High Level Vitamin B Complex Durvet 100 ml Rooster 6000 20ML Injectable B12 J.E.J Gamefowl Supplies Vitamin B 12 5000 mcg ml, 100 ml Ferguson and Associates Equine Hospital Vitamin B 12 5000 mcgInjection Dr. Blues B12 1000mcg, 3000mcg and 5000mcg for Gamefowl or fighting cocks. A universally used nutritional supplement in the pointing and conditioning of cocks and stags. Dosage and Administration: 1 4 to 1 2 King Slasher Rambler 5000 Vitamin B Complex Injection Gamecock Apparel And Supplies