Mid-gestational luteal insufficiency in predisposed dog breeds: Retrospective evaluation of medroxyprogesterone acetate therapy and timed-withdrawal in 29 pregnancies
A retrospective review of 29 pregnancies in 25 bitches diagnosed with hypoluteodism and treated with low-dose medroxyprogesterone plus withdrawal 24-48 hours before cesarean found 79.3% progesterone decline in weeks 5-6 and 86.2% term maintenance, without an untreated comparison.