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Medical Index
First Posted: aPR 3, 2012
Apr 3, 2012

Inflammatory Airway Disease in Horses

What is Inflammatory Airway Disease (IAD) in horses? IAD covers several types of inflammation of the lower respiratory tract. It is not contagious. It has a high incidence in athletic horses, 22-50%, according to Merck Vet Manual


  • Allergies
  • Pulmonary Stress
  • Dust in atmosphere
  • Dust in hay
  • Atmospheric pollutants
  • Persistent respiratory viral or bacterial infections


  • Chronic cough
  • Chronic nasal discharge
  • Poor performance


The type of IAD determines the therapeutic plan. Among these plans are aerosol broncho dilator therapy, low dose interferon-a, systemic corticosteroid therapy, and mast cell-stabilizing drugs. For more detailed information Inflammatory airway disease (IAD)

For More Information:

Heaves Chronic Obstructive Pulmonary Disease (COPD)
Managing Inflammatory Airway Disease in Horses

Medical Index