Feline/Small Canine Injectable Allergy Serum-Refill *Unable to ship in cold weather. See description for details*

*We are unable to ship allergy serum refills in temperatures (high and low temps) 33 degrees and below as the allergy serum can not freeze. We offer Priority express shipping with a heat pack to prevent the serum from freezing for an additional fee, or the allergy serum can be picked up. Please contact our office for details* This is a customized natural therapy that helps the immune system build up tolerance to environmental allergens that cause allergy symptoms. The feline/small dog serum is typically administered in 0.5 ml doses according to the schedule provided by Haarstad Veterinary Dermatology. This vial lasts approximately five months.