Uses

This medicine is used for the following purposes:

• asthma
• breathing problems
• chronic lung disease

Instructions

Swallow the medicine without crushing or chewing it.

This medicine may be taken with or without food.

It is very important that you take the medicine at about the same time every day. It will work best if you do this.

Store at room temperature in a dry place. Do not keep in the bathroom.

Keep the medicine away from heat and light.

Avoid drinks with caffeine while on this medicine.

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

If you forget to use a dose on time, just wait. Use the next dose at the usual time. Do not use 2 doses of this medicine at one time.

Please tell your doctor and pharmacist about all the medicines you take. Include both prescription and over-the-counter medicines. Also tell them about any vitamins, herbal medicines, or anything else you take for your health.

If your symptoms do not improve or they worsen while on this medicine, contact your doctor.

This medicine will not stop an asthma attack once it has started. If you have an inhaler to stop an asthma attack, be sure to always carry that inhaler with you to use during an asthma attack.

The foods you eat can change how well this medicine works. Tell your doctor about the types of food you normally eat. Ask your doctor for a list of foods that can affect this medicine. Do not significantly change the foods you normally eat while on this medicine.

Do not suddenly stop taking this medicine. Check with your doctor before stopping.

This medicine may interfere with some lab test results. Be sure to tell all your healthcare providers that you are taking this medicine.

It is very important that you keep all appointments for medical exams and tests while on this medicine.

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

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine. Symptoms of an allergic reaction can include trouble breathing, skin rash, itching, swelling, or severe dizziness.

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.

Do not use the medication any more than instructed.

Please check with your doctor before drinking alcohol while on this medicine.

If you drink more than a few alcoholic beverages each day, ask your doctor whether you should be on this medicine.

Smoking may affect the level of this medicine in your body. Tell your doctor if you smoke, or stop smoking while on this medicine.

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.

Ask your pharmacist if this medicine can interact with any of your other medicines. Be sure to tell them about all the medicines you take.

Please tell all your doctors and dentists that you are on this medicine before they provide care.

Do not start or stop any other medicines without first speaking to your doctor or pharmacist.

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

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.

• agitated feeling or trouble sleeping
• diarrhea
• irritability
• nausea
• restlessness
• shakiness
• increased urinary frequency
• vomiting

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

• confusion
• dizziness
• fainting
• fast or irregular heart beats
• slow heartbeat
• muscle cramps
• seizures
• 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.

Extra

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.