When your canine needs calcium， stat， choose PRN Pharmacal Calsorb Dog Supplement. This fast-absorbing calcium supplement comes in an easy-to-use， pre-dosed syringe for quick and simple oral administration. It contains a concentrated 170 mg/ml calcium suspended in a gel base and each syringe contains 12 ml of gel. Ideal for use in dogs with extreme calcium deficiency and for the emergency treatment of canine eclampsia， this oral supplement can provide a good alternative to IV calcium supplementation in select cases.