Treats Freshwater Ich, also known as white spot disease, which is highly contagious to fish. To use: Remove activated carbon from filter, continue aeration. One teaspoon per 5 gallons water. Repeat dose after 48 hours. After another 48 hours, change 25 percent of aquarium water and add fresh activated carbon. Treatment can be hastened by raising water temperature to 82 degrees Farenheit. Medication will cause harmless blue color in aquarium. The color will be removed by using activated carbon.
