Aerius 5mg Tablets are a long-acting, non-drowsy antihistamine medication containing desloratadine as the active ingredient. It provides continuous 24-hour relief from a wide spectrum of allergy symptoms without causing significant sedation.
Primary Uses
Aerius is clinically indicated to manage symptoms associated with two main allergic conditions:
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Allergic Rhinitis (including Hay Fever): Relieves nasal congestion, sneezing, runny or itchy nose, stuffiness, and red, watery, or itchy eyes. It also alleviates itching of the throat, palate, and ears.
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Urticaria (Hives): Alleviates chronic allergic skin conditions by suppressing severe skin itching, redness, and the formation of hives or welts.
Mechanism of Action
Desloratadine functions as a potent, long-acting peripheral histamine H1-receptor antagonist. During an allergic reaction, your body releases a chemical called histamine, which triggers inflammation, itching, and fluid discharge. Aerius blocks these specific H1 receptors, effectively neutralizing the action of histamine to stop the allergic response cascade at its source.
How to Take It
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Dosage: The standard adult and adolescent (aged 12 years and older) dose is one 5mg tablet taken once daily.
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Administration: Swallow the tablet whole with water. It can be taken safely with or without food. Unlike some other medications, its absorption is completely unaffected by grapefruit juice or food intake.
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Consistency: Take it at roughly the same time every day during your allergy season or for the duration specified by your healthcare provider.
Common Side Effects
Aerius is exceptionally well-tolerated, with side effect frequencies mirroring those of a placebo tablet in clinical trials. Minor and manageable effects may include:
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Fatigue or unusual tiredness
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Dry mouth
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Mild headaches
Important Safety Warnings
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Alertness: While chemically engineered to be non-drowsy, a tiny fraction of individuals may still experience mild drowsiness or dizziness. Always evaluate how your body reacts to the medication before driving or operating heavy machinery.
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Severe Allergic Reactions: In exceptionally rare instances, individuals may experience a severe allergic reaction (anaphylaxis). Stop taking the medicine and seek emergency care if you develop hives, a sudden rash, severe dizziness, wheezing, or swelling of the face, tongue, or throat.
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Severe Kidney or Liver Disease: If you have a known medical history of severe kidney impairment or liver dysfunction, consult your doctor, as your dosage schedule may need adjustments.
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Pregnancy and Breastfeeding: The safety of desloratadine during pregnancy is not fully verified. It also passes into human breast milk. It should only be used by pregnant or nursing mothers if explicitly prescribed by a doctor.
