Fin Pen 250mg Capsules for Aquarium Fish – 30 Count – Water Care SupportFin Pen 250mg capsules are commonly used by aquarium owners to help manage bacterial related conditions in fish. This product is often selected for supporting fish health and addressing common aquarium infections. Fin Pen is frequently used in the care of fish experiencing symptoms associated with: Fin rot Tail rot Dropsy Red pest Gill related bacterial conditions Maintaining proper water quality and early intervention is essential when managing