Prazi-Med is a specialized aquarium treatment containing Prazi, formulated for koi, goldfish and ornamental finfish. This powerful solution effectively addresses internal and external pathogens, specifically targeting trematodes (flukes) and cestodes that can affect your aquatic pets. Designed for immersion use, this 50-gram treatment offers a convenient way to maintain your fish's health. The product should be stored at or below 25C/77F and kept away from light and heat sources. For use in ornamental finfish environments only - not intended for food fish or other animals. Proper pathogen management is crucial for maintaining a healthy aquarium environment, and Praz-Med provides a targeted solution for these specific concerns.