Altren^® (altrenogest) Solution 0.22% is indicated to suppress estrus in mares. Suppression of estrus allows for a predictable occurrence of estrus following drug withdrawal. This facilitates the attainment of regular cyclicity during the transition from winter anestrus to the physiological breeding season.

• Use to schedule estrus in mares and breeding in mares to maximize breeding efficiency
• Available in 1000 mL and 150 mL bottles along with FDA-approved vented draw-off cap. Administer orally with dose syringe or by placing directly on feed
• Altren^® can help reduce moodiness and temperament changes due to estrus. You can keep your mare out of heat for all your major events
• Provides safe, effective suppression of estrus in mares – 95% effective after 3 days of treatment