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Merial UlcerGard Oral Paste

Boehringer Ingelheim International


Use UlcerGard Oral Paste for Horses to protect your horses from the pain and discomfort that comes from gastric ulcers. This horse product helps treat and prevent the recurrence of gastric ulcers. Ulcergard may be used safely in breeding stallions. Safety in pregnant mares has not been determined.

Key Benefits

  • Gastric ulcers: For treatment, prevention, and recurrence of gastric ulcers in horses.
  • Versatile: For use in horses and foals four weeks of age and older.
  • Active ingredient: Contains omeprazole, which decreases the production of stomach acid.
  • Easy to use: Comes in an easy-to-administer syringe.

Directions For Use

The minimum recommended dosage is 1 mg/kg per day (0.45 mg/lb) or 1/4 syringe. When given once daily during a stressful period, ULCERGARD has been shown to effectively prevent stomach ulcers in horses. This effect was tested in horses exposed to stressful conditions for either 8 or 28 days.

Less than 600 lbs: Consult a veterinarian

600-1200 lbs: 1 dose per day

over 1200 lbs: 2 doses once per day

The horse's mouth should not contain any feed before administration. Simply insert the syringe into the corner of the horse's mouth and depress the plunger until it stops at the dose ring. The entire dose should be deposited on the back of the tongue or deep in the cheek pouch.


Omeprazole - 2.28g

Shipping & Returns

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Commonly Asked Questions:

  • What are the clinical signs of Equine Gastric Ulcer Syndrome?
    • Clinical signs include poor appetite or failure to consume a meal, dullness, attitude changes, decreased performance, poor body condition, poor hair coat, and weight loss. 
  • Is UlcerGard a vaccine?
    • No, UlcerGard is used for the prevention of stomach ulcers and is not considered a vaccine
  • When should I give my horse UlcerGard?
    • Once-daily administration of UlcerGard is recommended in horses exposed to stressful conditions which may include: training, racing, showing, traveling, stall confinement, and competition.

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