Dry cattle

go-dry™ (penicillin in oil) provides effective management of Streptococcus agalactiae infections in dry cows.

Ordering Information

To order go-dry™ or other animal health products, contact your wholesaler, one of the veterinary suppliers listed, or call the US VETTM customer service department at 1-833-551-0306.

Product NDC# Compositions Indications Quantity Package Insert
Dry cows: Treatment of Streptococcus agalactiae infections Penicillin G procaine, 100,000 units, sesame oil 8.7 gram, calcium carbonate 0.089 gram, corn starch 0.089 gram, hydrogenated castor oil 0.044 gram Carton: 12 x 10-mL syringes with 12 single-use alcohol pads PDF

go-dry™ Safety Information


Intramammary use for the treatment of bovine mastitis in dry cows. The go-dry™ product is effective against udder infections caused by the following susceptible microorganism: Streptococcus agalactiae.


Discard all milk for 72 hours (6 milkings) following calving or later as indicated by the marketable quality of the milk. Animals intended for human consumption must not be slaughtered within 14 days of the last treatment with go-dry™. Federal law restricts this drug to use by or on the order of a licensed veterinarian.


Each 10 milliliters of suspension contains 100,000 units of penicillin G procaine.