Vote for the Next ULCERGARD Spokespeople

DULUTH, Ga. — October 28, 2010 —Merial today announced the entry period for its’ Stay on Guard contest has closed, which means the countdown is on to name four new ULCERGARD^® (omeprazole) spokespeople. And Merial is asking the public to choose the winners.

While five finalists have been selected for each spokesperson category – English, Western, Racehorse and Veterinarian/Veterinary Technician – the winners will be determined by popular vote. To cast your ballot for your favorite finalist, go to stayonguard.ulcergard.com and click on the person you’d like to see as one of the next ULCERGARD spokespeople. You may vote for one finalist per day (from all categories) until the voting period closes November 19, 2010.

Since Merial announced its Stay on Guard spokesperson contest in late August, horse owners, equine competitors and veterinary professionals from across the country have eagerly shared their ULCERGARDsuccess stories.

“We are thrilled with the response we have gotten to the contest and are excited about the stories that have been shared with us,” says Amanda McAvoy, Merial’s product manager for Equine Pharmaceuticals. “In their own words, contest entrants have conveyed the positive impact ULCERGARD has had on the performance of their horses and demonstrated their commitment to guarding against equine stomach ulcers. I look forward to working with the individuals who are ultimately chosen to be the next ULCERGARD spokespeople.”

For more information about the Stay on Guard contest, go to stayonguard.ulcergard.com. Visit www.egus.org for additional details about equine stomach ulcers. Product information can be found at www.ulcergard.com.

Important safety information:

ULCERGARD can be used in horses that weigh at least 600 pounds. Safety in pregnant mares has not been determined.

Merial is a world-leading, innovation-driven animal health company, providing a comprehensive range of products to enhance the health, well-being and performance of a wide range of animals. Merial employs approximately 5,700 people and operates in more than 150 countries worldwide. Its 2009 sales were over $2.6 billion. Merial is the Animal Health subsidiary of sanofi-aventis. For more information, please see www.merial.com.