"An extra 2 days a year having to get lambs in to give them another B12 is money down the drain. Brock Page, sheep & beef farmer., SMARTSHOT is New Zealands only long acting vitamin B12 Buy Zoetis Glanvac 3SB12 Vaccine for Sheep Hills Farm Supplies SMARTSHOT is a long lasting B12 injection which depending on dose rate, can reach and maintain adequate B12 and selenium levels for 6+ months. Using SMARTSHOT at weaning ensures your ewe replacements are Veterinary Drug Complex Vitamin B Injection for Cattle Sheep Vitamin B12 Injection 100ml Vial Wholesale From China Factories Marks Min Copper Free Injectable Specialist Sales Boehringer