SIDE EFFECTS: Dry mouth, irritated throat, dizziness, headache, lightheadedness, heartburn, loss of appetite, altered taste sensation, restlessness, anxiety, nervousness, trembling, and sweating may occur but should subside as your body adjusts to the medication. If these symptoms persist or worsen, inform your doctor. To relieve dry mouth, suck on (sugarless) hard candy or ice chips, chew (sugarless) gum, drink water or use saliva substitute. Inform your doctor if you experience: chest pain, pounding heartbeat. In the unlikely event you have an allergic reaction to this drug, seek medical attention immediately. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.

PRECAUTIONS: Before using this drug, tell your doctor your medical history especially of: heart disease, high blood pressure, overactive thyroid gland, epilepsy, diabetes, any drug allergies. This drug should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. It is not known if this drug is excreted into breast milk. Consult your doctor before breast-feeding.

DRUG INTERACTIONS: Tell your doctor of all drugs you may use, both prescription and nonprescription including: beta-blockers (e.g., labetalol, propranolol, timolol), MAO inhibitors (e.g., furazolidone, linezolid, phenelzine, selegiline, tranylcypromine), asthma medications, antidepressants (e.g., fluoxetine, sertraline), diuretics (e.g., hydrochlorothiazide). It is important to read carefully all labels on over-the-counter preparations, especially those used to treat colds or allergies. Do not use these without first consulting your doctor. Do not start or stop any medicine without doctor or pharmacist approval.