Informative Articles

Here are some interesting articles we have found that you might enjoy:


Do you dread when it is “that time of the month” for you or for your mare?… Check out our article in Holistic Horse Magazine

Everybody knows a moody mare, the one who comes into heat at every show and can’t focus on her job because she’s whinnying and flirting with the boys,…


If you ask for her full attention and cooperation while she’s showing signs of estrus (heat), good luck!…


Some believe that Depo has an anti-anxiety effect on horses. Some believe that it lessens mare-ish behavior and stud-ish behavior. In all cases, the effects are merely anecdotal as there has been no clinical research on the behavioral effect of Medroxyprogesterone Acetate in horses…


The panel recommended that beginning September 1, 2017, the USEF would require medication report forms to be filed for horses treated with MPA if the horse had received treatment within three months of the competition start date…


Medroxyprogesterone Acetate Side Effects

  • Dogs and cats: Permanent local alopecia from SC injection. Increased appetite or thirst, obesity, lethargy, personality changes. Uterine pathology, cystic hyperplasia, pyometra. Mammary development, lactation and neoplasia. Adrenocortical suppression. Diabetes mellitus. Acromegaly has been reported in dogs.
  • Horses: There is very little literature regarding the use of MPA in the horse….


A point to ponder is that it has been suggested that use of Regumate in the pregnant mare may actually suppress endogenous secretion of progestins, thereby creating a dependency for supplementation in the mare. Could we in fact be creating Regumate addicts by the use of the drug in the mare? It appears that it may be so.



Scroll to Top