Fish Pen 250mg is a broad-spectrum antibiotic designed to help support the health and well-being of ornamental aquarium fish. Each tablet provides 250mg of Penicillin to help combat bacterial infections such as fin rot, tail rot, and columnaris. With its reliable formula, Fish Pen 250mg helps fish recover and thrive in both freshwater and saltwater systems.

The 30-Tablets or 100-Tablets bottle sizes let you choose a short course for a single tank or a larger supply for multiple tanks and ongoing care. When used responsibly, Fish Pen 250mg can help promote a cleaner, healthier aquatic environment.

Highlights:

250mg Penicillin per tablet
Helps manage bacterial infections such as fin rot, tail rot, and columnaris
For use in both freshwater and saltwater aquariums
30-Tablets or 100-Tablets supply

For ornamental and aquarium fish use only. Not for human use. Not for use in fish intended for human consumption. Keep out of reach of children.