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Allegra: Drowsiness
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The active ingredient in Allegra is Fexofenadine Hydrochloride. Fexofenadine is a second generation antihistamine and therefore does not enter the brain of the patient readily through the blood stream. As a result it causes less drowsiness, unlike many other anti-allergy drugs.
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Allegra is an antihistamine treatment for hay fever, or seasonal allergies, and hives. It is much less likely to cause drowsiness than previous types of antihistamine. Allegra is safe for individuals with decreased liver function, and is much less dangerous in combination with other medication than certain related antihistamines.
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Allegra (Fexofenadine) is used to relieve hay fever and allergy symptoms, including runny nose; sneezing; and red, itchy, tearing eyes. It is ... used to treat symptoms of hives, including itching and rash. Allegra is in a class of medications called antihistamines. It works by blocking histamine, a substance in the body that causes allergic symptoms.Allegra may cause less drowsiness than other antihistamines.
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Allegra relieves the itchy, runny nose, sneezing, and itchy, red, watery eyes that come with hay fever. It is ... used to relieve the itching and welts of hives. Allegra is a type of antihistamine that rarely causes drowsiness.
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Allegra is a prescription medication that was designed to provide relief of seasonal allergies. The active ingredient in Allegra helps to avoid the drowsiness caused by many of the other antihistamine products on the market.
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Allegra may cause drowsiness or disorientation, though it is much less likely to do so than older types of antihistamine. Be cautious if you plan to drive or operate heavy machinery, avoid these activities if you find yourself feeling tired or experience slowed reactions.
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