Generic Name: lamivudine (la-MIV-ue-deen)
Brand Name: Epivir-HBV
Serious and sometimes fatal lactic acidosis (high blood lactic acid levels) and liver problems have occurred with the use of Epivir-HBV solution. The risk may be greater if you are a woman, are very overweight, or have taken similar medicines for a long period of time. Tell your doctor right away if you experience symptoms of lactic acidosis (eg, dizziness or light-headedness; fast or irregular heartbeat; feeling of being unusually cold [especially in the arms or legs]; stomach pain with nausea and vomiting; trouble breathing; unusual tiredness or weakness; unusual muscle pain). Tell your doctor right away if you develop symptoms of liver problems (eg, yellowing of the skin or eyes; dark urine; pale stools; severe or persistent loss of appetite, nausea, or stomach pain).
Worsening of hepatitis B infection, which may be fatal, has occurred in patients who have stopped treatment with Epivir-HBV solution. Do not stop taking Epivir-HBV solution without checking with your doctor. If you need to stop taking it, your liver function will be monitored for at least several months after you stop treatment.
Epivir-HBV solution is not approved to treat HIV infection. It contains a lower dose than other medicines that contain lamivudine and are used to treat HIV. If you have or get HIV that is not being treated with medicines while you are taking Epivir-HBV solution, the HIV virus may develop resistance to certain HIV medicines and become harder to treat. Your doctor will offer counseling and testing for HIV before you start Epivir-HBV solution and while you are taking it.
Epivir-HBV solution is used for:
Treating certain types of chronic hepatitis B virus (HBV) infection.
Epivir-HBV solution is a nucleoside analogue. It works by blocking the growth HBV.
Do NOT use Epivir-HBV solution if:
- you are allergic to any ingredient in Epivir-HBV solution
- you are taking other medicines that contain emtricitabine or lamivudine
Contact your doctor or health care provider right away if any of these apply to you.
Before using Epivir-HBV solution:
Some medical conditions may interact with Epivir-HBV solution. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have a history of lactic acidosis, abnormal liver function tests, or liver problems other than hepatitis B
- if you have another type of hepatitis, diabetes, HIV, or kidney problems, or if you are receiving dialysis
- if you have received a liver transplant
- if you are very overweight
Some MEDICINES MAY INTERACT with Epivir-HBV solution. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Trimethoprim because it may increase the risk of Epivir-HBV solution's side effects
This may not be a complete list of all interactions that may occur. Ask your health care provider if Epivir-HBV solution may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use Epivir-HBV solution:
Use Epivir-HBV solution as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- An extra patient leaflet is available with Epivir-HBV solution. Talk to your pharmacist if you have questions about this information.
- Take Epivir-HBV solution by mouth with or without food.
- Use a measuring device marked for medicine dosing. Ask your pharmacist for help if you are unsure of how to measure your dose.
- Continue to take Epivir-HBV solution even if you feel well. Do not miss any doses.
- It is important not to miss any doses of Epivir-HBV solution. Taking Epivir-HBV solution at the same time each day will help you remember to take it.
- If you miss a dose of Epivir-HBV solution, take it as soon as possible. If it is within 2 hours of your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Epivir-HBV solution.
Important safety information:
- Tell your doctor or dentist that you take Epivir-HBV solution before you receive any medical or dental care, emergency care, or surgery.
- Epivir-HBV solution is not a cure for HBV infection. It is unknown if Epivir-HBV solution reduces the risk of liver cancer or cirrhosis that may be caused by HBV. Some patients developed HBV that is resistant to Epivir-HBV solution. These patients had less benefit from Epivir-HBV solution, and some experienced worsening of hepatitis after the resistant virus appeared.
- HBV can change while you are taking Epivir-HBV solution and become harder to treat (resistant). This may cause the hepatitis to become worse and may lead to death. Tell your doctor right away if you have any new symptoms.
- Do NOT take more than the recommended dose, change your dose, or stop taking Epivir-HBV solution without checking with your doctor.
- Epivir-HBV solution does not stop the spread of HBV to others through blood or sexual contact. Do not have any kind of sex without protection (eg, latex or polyurethane condoms) if you have HBV infection. Do not share needles, injection supplies, or items like toothbrushes or razors. Talk with your health care provider about ways to prevent the spread of HBV to others.
- Diabetes patients - Epivir-HBV solution contains sucrose and may affect your blood sugar. Check blood sugar levels closely. Ask your doctor before you change the dose of your diabetes medicine.
- Lab tests may be performed while you use Epivir-HBV solution. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
- If your child is taking Epivir-HBV solution, the dose may need to be changed as your child's weight changes. Have your child's weight checked often. Talk with the doctor before changing your child's dose.
- PREGNANCY and BREAST-FEEDING: If think you may be pregnant, contact your doctor. You will need to discuss the benefits and risks of using Epivir-HBV solution while you are pregnant. Epivir-HBV solution is found in breast milk. Do not breast-feed while taking Epivir-HBV solution.
Possible side effects of Epivir-HBV solution:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur:
Diarrhea; ear, nose, and throat infection; sore throat.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); cold feeling in the arms and legs; dark urine; dizziness; fast or irregular heartbeat; light-headedness; pale stools; persistent loss of appetite; severe or unusual muscle pain; stomach pain with nausea and vomiting; trouble breathing; unusual weakness or tiredness; yellowing of the skin or eyes.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.Proper storage of Epivir-HBV solution:
Store at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Store in a tightly closed bottle. Store away from heat, moisture, and light. Do not store in the bathroom. Keep Epivir-HBV solution out of the reach of children and away from pets.
- If you have any questions about Epivir-HBV solution, please talk with your doctor, pharmacist, or other health care provider.
- Epivir-HBV solution is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information should not be used to decide whether or not to take Epivir-HBV solution or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about Epivir-HBV solution. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to Epivir-HBV solution. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your health care provider for complete information about the risks and benefits of using Epivir-HBV solution.
Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.
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- Drug class: nucleoside reverse transcriptase inhibitors (NRTIs)