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[Chronic urticaria. Treatment with ketotifen]
Medicina Cutanea Ibero-Latino-Americana
|January 1, 1982
Summary
Ketotifen effectively treats chronic urticaria by blocking calcium channels in mast cells, reducing histamine release. This study shows promising results for various chronic urticaria types, including heat and salicylate-induced forms.
Area of Science:
- Immunology
- Dermatology
Context:
- Chronic urticaria presents a significant clinical challenge with diverse etiologies.
- Mast cell degranulation plays a central role in urticarial reactions.
Purpose:
- To evaluate the efficacy of Ketotifen in managing various forms of chronic urticaria.
- To assess Ketotifen's impact on histamine and slow-reacting substance of anaphylaxis (SRS-A) liberation.
Summary:
- Ketotifen was administered to 36 patients with chronic urticaria, aged 10-50, experiencing symptoms for 2-10 years.
- The study included idiopathic urticaria, cholinergic urticaria, salicylate urticaria, pressure urticaria, heat urticaria, and chronic dermographism.
- Ketotifen demonstrated hopeful results, particularly in cholinergic urticaria, heat urticaria, salicylate urticaria, and severe idiopathic dermographism.
Impact:
- Ketotifen offers a potential therapeutic option for difficult-to-treat chronic urticaria.
- Understanding Ketotifen's mechanism provides insights into mast cell stabilization for allergic conditions.