Blue Juice By Dr. Andrew Jones, DVM Blue juice in a veterinary clinic can kill you; it is food colouring added to a barbiturate anesthetic called sodium pentobarbital.

In the veterinary world, it is called euthanyl, and if you have ever had a pet “put to sleep,” it was likely with this blue-colored anesthetic being injected into the veins. In the veterinary world, it is called euthanyl, and if you have ever had a pet “put to sleep,” it was likely with this blue-colored anesthetic being injected into the veins. Author has 306 answers and 182.7k answer views. A collection of alcoholic and non-alcoholic drink recipes, games, party hosting calculator and much, much more. Blue juice in a veterinary clinic can kill you; it is food colouring added to a barbiturate anesthetic called sodium pentobarbital. Blue Juice was released a year before Ewan McGregor had his commercial breakthrough in Trainspotting, and three years before The Mask of Zorro would make Catherine Zeta-Jones a star.