Fish Sulfa (Sulfamethoxazole + Trimethoprim) – Dual-Action Aquarium Antibiotic

Fish Sulfa (Sulfamethoxazole + Trimethoprim) is a dual-action aquarium antibiotic used to treat a wide range of bacterial infections in both freshwater and saltwater fish. This combination therapy helps fight tough infections that don’t respond to standard treatments, such as fin rot, gill disease, and internal bacterial problems.
Formulated with high-purity ingredients, Fish Sulfa ensures effective results while being gentle on aquatic life. Trusted by aquarium keepers and breeders across the U.S., it’s a must-have for maintaining a healthy tank.