early lactation

What Would Cause A Mare To Lactate?

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What Would Cause A Mare To Lactate? Abnormal udder development and subsequent lactation can be caused by administration of exogenous hormones or having previously foaled. In non-pregnant mares, treatment with estrogen, progesterone, and a dopamine D2 antagonist mimics the physiology of lactation and results in its onset within 2 wk (16). What causes a mare