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Overdosage
An excessive dose of any medicine can have serious consequences. Seek medical attention whenever an overdose is suspected.
Symptoms of Allegra overdose may include:
Dizziness, drowsines
s, dry mouth
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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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Cautions
Pregnancy¡XHydroxyzine is not recommended for use in the first months of pregnancy since it has been shown to cause birth defects in animal studies when given in doses many times higher than the usual
human dose. Be sure you have discussed this with your doctor.
Desloratadine and fexofenadine have not been studied in pregnant women. However, studies in animals have shown that these medicin
es cause birth defects or other problems when given in doses higher than the usual human dose. Before taking Allegra-D, make sure your doctor knows if you are pregnant or if you may become pregnant.
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How should you take this medication?
Fexofenadine comes as a capsule to take by mouth. It usually is taken once or twice a day with food or milk. Follow the directions on your prescription label carefully, and ask your doctor or pharmaci
st to explain any part you do not understand. Take fexofenadine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor<
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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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Possible Side Effect
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they seek medical attention immediately.
Check wi
th your doctor immediately if any of the following side effects occur:
Incidence rare
- Chest tightness ; feeling of warmth, redness of the face, neck, arms and occasionally, upper ches
t; large, hive-like swelling on face, eyelids, lips, tongue, throat, hands, legs, feet, sex organs; shortness of breath, difficult or labored breathing
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