Regumate Side Effects
Regu-Mate is the brand name for altrenogest, which is progestin, a synthetic version of the hormone progesterone. This is given to a filly or mare to keep her from coming into heat at crucial times. A filly or mare in heat will be too distracted to perform well in competitions.
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Common Side Effects
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The most common negative side effect in fillies and mares is that their genitalia increases in size. Another was that the horse goes into heat anyway, which, according to Regu-Mate's manufacturer, happens to 5 percent of fillies and mares.
Precaution
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Be absolutely sure that the mare is not pregnant before starting Regu-Mate because it could cause birth defects in the foal.
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Considerations
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According to Intervet, Regu-Mate should not be given to mares with a previous history of uterine inflammation because it could cause the mare's uterus to become inflamed again.
Side Effects--Stallions
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An off-label use of Regu-Mate is to calm stallions down. According to Dr. Bob Judd, DVM, it can also cause fertility problems and should not be used.
Warning
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Regu-Mate can interrupt the menstrual cycle of women and may cause abortions in pregnant women. Women should always wear gloves when handling Regu-Mate.
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References
Resources
- Photo Credit Wikimedia Commons
Comments
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This person does not have an accurate description about this drug. "Be absolutely sure that the mare is not pregnant before starting Regu-Mate because it could cause birth defects in the foal". That statement is not true! 1000's and 1000's of mares a year are put on Regu Mate to maintain the pregnancy.
