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Drug class

Histamine-1 Receptor Antagonist medications

“Histamine-1 Receptor Antagonist” is a drug class recorded for these medicines in the National Library of Medicine’s RxClass service — usually the FDA “established pharmacologic class” from the drug label, which groups medicines by how they work or what they are. Our directory includes 4 medicines in this class.
  • Cetirizine

    Brand names: Aller-Tec, Alleroff, Quzyttir, Wal Zyr 24 Hour Allergy

    The label says: Perennial Allergic Rhinitis: Cetirizine hydrochloride is indicated for the relief of symptoms associated with perennial allergic rhinitis due to allergens such as dust mites, animal dander and molds in children 6 to 23 months of age. …

    UsesWhat it looks likeWarnings

  • Levocetirizine

    Brand names: Xyzal

    The label says: Levocetirizine dihydrochloride tablets are a histamine H 1 -receptor antagonist indicated for: • The relief of symptoms associated with perennial allergic rhinitis ( 1.1 ) • The treatment of the uncomplicated skin manifestations of chronic idiopathic urticaria ( 1.2 ) 1.1 Perennial Allergic Rhinitis …

    UsesWhat it looks likeWarnings

  • Azelastine

    Brand names: Astepro

    The label says: Azelastine hydrochloride nasal spray is indicated for the treatment of the symptoms of seasonal allergic rhinitis in adults and pediatric patients 5 years and older, and for the treatment of the symptoms of vasomotor rhinitis in adults and adolescent patients 12 years and older. …

    UsesWhat it looks likeWarnings

  • Fexofenadine

    Brand names: Allegra, Wal-Fex

    The label says: temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: • runny nose • itchy, watery eyes • sneezing • itching of the nose or throat

    UsesWhat it looks likeWarnings

Medicines in the same class can still differ in their approved uses, warnings and side effects. Class membership comes from the FDA label data published through the National Library of Medicine's RxClass service.

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