GUAIFENESIN WITH PHENYLEPHRINE AND PHENYLPROPANOLAMINE-ORAL, Entex
GENERIC NAME: GUAIFENESIN WITH PHENYLEPHRINE AND PHENYLPROPANOLAMINE - ORAL (gweye-FEN-eh-sin/fen-ill-EFF-rin/FEN-ill-pro-puh-NOLL-uh-meen)
BRAND NAME(S): Entex
Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage
USES: Guaifenesin is an expectorant used to help clear mucous and congestion. Phenylpropanolamine and phenylephrine are decongestants which help relieve nasal congestion. This combination medication is used to treat symptoms associated with a cold, allergies or respiratory tract illness.
HOW TO USE: Take this medication by mouth. If stomach upset occurs, this may be taken with food or milk. Take this medication as directed. Do not increase the dose or take it more often or longer than prescribed. It is recommended to drink plenty of fluids (6-8 glasses a day) to help relieve congestion.
SIDE EFFECTS: Nausea, stomach upset, loss of appetite, insomnia, nervousness, dizziness or headache may occur the first several days as your body adjusts to the medication. If these effects continue or become bothersome, inform your doctor. Notify your doctor if you develop: chest pain, rapid heart rate, anxiety, fear, difficult or painful urination, difficulty sleeping. Because this medication may cause dizziness, use caution performing tasks requiring alertness and avoid consuming alcohol which can aggravate this effect. If you notice other effects not listed above, contact your doctor or pharmacist.
PRECAUTIONS: Tell your doctor if you have any pre-existing conditions, such as: heart disease, kidney disease, liver disease, lung disease (e.g., emphysema), high blood pressure, overactive thyroid, diabetes mellitus, glaucoma, difficulty urinating, enlarged prostate, history of seizures. This drug should be used only if clearly needed during pregnancy. It is not known if this medication appears 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: sleeping pills, sedatives, tranquilizers, muscle relaxants, medication for depression, high blood pressure medication, MAO Inhibitors (e.g., furazolidone, phenelzine, selegiline, tranylcypromine, linezolid). Do not start or stop any medicine without doctor or pharmacist approval.
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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