NOW Pets Pet Allergy contains natural botanicals that may help maintain normal histamine levels. It has been formulated by renowned veterinarian Dr. Barbara Royal, DVM, CVA, Founder of The Royal Treatment Veterinary Center. Supports a Healthy Immune System.
*  Note: Unless otherwise noted, this product has not been evaluated by the Food and Drug Administration. Our natural products are not intended to diagnose, treat, cure, or prevent any disease.