Pimafix is a patented formula derived from Pimenta racemosa (West Indian Bay Tree), a proven natural antifungal. Pimafix rapidly treats fungus or cottony growth, mouth and body fungus and reddening of the fins and body. Pimafix also treats internal and external bacterial infections. All natural Pimafix is a broad spectrum treatment which prevents pathogens from developing resistance. Pimafix will not adversely affect the biological filter, alter the pH, or discolour water. Safe for reef aquariums and live plants. For use in fresh or salt water. Pimafix has been formulated to work in combination with Melafix to enhance effectiveness against fish diseases.