AEL20911 Size: 8 oz. Features: -Freshwater formula.-Unique, herbal, immune-enhancing stimulant.-Reduces skin flukes, gill flukes, ich, oodinium, costia, chilodonella and trichodina.-Parasitic infections are characterized by symptoms, such as: milky skin, flashing and heavy breathing.-Made in United States. Options: -Available in 4 oz. and 8 oz. sizes.