Estradiol
Synovex S is a veterinary hormone implant containing progesterone designed for use in beef heifers and cows. It is primarily used to synchronize estrus (heat) cycles in cattle for breeding management and to help maintain pregnancy in beef cattle where pregnancy is threatened.
Synovex S is a progesterone-based veterinary implant used for estrus synchronization and pregnancy maintenance in beef cattle.
Key facts at a glance
- RxNorm
- 2612082
- Generic
- Synovex S
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Synchronization of estrus cycles in beef heifers and cows for improved breeding management; maintenance of pregnancy in beef cattle when pregnancy is threatened.
Contains progesterone in a sustained-release subcutaneous ear implant that helps regulate the reproductive cycle by maintaining hormonal levels necessary for pregnancy maintenance and estrus synchronization.
For veterinary use only in beef cattle. Should be administered by or under the supervision of a veterinarian. Follow prescribed withdrawal times for slaughter. Not for use in dairy cattle or male cattle intended for slaughter. Do not use in animals with known hypersensitivity to progesterone.
Official drug label
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This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 9, 2026. · Read our editorial policy