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MSD Manual
Veterinary Manual
The trusted provider of veterinary information since 1955

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VETERINARY PET
Asthma, summer pasture-associated, pretreatment, Quarter Horse
Asthma, summer pasture-associated, pretreatment, Quarter Horse
Asthma, summer pasture-associated, pretreatment, Quarter Horse

    Video of a 19-year-old American Quarter Horse gelding diagnosed with severe asthma (summer pasture associated). This video is at presentation. Horse is demonstrating marked nasal flare and increased expiratory effort.

Courtesy of Dr. Tamara Sierra Rodriguez.

In these topics
Asthma in Horses

Merck & Co., Inc., Rahway, NJ, USA (known as MSD outside of the US and Canada) is dedicated to using leading-edge science to save and improve lives around the world.  The Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues in the online and mobile app versions today.

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