COPD, Heaves & RAO


Acupuncture for Acute Heaves

July 01, 2005

Acupuncture has become a popular alternative therapy for chronic illness in horses, especially recurrent airway obstruction (also known as chronic obstructive pulmonary disease, or heaves). Unfortunately, there are few objective studies supporting... Read More


Pasture-Associated Heaves

May 01, 2005

What owners can do when faced with recurrent airway obstruction in their horses. ... Read More


Heaves and Saline Treatment

March 03, 2005

Rapid intravenous administration of isotonic saline solution does not relieve airway obstruction in heaves-affected horses, says Daniel Jean, MedVet, MS, PhD, Dipl. ACVIM, professor of clinical sciences at the University of Montreal.... Read More


Winter Respiratory Health

December 01, 2004

If a horse is confined in a barn during winter, he is at risk for respiratory problems. ... Read More


Problems for Horse Owners Caused by This Summer's Wet Weather

October 14, 2003

From Penn State University's Dairy & Animal Science News

The wet weather this summer has not only increased the price of quality hay, but creates the right conditions for increased mold, fungi and mycotoxins in hay and... Read More


Have a Horse with Heaves?

November 13, 2002

Sarah Gardner, DVM, PhD, Dipl. ACVIM, assistant professor of equine medicine at North Carolina State University’s College of Veterinary Medicine, is looking for horses with heaves (chronic respiratory disease, COPD) as donations or that she can... Read More


Preventing Airway Obstruction

August 01, 2002

During periods of intense exercise, portions of the upper airway can collapse, interfering with breathing. The cause of these obstructive episodes, most notably dorsal displacement of the soft palate (DDSP), is yet unknown. In other species,... Read More


Breathe Easier!

July 01, 2002

When Anne Thomas called me to her ranch house early one spring morning, she said it was urgent. Her 5-year-old horse, Charlie, was having trouble breathing. When I arrived at the barn, I could see the bay gelding standing in the middle of his... Read More


LSU Foal Study On Viral Infections and Recurrent Airway Obstruction

May 01, 2002

Louisiana State University researchers in the School of Veterinary Medicine have begun a study to investigate the effect of viral infections on the immune response of neonatal foals, specifically if exposure to influenza virus reduces the risk... Read More


Intradermal Skin Testing May Not Be Reliable for Diagnosing Heaves

February 01, 2002

Allergens in the pasture and barn are believed to trigger chronic obstructive pulmonary disease (COPD or heaves) in horses. It is unclear whether simply developing an allergy leads to COPD, or if a horse must
be born susceptible to the... Read More


Update on Illegal Compounding of Clenbuterol Veterinary Drug Products

January 25, 2002

Background information at 

From the Food and Drug Administration (FDA)

In 1998, the FDA approved a... Read More


First Equine-Specific Metered Dose Inhaler Approved by FDA

December 03, 2001

If you’ve ever been diagnosed with asthma or chronic bronchitis, you’ve probably been prescribed a convenient inhaler that delivers your medication into your airway. For the first time, horses with recurrent airway... Read More


Chronic Obstructive Pulmonary Disease

October 08, 2001

The official title for an all-too-common respiratory ailment in horses is chronic obstructive pulmonary disease (COPD). For the average horse owner, however, that rather cumbersome title has been reduced to a single word: heaves. Other people... Read More


Lower Airway Disease

October 01, 2001

Coughing, one of the most common signs of respiratory disease, can occur in response to irritation from viruses, bacteria, or inhaled environmental dusts and allergens. However, most veterinarians and researchers will agree that irritation from... Read More


New Pulmonary Test Improves Health and Performance of Horses

September 28, 2001

The North Carolina State University College of Veterinary Medicine recently began offering a new non-invasive test to detect pulmonary problems in horses.

NC State is one of only two sites in the United States able to perform this test.... Read More


Forage Alternatives

January 01, 2001

Man might not live by bread alone, but horses can live on forage just fine. As grazing, herbivorous animals, forage (grasses and plants that grow on pastureland) is what they're designed to eat. Other components of the equine diet--grains, fats,... Read More


What Causes Poor Exercise Performance?

September 01, 2000

A huge amount of time, effort, and money often are invested in the preparation of horses for various athletic events, including Thoroughbred and Standardbred racing, three-day eventing, steeplechasing, dressage, hunter-jumper events, reining,... Read More


Respiratory Allergies

September 01, 2000

Respiratory disease is second only to musculoskeletal problems as a cause of loss of performance in competition horses, according to some of the leading researchers around the world. In fact, N. Edward Robinson, BVet Med, PhD, MRCVS, of Michigan... Read More


Common Problems and Their Signs

April 01, 2000

The ability to recognize abnormalities depends greatly on a person's knowledge of what is normal. The greater someone's knowledge of normal anatomy, physiology, behavior, and environment of a given animal, the more likely that person is to... Read More


Airway Disease Studies

January 01, 2000

Researchers at Michigan State University are into their third year of a 10-year study of the pathogenesis and most efficacious treatments for chronic obstructive pulmonary disease (COPD). Explains Ed Robinson, MRCVS, PhD (respiratory physiology)... Read More



November 01, 1999

Please take a deep breath. Excuse me, I said could you take a deep breath please? No, stop nuzzling at my backside. Could you please just take a deep breath?

This might be a typical one-sided conversation a veterinarian would want... Read More


Equine Respiratory Disease Part 2: The Lower Airway

August 01, 1998

The lower airway consists of the lungs and the air tubing (bronchi) that supplies them. The lungs have some very interesting and unique protective mechanisms that put forth a great effort to prevent infection. Obviously, the air... Read More


Hay Alternatives

July 01, 1998

Although regular baled hay is the mainstay of equine diets across North America, it's sometimes more trouble than it's worth. Heavy to stack, bulky to store, prone to vitamin breakdown, and -- heaven forbid! -- also spontaneous combustion, not t... Read More


FDA Approves Restricted Use Of Clenbuterol For Horses

May 23, 1998

On May 11, 1998, the Food and Drug Administration (FDA) approved Ventipulmin (clenbuterol hydrochloride) Syrup for use in horses affected with airway obstruction, such as occurs with Chronic Obstructive Pulmonary Disease (COPD), also known... Read More


The First Annual Frank Milne Lecture Awarded

January 09, 1998

The Frank Milne Lecture at this year's American Association of Equine Practitioners' convention was a first. It was designed to present what amounted to an A-to-Z informational session on a given subject. Chosen for this year was the lower airwa... Read More