guaifenesin w/phenylpropanolamine-oral tablet sustained action, Dura-Vent, Entex LA (cont.)
SIDE EFFECTS: Dizziness, headache, loss of appetite, nausea, nervousness or insomnia may occur the first several days as your body adjusts to the medication. Should these effects continue or become bothersome, inform your doctor. Notify your doctor if you develop: chest pain, a rapid pulse, skin rash, high blood pressure, tremors, nervousness. If you notice other effects not listed above, contact your doctor or pharmacist.
PRECAUTIONS: Tell your doctor if you have: kidney disease, heart disease, lung disease, asthma, emphysema, high blood pressure, an overactive thyroid, diabetes, glaucoma, prostate trouble, depression, any allergies. To avoid dizziness and lightheadedness when rising from a seated or lying position, get up slowly. Also limit your intake of alcoholic beverages which will aggravate these effects. This medication should be used only if clearly needed during pregnancy. Discuss the risks and benefits with your doctor. Since small amounts of this medication are found in breast milk, consult your doctor before breast-feeding.
DRUG INTERACTIONS: Tell your doctor of any over-the-counter or prescription medication you may take, including: blood pressure drugs, antidepressants, indomethacin, MAO inhibitors (e.g., furazolidone, linezolid, phenelzine, selegiline, tranylcypromine). Do not start or stop any medicine without doctor or pharmacist approval.
OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly. Symptoms of overdose may include vomiting, numbness or tingling in arms or legs, irregular heartbeat, and seizures.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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