TREATS THESE SYMPTOMS: ICH: Small white spots commonly seen over entire body, fish may have itching that causes otto scratch and rub against tank bottom or rocks and decor. PROTOZOAN FIN DAMAGE: (sometimes referred to as fin rot): fins band/or tail are frayed and may have missing edges - appearance is eroded and fin may look opaque. PROTOZOAN PARASITES: this condition produces a white or grayish film of surface mucus - some infections may show visible worms, rapid breathing and flashing ( rubbing and scratching while moving along the tank bottom.) FAST ACTING! Relieves symptoms in just 48 Hours! Just 1 drop per gallon Relieves surface itching Treats Ich infections Treats Fin Damage due to Protozoans Treats External Protozoan parasites For Fresh and Saltwater