Pay in 4 interest-free payments of $22.50 Learn more
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Designed for safe use in ornamental aquariums
Safe for use in aquariums and ornamental ponds
Q5: How soon will I see improvements
Explore the Fish Flox collection for additional options and treatment combinations
A: Cephalexin may affect invertebrates like shrimp and snails
Fish Pen (Penicillin) 500mg 60 Tablets levofloxacin for koi Designed for safe use inFish Pen Penicillin 500mg 60 Tablets Fish Pen (Penicillin) Tablets are a dependable broad spectrum antibiotic designed for aquarium fish. Fish Pen targets gram positive bacterial infections such as fin rot, gill disease, mouth rot, and skin lesions, delivering fast acting relief and improved aquatic health. Perfect for both beginner and experienced aquarists, Fish Pen is safe for use in freshwater and saltwater aquariums and dissolves quickly for even