Multimin 90 - Prescription RequiredMultimin 90 Available in 100 & 500mL bottles. This prescription injectable solution for use in beef and dairy cattle is an improvement on MULTIMIN 70 Cattle and will also replace it. This new formula contains 50% more zinc per milliliter, an increase that was warranted by USDA serum studies that indicated that slightly more than 60% of cattle operations evaluated in 23 leading cattle producing states proved to be moderately to severely deficient in