Overview of antihistamine agents | ||
Group | Generation | Drug |
H1 antihistamines | Second-generation antihistamines | Loratadine Desloratadine Cetirizine Fexofenadine Levocetirizine Azelastine |
H2 antihistamines | Cimetidine Famotidine Nizatidine Ranitidine (no longer available in the US) |
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Jan 23, 2024 · First-generation · Cyproheptadine, Piperidine ; Second-generation, Cetirizine, Piperazine ; Second-generation · Terfenadine, Piperidine ; Third- ...
Sep 18, 2023 · Commonly used H1 antagonists currently available in the United States are cetirizine, levocetirizine, desloratadine, loratadine, and fexofenadine.
The second generation H1-antihistamines such as fexofenadine (Allegra), loratidine (Claritin), cetirizine (Zyrtec) have less of a sedating effect. Few of the ...
List of first-generation antihistamines for allergies. A few examples of first-generation H1 antihistamines include: Brompheniramine chewable tablets (BroveX CT ...
These can be treated by antihistamines that block the H1 receptor. There are four H2 blockers available by prescription: cimetidine (Tagamet); ranitidine ...
H1 antihistamines: help with itching, abdominal pain, flushing, headaches, brain fog · H2 antihistamines: help with gastrointestinal symptoms and overall mast ...
Histamine H1 Antagonists ; Astemizole, A second generation antihistamine used to treat allergy symptoms. ; Azatadine, An H1 receptor antagonist used to treat ...
List of H2 antagonists ; Tagamet HB Generic name: cimetidine. 10. 2 reviews ; Pepcid Oral Suspension (Pro) Generic name: famotidine, No reviews ; Pepcid AC Generic ...