Doctors have prescribed BARACLUDE to treat chronic hepatitis B (CHB) patients in over 50 countries worldwide.

If you have been diagnosed with chronic hepatitis B (CHB)A condition that occurs when one is infected with hepatitis B virus for more than 6 months. Often referred to as a "silent" disease, the virus infects the liver, damaging it over time, often without any symptoms.   , it may be hard to understand why you should talk with your doctor. After all, not everyone needs treatment for CHB and you may feel fine. But if the hepatitis B virus (HBV)A type of virus that infects the liver, and may damage it over time. The virus can be transmitted from mother to child during childbirth. It can also be spread through unprotected sex, IV drug use, needle sharing, and contact with infected blood, semen, vaginal, and other bodily fluids.    is multiplying in your body, you could develop liverThe largest internal organ in the body. The liver performs many important tasks to keep the body healthy. It removes harmful toxins from the blood and helps digest food by turning it into energy and nutrients the body can use.    damage without knowing it. That's why it's important to see your doctor regularly even if you have no symptoms!

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Even if you have no symptoms, chronic hepatitis B can become serious at any time. See your doctor regularly to monitor your health.

Learn more about monitoring your condition 

Download questions to ask your doctor 

If you are a candidate for treatment, your doctor may recommend BARACLUDE. BARACLUDE (entecavir) is a prescription medicine used to treat chronic hepatitis B virus (HBV) in adults who have active virus and liver damage. BARACLUDE is one of several treatment options for chronic hepatitis B your doctor may consider.

  • Currently there is no cure for HBV. BARACLUDE will not cure HBV
  • BARACLUDE may:
    • lower the amount of HBV in the body
    • lower the ability of HBV to multiply and infect new liver cells
    • improve the condition of your liver
  • It is not known whether BARACLUDE will reduce the chances of getting liver cancer or liver damage (cirrhosis), which may be caused by chronic HBV infection
  • It is not known if BARACLUDE is safe and effective for use in children

BARACLUDE does not stop you from spreading the virus to others, such as by sex, sharing needles, or being exposed to your blood, so it's important to take steps to prevent the spread of HBV. Learn more

Some of the most important safety information you should know about BARACLUDE:

Your hepatitis B virus infection may get worse if you stop taking BARACLUDE. This usually happens within 6 months after stopping BARACLUDE. Take BARACLUDE exactly as prescribed; do not run out of your medicine or stop taking BARACLUDE without talking to your healthcare provider. Your healthcare provider should monitor your health and do regular blood tests to check your liver if you stop taking BARACLUDE.

Read Important Safety Information about BARACLUDE, including Boxed WARNINGS about the worsening of hepatitis B virus infection if you stop taking Baraclude and monitoring of your health, the development of resistance to certain HIV medicines in those with untreated HIV, buildup of acid in the blood and serious liver problems that can cause death in some people who have taken Baraclude or medicines like Baraclude, below. 

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INDICATION and IMPORTANT SAFETY INFORMATION about BARACLUDE® (entecavir) Tablets:

INDICATION: BARACLUDE (entecavir) is a prescription medicine used to treat chronic hepatitis B virus (HBV) in adults who have active virus and liver damage.

  • Currently there is no cure for HBV. BARACLUDE will not cure HBV
  • BARACLUDE may:
    • lower the amount of HBV in the body
    • lower the ability of HBV to multiply and infect new liver cells
    • improve the condition of your liver
  • It is not known whether BARACLUDE will reduce the chances of getting liver cancer or liver damage (cirrhosis), which may be caused by chronic HBV infection
  • It is not known if BARACLUDE is safe and effective for use in children

IMPORTANT SAFETY INFORMATION:

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

  • Your hepatitis B virus infection may get worse if you stop taking BARACLUDE. This usually happens within 6 months after stopping BARACLUDE. Take BARACLUDE exactly as prescribed; do not run out of your medicine or stop taking BARACLUDE without talking to your healthcare provider. Your healthcare provider should monitor your health and do regular blood tests to check your liver if you stop taking BARACLUDE.

  • If you have or get HIV infection that is not being treated with medicines while taking BARACLUDE, the HIV virus may develop resistance to certain HIV medicines and become harder to treat. You should get an HIV test before you start taking BARACLUDE and anytime after that when there is a chance you were exposed to HIV.

BARACLUDE can cause serious side effects including:

  • Lactic acidosis (buildup of acid in the blood). Some people who have taken BARACLUDE or medicines like BARACLUDE have developed a serious condition called lactic acidosis. Lactic acidosis is a serious medical emergency that can cause death and must be treated in the hospital. Reports of lactic acidosis with BARACLUDE generally involved patients who were seriously ill due to their liver disease or other medical condition.
    • Call your healthcare provider right away if you: feel very weak or tired; have unusual (not normal) muscle pain; have trouble breathing; have stomach pain with nausea and vomiting; feel cold (especially in your arms and legs); feel dizzy or light-headed; have a fast or irregular heartbeat.
  • Serious liver problems. Some people who have taken medicines like BARACLUDE have developed serious liver problems called hepatotoxicity, with liver enlargement (hepatomegaly) and fat in the liver (steatosis). Hepatomegaly with steatosis is a serious medical emergency that can cause death.
    • Call your healthcare provider right away if: your skin or the white part of your eyes turns yellow (jaundice); your urine turns dark; your bowel movements (stools) turn light in color; you don't feel like eating food for several days or longer; you feel sick to your stomach (nausea); you have lower stomach pain.
  • If you are female, very overweight, or have been taking nucleoside analogue medicines, like BARACLUDE for a long time, you may be more likely to get lactic acidosis or serious liver problems.

Before you take BARACLUDE (entecavir), tell your healthcare provider if you:

  • have kidney problems. Your BARACLUDE dose or schedule may need to be changed.
  • have received medicine for HBV before. Some people, especially those who have already been treated with certain other medicines for HBV, may develop resistance to BARACLUDE and may have less benefit from treatment. Your healthcare provider will test the level of the hepatitis B virus in your blood.
  • have any other medical conditions.
  • are pregnant or plan to become pregnant. It is not known if BARACLUDE will harm your unborn baby. Talk to your healthcare provider if you are pregnant or plan to become pregnant.
  • are breast-feeding or plan to breast-feed. It is not known if BARACLUDE can pass into your breast milk. You and your healthcare provider should decide if you will take BARACLUDE or breast-feed.

Tell your healthcare provider about all the medicines you take, including prescription and nonprescription medicines, vitamins, and herbal supplements.

The most common side effects of BARACLUDE include: headache, tiredness, dizziness, and nausea. These are not all the possible side effects of BARACLUDE. For more information, ask your healthcare provider or pharmacist.

You should take BARACLUDE exactly as your healthcare provider tells you.

  • Take BARACLUDE on an empty stomach (at least 2 hours after a meal and at least 2 hours before the next meal).
  • Do not change your dose or stop taking BARACLUDE without talking to your healthcare provider. If you forget to take your dose, call your healthcare provider or pharmacist, if you are not sure what to do.


Please see Full Prescribing Information, including "What is the most important information I should know about BARACLUDE?" in the Patient Information section.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit www.fda.gov/medwatch, or call 1-800-FDA-1088.