SIDE EFFECTS: Dizziness, headache, loss of appetite, nausea, dry mouth, restlessness, or trouble sleeping may occur. If any of these effects persist or worsen, notify your doctor. To relieve dry mouth, suck on (sugarless) hard candy or ice chips, chew (sugarless) gum, drink water, or use a saliva substitute. Tell your doctor immediately if any of these serious side effects occur: irregular heartbeat, vision problems, rash, nervousness, increased nasal congestion. Tell your doctor immediately if any of these unlikely but serious side effects occur: one-sided weakness, slurred speech, confusion, chest pain, difficulty urinating. Tell your doctor immediately if any of these highly unlikely but very serious side effects occur: mental/mood changes. If you notice other effects not listed above, contact your doctor or pharmacist.

PRECAUTIONS: Tell your doctor your medical history, especially of: kidney problems, heart disease, high blood pressure, lung problems (e.g., asthma, emphysema), thyroid problems, diabetes, glaucoma, prostate trouble, depression, allergies (especially drug allergies). This drug may make you dizzy; use caution engaging in activities requiring alertness such as driving or using machinery. Limit alcoholic beverages. This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. This medication passes into breast milk and may have undesirable effects on a nursing infant. Consult your doctor before breast-feeding.

DRUG INTERACTIONS: This drug is not recommended for use with other "stimulant" drugs (e.g., amphetamine, caffeine, methylphenidate, other decongestants), MAO inhibitors (e.g., furazolidone, moclobemide, phenelzine, procarbazine, linezolid, selegiline). Ask your doctor or pharmacist for more details. Tell your doctor of all prescription and nonprescription medication you may use, especially of: tricyclic antidepressants (e.g., amitriptyline, nortriptyline), reserpine, NSAIDs (e.g., ibuprofen, naproxen). Do not start or stop any medicine without doctor or pharmacist approval.

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