Mardel Freshwater Maracyn-Two (Powder)

8-Pack, Broad-spectrum, nontoxic antibiotic powder for use in freshwater tanks. Due to its unique properties, it is absorbed by the fish through the skin. This allows the fish to fight systemic infections. For the first time, freshwater fish not eating can be treated.Effective against gram-negative bacteria. For infections of fin and tail rot, popeye, gill disease, dropsy (swollen body, protruding scales), septicemia (bleeding or red streaks on the body), secondary and internal infections.Effective even when fish won't eat.No water changes, pH or temperature adjustments necessary if readings are in ideal range.Symptoms:Fin and Tail Rot: split, ragged and deteriorating fin and/or tailPopeye: protruding eyes, may be cloudy or hazyGill Disease: swollen, discolored gills, gasping for air and a decrease in activityDropsy: swollen, bloated body, protruding scales and/or clamped finsSepticemia: bleeding or red streaks on the body, ulcers may also be present