Absorbine Veterinary Liniment Topical Analgesic Gel
From Absorbine's web site regarding USEF Compliance:
At Absorbine®, we know how rigorous competition can be—including the many rules and regulations you need to follow. So while we’re happy to help you keep your competition horse performing its best, we want to make sure that you use our products in accordance with USEF rules.
You can learn more about the USEF’s rules regarding Absorbine Veterinary Liniment and Absorbine Veterinary Liniment Gel by calling customer service at 800-628-9653.