LOCKOUT™ TEAT SEALANT is a nonantibiotic intramammary teat sealant
device for use in dry dairy cows and replacement dairy heifers. Aids in
the prevention of new intramammary infections. Forms a malleable
physical barrier in the teat canal. Each syringe contains 4 grams of a
sterile, nonantibiotic, smooth paste composed of 60% bismuth subnitrate.