Doxycycline Hyclate Powder is a broad spectrum antibiotic derived from oxytetracycline. Effective against both gram positive and gram negative bacterial ailments, such as Fin & Tail Rot, Septicemia and Mouth Rot. It can also be used concurrently with Erythromycin to treat forms of Columnaris.
Unlike tetracycline and oxytetracycline, Doxycycline Hyclate is unaffected by pH and remains active in high pH environments.
Treatment: 1/4 teaspoon per 20 gallons with a 25% water change, daily for 10 days.
40 gram jar treats approximately 900 gallons
100 gram jar treats approximately 2000 gallons
250 gram jar treats approximately 5500 gallons