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How should you take this medication?
Antihistamines are used to relieve or prevent the symptoms of your medical problem. Take them only as directed. Do not take more of them and do not take them more often than recommended on the label,
unless otherwise directed by your doctor. To do so may increase the chance of side effects.
Dosing¡X
- The dose of an antihistamine will be different for different patients. Follow y
ur doctor's orders or the directions on the label. The following information includes only the average doses of antihistamines. If your dose is different, do not change it unless your doctor tells you
to do so.
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Drug Interactions
Drug interactions can result in unwanted side effects or prevent a medicine from doing its job. Use our drug interaction checker to find out if your medicines interact with each other.
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What side effects may occur?
SIDE EFFECTS that may occur while taking this medicine include nausea, dry mouth, indigestion, nervousness, dizziness, trouble sleeping, or headache. If they continue or are bothersome, check with you
r doctor. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist.
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Overdose
Clumsiness or unsteadiness; convulsions (seizures); drowsiness (severe); dryness of mouth, nose, or throat (severe); feeling faint; flushing or redness of face; hallucinations (seeing, hearing,
or feeling things that are not there); shortness of breath or troubled breathing ; trouble in sleeping
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Why is this drug prescribed?
Fexofenadine ( Brand Name : Allegra ) is an antihistamine. It is used to relieve the symptoms of hay fever and hives of the skin.
Antihistamines work by preventing the effects of a substance
called histamine, which is produced by the body. Histamine can cause itching, sneezing, runny nose, and watery eyes. Also, in some persons histamine can close up the bronchial tubes (air passages of t
he lungs) and make breathing difficult. Histamine can also cause some persons to have hives, with severe itching of the skin.
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What special precautions should I follow?
Before taking fexofenadine,
- tell your doctor and pharmacist if you are allergic to fexofenadine or any other drugs.
- tell your doctor and pharmacist what prescription and nonprescript
ion medications you are taking, especially cold or allergy medications, erythromycin (E-Mycin), ketoconazole (Nizoral), and vitamins.
- tell your doctor if you have or have ever had kidney diseas
e.
- tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking fexofenadine, call your doctor.
if you are having surgery, incl
uding dental surgery, tell the doctor or dentist that you are taking fexofenadine
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