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Equine Potomavac
Equine Potomavac
Equine Potomavac


Equine Potomavac, by Merial, is for the vaccination of healthy horses, 3 months of age or older, against Potomac Horse Fever caused by E. risticii. Give 1 ml IM and repeat in 3 to 4 weeks. Revaccinate annually with 1 ml dose. Order syringes and needles separately.

Item# Item Name Our Price Qty Add
979-015448 Equine Potomavac 10 dose tank
979-015447 Equine Potomavac Single Dose
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Extended Information:



Ehrlichia Risticii Bacterin


DESCRIPTION: EQUINE POTOMAVAC® is a liquid suspension of inactivated Ehrlichia risticii. Safety and efficacy of this product have been demonstrated in controlled vaccination challenge tests and in thorough field evaluations.

INDICATIONS: Recommended for the vaccination of healthy horses as an aid in the prevention of Potomac Horse Fever (equine monocytic ehrlichiosis) caused by E. risticii.

DOSAGE: For primary vaccination, aseptically inject 1 mL (1 dose) intramuscularly into healthy horses 3 months of age or older. Revaccinate with a second 1 mL dose 3 to 4 weeks later. Revaccinate annually with a single 1 mL dose.

PRECAUTIONS: Store at 2-7°C (35-45°F). Do not freeze. Use entire contents when first opened. Shake well before using. Contains gentamicin as a preservative. Do not vaccinate within 21 days prior to slaughter. In rare instances, administration of vaccines may cause lethargy, fever, and inflammatory or hypersensitivity types of reactions. Treatment may include antihistamines, anti-inflammatories, and/or epinephrine. Vaccinating animals whose immune response is compromised by stress, disease, etc. may not produce the desired results.


For Veterinary Use Only.

Manufactured By MERIAL INC., Athens, GA 30601 USA

U.S. Vet. Lic. No. 298

1-888-Merial-1 (1-888-637-4251)

®POTOMAVAC is a registered trademark of MERIAL.


Prod. No.


5 Doses

5 x 1 Dose (1 mL)



30 Doses

3 x 10 Dose (10 mL)



NAC No.: 11110484

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