Dura-Pen is indicated for the treatment of the following bacterial infections in beef cattle due to penicillin-susceptible microorganisms that are susceptible to the serum levels common to this particular dosage form, such as: Bacterial Pneumonia (Shipping Fever Complex), Upper Respiratory Infections such as Rhinitis or Pharyngitis Blackleg.

For Use On

Beef Cattle ONLY


- Effective dual-acting...Penicillin G Procaine and Penicillin G Benzathine

- Dual activity - both fast acting and long-lasting

- Broad spectrum of activity

- Efficient and economical - reduces time, labor, and stress associated with frequent injections

- Strong brand name recognition

- Attractive label for strong shelf-appeal


Each mL of suspension contains:

Penicillin G Benzathine - 150,000 units

Penicillin G Procaine - 150,000 units


Beef Cattle– 2ml per 150 lbs. of body weight given subcutaneously only. See package insert for complete instructions and precautions.


Name Code Unit Size Case Size Case Weight
Dura-Pen 7-45801-11610-8 100 mL 12 6
Dura-Pen 7-45801-11612-2 250 mL 12 16

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