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Method And Composition For Safely Delaying Parturition And Synchronizing Farrowing In Swine, Lee A. Edgerton, Bruce T. Eckerle
Method And Composition For Safely Delaying Parturition And Synchronizing Farrowing In Swine, Lee A. Edgerton, Bruce T. Eckerle
Animal and Food Sciences Faculty Patents
A method and composition are provided for extending the gestation period of a sow so as to increase the live birth and survival rates of a swine litter without adversely affecting the sow. The method includes the step of administering an effective dosage of estrogen to the sow 21/2-7 days prior to the end of the expected gestation period for the sow. The composition administered includes from 0.5-10 mg of an estrogen selected from a group consisting of estradiol benzoate, estradiol valerate, estrone, estradiol 17β and effective mixtures thereof. The composition is adapted for administration parenterally by including a carrier …