Instructions

This medicine may be taken with or without 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.

You must be able to drink water while on this medicine. Always have water available to drink when you are thirsty to prevent losing too much water.

Avoid grapefruit and grapefruit juice while on this medicine.

Tell your doctor if you have severe or persistent sweating, diarrhea or vomiting. These can increase your risk of a serious side effect.

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 as soon as you remember. If it is almost time for the next dose, do not take the missed dose. Return to your normal schedule. Do not take 2 doses 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.

Talk to your doctor before taking other medicines, including aspirins and ibuprofen containing products. Speak to your doctor about which medicines are safe to use while you are on this medicine.

This medicine should only be started or restarted in the hospital with proper safety monitoring. Do not stop and restart this medicine on your own. Tell your doctor right away if you stop taking this medicine for any reason.

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 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.

If you drink alcohol regularly, please speak with your doctor.

Contact your doctor if you notice a change in the amount or darkening of your urine.

Call the doctor if there are any signs of confusion or unusual changes in behavior.

Tell the doctor or pharmacist if you are pregnant, planning to be pregnant, or breastfeeding.

Do not take St. John's wort while on this medicine.

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

Some patients have serious side effects from this medicine. Ask your pharmacist to show you the information from the Food and Drug Administration (FDA) and discuss it with you.

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.

• decreased appetite
• constipation
• dry mouth
• thirst
• weakness

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

• changes in memory, mood, or thinking
• confusion
• coughing up blood or vomit that looks like coffee grounds
• dizziness or lightheadedness
• fainting
• fast or irregular heart beats
• signs of liver damage (such as yellowing of eye or skin, dark urine, or unusual tiredness)
• muscle aches, spasms or abnormal movements
• muscle weakness
• seizures
• difficulty speaking
• bloody or dark, tarry stools
• difficulty swallowing

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.