Instructions

Take the medicine with food.

This medicine will work best if you take it at about the same time every day.

Store at room temperature away from heat, light, and moisture. Do not keep in the bathroom.

This medicine does not stop the spread of viruses that are passed through the blood or during sex.

Always use condoms during sex.

Do not share needles or other personal objects such as shavers or toothbrushes.

If vomiting occurs within 1 hour after taking the medicine, repeat the dose. Contact doctor to see if another medicine to prevent vomiting is needed.

It is important that you keep taking each dose of this medicine on time even if you are feeling well.

If you forget to take a dose on time, take it if you remember within 18 hours after the scheduled dose. If you don’t remember until after more than 18 hours, skip the missed dose and return to your regular schedule with the next dose. Do not take 2 doses of this medicine at one time.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Tell your doctor if symptoms do not get better or if they get worse.

Keep all appointments for medical exams and tests while on this medicine.

Do not take the medicine more than once during 24 hours.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

This medicine is associated with a rare but very serious medical condition. Please speak with your doctor about symptoms you should look out for while on this medicine. Notify your doctor immediately if you develop those symptoms.

Some patients taking this medicine have experienced serious side effects. Please speak with your doctor to understand the risks and benefits associated with this medicine.

This medicine is associated with a rare, but serious problem of the liver. Speak to your doctor about the early signs of liver problems and the benefits and risks of using this medicine.

Do not use the medication any more than instructed.

This medicine passes into breast milk. Ask your doctor before breastfeeding.

During pregnancy, this medicine should be used only when clearly needed. Talk to your doctor about the risks and benefits.

Do not share this medicine with anyone who has not been prescribed this medicine.

Always refill this medicine before it runs out.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

• coughing
• lack of energy and tiredness
• headaches
• nausea

Call your doctor or get medical help right away if you notice any of these more serious side effects:

• confusion
• depression or feeling sad
• drowsiness or sedation
• signs of kidney damage (such as change in urine color or bubbly urine)
• signs of liver damage (such as yellowing of eye or skin, dark urine, or unusual tiredness)
• mood changes
• rapid breathing
• excessive thirst
• severe or persistent vomiting

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.