Generic Name: telbivudine (tel BIV yoo deen)Brand Names: Tyzeka
Telbivudine is an antiviral medication. It works by preventing viral cells from multiplying in the body and infecting new liver cells.
Telbivudine is used to treat chronic hepatitis B in adults. This medicine will not cure hepatitis.
Telbivudine may also be used for purposes other than those listed in this medication guide.
If you have hepatitis B you may develop liver symptoms after you stop taking telbivudine, even months after stopping. Your doctor may want to check your liver function on a regular basis for several months after you stop using this medication. Do not miss any scheduled visits.Avoid having unprotected sex or sharing needles, razors, or toothbrushes. Taking this medication will not prevent you from passing hepatitis B to other people. Talk with your doctor about safe methods of preventing hepatitis transmission during sex. Sharing drug or medicine needles is never safe, even for a healthy person.
If you have any of these other conditions, you may need a dose adjustment or special tests to safely use this medication:
HIV or AIDS;
if you have received a liver transplant; or
if any hepatitis B medications you received in the past did not work well in treating your condition.
Your name may need to be listed on a pregnancy registry if you become pregnant while you are taking telbivudine. The purpose of this registry is to track the outcome of the pregnancy and delivery to evaluate whether the medication had any effect on the baby.It is not known whether telbivudine 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. Do not give telbivudine to a child younger than 16 years old without the advice of a doctor.
Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label.
Telbivudine may be taken with or without food. Take the medicine at the same time each day.
It is important to use telbivudine regularly to get the most benefit. Get your prescription refilled before you run out of medicine completely. Do not stop taking this medication without talking to your doctor.While taking telbivudine, you should remain under the care of a doctor. Your blood will need to be checked on a regular basis.
Your liver symptoms may become severe after you stop taking this medication, even months after stopping. Your doctor may want to check your liver function at regular visits for several months after you stop taking telbivudine. Do not miss any scheduled visits.
If your condition worsens after you stop taking telbivudine, your doctor may recommend that you restart this medication or another treatment for hepatitis B.Store telbivudine at room temperature away from moisture and heat.
Throw away any unused or expired telbivudine tablets in a closed container or sealed bag. You may also ask your pharmacist where to locate a community pharmaceutical take-back disposal program.
See also: Telbivudine dosage in more detail
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 your next regularly scheduled time. Do not take extra medicine to make up the missed dose.
muscle pain or weakness;
numb or cold feeling in your arms and legs;
feeling dizzy, light-headed, tired, or very weak;
stomach pain, nausea with vomiting; or
fast or uneven heart rate.
muscle tenderness, or weakness (may occur several weeks or months after you start taking telbivudine);
fever or flu symptoms and dark colored urine;
burning, pain or tingly feeling in your arms or legs; or
liver symptoms - pain in your upper stomach with low fever, loss of appetite, dark urine, clay-colored stools, and/or jaundice (yellowing of the skin or eyes).
Less serious side effects may include:
cough, sore throat;
headache, tired feeling;
bloating, mild nausea, vomiting, diarrhea;
itching or mild skin rash;
joint pain, back pain; or
sleep problems (insomnia).
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Usual Adult Dose for Chronic Hepatitis B:
600 mg orally once a day
Usual Pediatric Dose for Chronic Hepatitis B:
16 years or older: 600 mg orally once a day
Tell your doctor about all other medications you use, especially:
cyclosporine (Gengraf, Neoral, Sandimmune)
erythromycin (E.E.S., Ery-Tab, E-Mycin);
penicillamine (Cuprimine, Depen);
an antifungal antibiotic such as fluconazole (Diflucan), itraconazole (Sporanox), ketoconazole (Nizoral), posaconazole (Noxafil), voriconazole (Vfend);
anti-malaria drugs such as chloroquine (Aralen), hydroxychloroquine (Plaquenil, Quineprox);
cholesterol-lowering medicines such as atorvastatin (Lipitor), clofibrate (Atromid), fenofibrate (Antara, Lofibra, TriCor), gemfibrozil (Lopid), niacin (Advicor, Niacor, Niaspan, Nicobid), simvastatin (Zocor), and others;
an interferon such as Actimmune, Alferon N, Avonex, Betaseron, Infergen, Intron A, Rebetron, Rebif, Roferon-A, or peginterferon alfa-2a (Pegasys); or
steroids (prednisone and others).
This list is not complete and there may be other drugs that can interact with telbivudine. 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.