Panthox can be used for the prevention and treatment of topical oxytetracycline-susceptible infections such as lacerations, abrasions, open wounds, dermatitis and footrot in all species of animals. Oxytetracycline HCl is a broad-spectrum antibiotic and is active against a variety of Gram positive and negative organisms. Gentian Violet is a purple dye that has mild antibacterial and antifungal properties.