Description

Equine POTOMAVAC® is a powerful inactivated vaccine designed to protect horses against Potomac Horse Fever (PHF), also known as equine monocytic ehrlichiosis, caused by Ehrlichia risticii. Backed by extensive field testing and vaccination challenge studies, POTOMAVAC offers 100% protection against PHF-related mortality and up to 86% effectiveness in preventing clinical symptoms.

This veterinarian-recommended vaccine is suitable for horses 3 months and older, including pregnant mares, and helps reduce the risk of this potentially fatal seasonal disease that commonly reoccurs in endemic areas.

Key Benefits

Clinically Proven Protection: Demonstrated 100% mortality protection and 86% effectiveness against Potomac Horse Fever symptoms.

Trusted by Veterinarians

Safe for All Horses: Approved for use in foals as young as 3 months and pregnant mares.

Available in Multiple Sizes: Convenient single-dose vial, 5-dose tray, or 10-dose vial for barns or veterinary use.

Recommended Use

Initial Dose: Administer 1 mL intramuscularly to healthy horses 3 months or older.

Booster: A second 1 mL dose should be given 3–4 weeks later.

Annual Revaccination: Continue with one 1 mL dose annually to maintain protection.

Product Options

Single Dose Vial (1 mL)

5-Pack Tray (5 x 1 mL doses)

10 Dose Vial (10 mL total)

Storage & Handling

Store between 35°F–46°F (2°C–8°C).

Do not freeze.

Use aseptic technique. Shake well before use.

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