For the vaccination of healthy horses against Eastern and Western Equine encephalomyelitis and tetanus. Encevac-T contains the adjuvant Havlogen for increased efficacy. Syringes and needles are sold separately. Dosage: 1 mL intramuscularly (IM) and repeat the dose in 3 to 4 weeks. A 1 mLbooster dose should be given annually and in cases of possible exposure.