Skip Ribbon Commands Skip to main content
Treat EMS with confidence.

MARQUIS®

Antiprotozoal Oral Paste

MARQUIS® Antiprotozoal Oral Paste is the first FDA-approved treatment for equine protozoal myeloencephalitis (EPM).

Learn More

Marquis

Click here for MARQUIS Product Label.

IMPORTANT SAFETY INFORMATION: The safe use of MARQUIS in horses used for breeding purposes, during pregnancy, or in lactating mares, has not been evaluated. In animal safety studies, loose feces, sporadic inappetence, lost weight, and moderate edema in the uterine epithelium were observed.

Share this site: