Lamivudine, 3TC tablets

What is this medicine?

LAMIVUDINE, 3TC (la ME vyoo deen, 3TC) is an antiretroviral medicine. It is used with other medicines to treat HIV. This medicine is not a cure for HIV. This medicine can lower, but not fully prevent, the risk of spreading HIV to others.

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. You may take this medicine with or without food. Take your medicine at regular intervals. Do not take your medicine more often than directed. For your anti-HIV therapy to work as well as possible, take each dose exactly as prescribed. Do not skip doses or stop your medicine even if you feel better. Skipping doses may make the HIV virus resistant to this medicine and other medicines. Do not stop taking except on your doctor's advice.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for selected conditions, precautions do apply.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

• allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

• breathing problems

• dizziness

• fast, irregular heartbeat

• muscle pain or weakness

• nausea, vomiting, unusual upset stomach or stomach pain

• signs and symptoms of liver injury like dark yellow or brown urine; general ill feeling or flu-like symptoms; light-colored stools; loss of appetite; right upper belly pain; unusually weak or tired; yellowing of the eyes or skin

• signs of infection - fever or chills, cough, sore throat, pain or trouble passing urine

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

• cough

• diarrhea

• headache

• runny, stuffy nose

• weight gain around waist, back, or thinning of face, arms, legs

What may interact with this medicine?

• emtricitabine

• interferon

• other lamivudine medicines

• ribavirin

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Throw away any unused medicine after the expiration date.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

• drink alcohol-containing drinks

• kidney disease

• liver disease

• pancreatitis

• an unusual or allergic reaction to lamivudine, other medicines, foods, dyes, or preservatives

• pregnant or trying to get pregnant

• breast-feeding

What should I watch for while using this medicine?

Visit your doctor or health care professional for regular check ups. Discuss any new symptoms with your doctor. You will need to have important blood work done while on this medicine.

HIV is spread to others through sexual or blood contact. Talk to your doctor about how to stop the spread of HIV.

If you have hepatitis B and HIV, talk to your doctor if you plan to stop this medicine. The symptoms of hepatitis B may get worse if you stop this medicine.