Fritz Maracyn Two (Minocycline) 20 Count

Maracyn Two powder is developed for use in aquariums. Due to its unique properties it is absorbed by the fish through the skin.

Provides relief from both gram-positive and gram-negative bacterial infections, such as Fin and tail rot, popeye, dropsy, gill disease, and septicemia (bleeding/red streaks on body)

Safe for Freshwater and Saltwater.