Instructions

Take the medicine with 250 mL (1 cup) of water.

Take this medicine on an empty stomach. Do not eat or drink for 1 hour after taking the medicine.

To relieve dry mouth, chew gum, suck on hard candy/ice chips, drink extra water, or use a saliva substitute.

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

If you wear contact lenses you may need to use a wetting solution since this medicine can cause dry eyes.

To reduce constipation, eat high fiber foods, drink plenty of water and exercise.

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.

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

Cautions

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.

If possible, avoid using with alcohol, marijuana, or other medicines that can cause dizziness or drowsiness. These include allergy/cold products, muscle relaxers, sleep aids, and pain relievers.

Your ability to stay alert or to react quickly may be impaired by this medicine. Do not drive or operate machinery until you know how this medicine will affect you.

Avoid becoming overheated during exercise or other activities. Try to stay cool in hot weather.

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.

It is unknown if 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.

Contact your doctor immediately if you experience any swelling of your hands, face, lips, eyes, throat or tongue.

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

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.

• blurry vision
• constipation
• dry eyes
• headaches
• stomach upset or abdominal pain

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

• confusion
• swelling of the face, mouth, tongue, or throat
• pain in the eye
• hallucinations (unusual thoughts, seeing or hearing things that are not real)
• fast or irregular heart beats
• shortness of breath
• difficulty or discomfort urinating

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.