IN CATTLE - for estrus synchronization in beef cows, beef heifers and replacement dairy heifersfor unobserved estrus in lactating dairy cows with a corpus luteumfor treatment of pyometrafor abortion in beef cows, beef heifers and replacement dairy heifersfor use with FACTREL injection to synchronize estrous cycles to allow fixed-time artificial insemination in lactating dairy cowsfor use in estrus synchronization with EAZI-Breed CIDR in lactating dairy cowsfor use with EAZI-Breed CIDR for estrus synchronization in suckled beef cows and replacement beef and dairy heifers, advancement of first postpartum estrus in suckled beef cows, and advancement of first pubertal estrus in beef heifersIN SWINE: for parturition inductionIN MARES for controlling the timing of estrus in estrous cycling mares and clinically anestrous mares that have a corpus luteum and for difficult-to-breed mares.