Duphapen Fort is indicated in the treatment of infections in cattle and pigs caused by, or associated with, organisms sensitive to penicillin including: Actinomyces pyogenes, Erysipelothrix rhusiopathiae, Mannheimia haemolytica, Pasteurella multocida and Streptococcus spp.

Duphapen Fort may be used in the treatment and control of a wide range of common systemic, respiratory, urinary and local infections caused by penicillin-susceptible organisms including:

Erysipelas; navel/joint-ill; respiratory tract infections including pneumonia and atrophic rhinitis; meningitis; septicaemia; urogenital tract infections and the control of secondary bacterial invaders in diseases primarily of viral origin.