R-PEN® (penicillin G potassium)

R-PEN® (penicillin G potassium)

For treatment of erysipelas in turkeys (caused by Erysipelothrix rhusiopathiae).

  • Category: Antibiotics / Antibacterials, Water Solubles
  • Species: Turkeys
  • Active Ingredients:

    (penicillin G potassium)

R-PEN® (penicillin G potassium)

Product Information

(penicillin G potassium)


R-Pen® (penicillin G potassium) is a water-soluble antibiotic for use in drinking water for Turkeys.


Turkeys: For treatment of erysipelas in turkeys (caused by Erysipelothrix rhusiopathiae ).

Storage & Handling

Store between 20°C - 25°C (68°F - 77°F) with excursions permitted between 15°C - 40°C (59°F - 104°F)

Active Ingredient or Composition

(penicillin G potassium)

Dosage & Administration

Administer orally at a dosage of 1,500,000 units of penicillin per gallon (3.8 liters) of drinking water for 5 consecutive days. Combine contents of entire package and approximately 1.5 pints (3 pints for 1.0 BU pack) of water in glass or plastic container. Stir to dissolve. Allow the concentrated solution to stand until the foam disappears.

IMPORTANT SAFETY INFORMATION: R-PEN® (penicillin G potassium): Not for Human Use. Keep out of the reach of children. For oral use in turkeys only. Do not treat turkeys within 1 day of slaughter. Do not medicate turkeys producing eggs for human consumption. Treatment should be started at the first sign of infection. If no improvement observed after 3-4 days of treatment, consult a poultry pathologist or veterinarian. To report adverse effects, access medical information, or obtain additional product information, call 1-877-994-4883. View R-Pen® (penicillin G potassium) .500 BU packs product label here. View R-Pen® (penicillin G potassium) 1.0 BU packs product label here