What should I watch for while using this medicine?

Tell your doctor or health care professional if your symptoms do not improve or get worse. Make sure you stay well hydrated while taking this medicine. Drink several glasses of fluids a day.

If you are a diabetic monitor your blood sugar carefully. If your blood sugar reading is unusual, stop taking this medicine and call your doctor for advice.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells.

This medicine can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and use sunscreen. Do not use sun lamps or tanning beds/booths.

Do not treat diarrhea with over-the-counter products. Contact your doctor if you have diarrhea that lasts more than 2 days or if it is severe and watery.

Avoid taking didanosine, sucralfate, antacids, or iron or zinc products within 2 hours of taking this medicine.

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 or hives, swelling of the face, lips, or tongue
• changes in vision
• confusion, hallucinations
• depression or suicidal thoughts
• difficulty breathing
• irregular heartbeat, feeling faint
• joint, muscle, tendon pain or swelling
• redness, blistering, peeling or loosening of the skin, including inside the mouth
• seizures
• tremor
• unusual pain, numbness, tingling, or weakness
• vaginal irritation, discharge

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

• diarrhea
• dry mouth
• headache
• loss of appetite
• nausea, vomiting
• stomach upset
• trouble sleeping
• unusual taste

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Protect from light. Throw away any unused medicine after the expiration date.

NOTE:This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.