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Published on: November 4, 2010
Pet dander and difficult-to-control asthma: Therapeutic options
1Massachusetts General Hospital, Harvard Medical School, Boston, 02114, USA.
Allergy and Asthma Proceedings
|October 9, 2010
Summary
Managing allergic asthma triggered by cat and dog allergens is challenging due to avoidance difficulties. Subcutaneous immunotherapy shows promise for cats, while pharmacotherapy and novel treatments like Omalizumab offer options for pet-allergic asthma.
Area of Science:
- Allergy and Immunology
- Respiratory Medicine
Background:
- High prevalence of sensitization to cat and dog allergens impacts allergic asthma management.
- Difficulty in allergen avoidance due to airborne allergen characteristics and patient noncompliance presents a significant challenge.
Purpose of the Study:
- To review current and novel therapeutic strategies for managing pet allergen-induced asthma.
- To evaluate the efficacy of immunotherapy and pharmacotherapy in pet-allergic asthmatic patients.
Main Methods:
- Review of existing literature on allergen immunotherapy (subcutaneous, sublingual) and pharmacotherapy for pet allergies.
- Assessment of clinical trial data for established and emerging treatments, including Omalizumab and peptide-based immunotherapy.
Main Results:
- Subcutaneous immunotherapy is beneficial for cat-allergic asthma but less convincing for dog allergies.
- Pharmacotherapy involves a stepwise approach, including inhaled corticosteroids, short-acting beta-agonists, antihistamines, intranasal steroids, and leukotriene antagonists.
- Omalizumab demonstrates particular efficacy in pet allergen-induced asthma; novel therapies require further evaluation.
Conclusions:
- Effective management of pet-allergic asthma requires a combination of allergen avoidance, immunotherapy, and pharmacotherapy.
- Omalizumab and other novel approaches represent promising future directions for treating pet allergen sensitivity in asthma.
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