this Contoured Breast Collar is crafted from 2-ply

oily seborrhea

egg quality

ensuring a reliable fit

generates heat and reduces swelling

Rx Valcor (doramectin and levamisole) Injection for Cattle clearance this Contoured Breast Collar isRx Valcor Injection for Cattle Rx Valcor is a combination doramectin and levamisole injection designed for the treatment and control of a variety of parasitic infections in beef cattle and replacement dairy heifers. It effectively targets gastrointestinal roundworms, lungworms, eyeworms, grubs, sucking lice, and mange mites. Suitable for use in beef cattle 2 months of age and older, as well as replacement dairy heifers under 20 months of age.