Oxytocin Vet (oxytocin synthetic) is indicated for weakness of contractions during parturition (uterus atony) in dogs, cats, and pigs (retained placenta, post-partum haemorrhage, post-partum agalactia and lactation failure in sows (M.M.A complex)). Can also be used to reduce the size of a prolapsed uterus after replacement in cattle.