or break an extended-release tablet. Swallow the pill whole. It is specially made to release medicine slowly in the body. Breaking the pill would cause too much of the drug to be released at one time.

What should I avoid while taking ranolazine?

Avoid eating grapefruit or drinking grapefruit juice while you are taking ranolazine. Grapefruit can interact with ranolazine in your body and cause serious side effects.

What other drugs will affect ranolazine?

Before taking ranolazine, tell your doctor if you are using:

  • diltiazem (Cardizem, Tiazac);

  • ketoconazole (Nizoral);

  • cyclosporine (Neoral, Sandimmune, Gengraf);

  • antidepressants such as amitriptyline (Elavil), nortriptyline (Aventyl, Pamelor), clomipramine (Anafranil), desipramine (Norpramin), imipramine (Tofranil);

  • simvastatin (Zocor);

  • digoxin (Lanoxin);

  • medicine to treat a mental illness, such as thioridazine (Mellaril), ziprasidone (Geodon);

  • heart rhythm medicine such as quinidine (Cardioquin, Quinidex, Quinaglute), dofetilide (Tikosyn), sotalol (Betapace, Sorine);

  • verapamil (Verelan, Calan, Isoptin, Covera);

  • antibiotics such as erythromycin (E-Mycin, E.E.S., Ery-Tab, clarithromycin (Biaxin), azithromycin (Zithromax), or troleandomycin (Tao); or

  • HIV medicines such as amprenavir (Agenerase), tipranavir (Aptivus), indinavir (Crixivan), saquinavir (Invirase, Fortovase), lopinavir/ritonavir (Kaletra), fosamprenavir (Lexiva), ritonavir (Norvir), atazanavir (Reyataz), or nelfinavir (Viracept).

There may be other drugs not listed that can affect ranolazine. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

What happens if I have an overdose of ranolazine?

Seek emergency medical attention if you think you have used too much of this medicine.

Symptoms of a ranolazine overdose may include nausea, vomiting, numbness or tingling, dizziness, blurred vision, or confusion.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed. Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
Content provided by Multum - Last Updated 2/11/2008