API E.M. Erythromycin Powder treats a broad range of bacterial fish infections including hemorrhagic septicemia, fin and tail rot, mouth fungus (cotton mouth disease), open red sores and bacterial gill disease in freshwater and saltwater aquariums.
This medication can be used with many parasitic medications to prevent secondary infections.
Powdered medications help to take the guesswork out of treatment and make medicating fish easier and more effective.
Contains 10 powder packets and treats up to 100 gallons. Four doses are required for full course of treatment. Active Ingredients: Erythromycin - 200 mg per packet