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Aquarium Sulfa SMZ-TMP 960mg – 100 Fish Antibiotic Tablets

Regular price $69.99

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Aquarium Sulfa SMZ-TMP 960mg – Powerful Combination Fish Antibiotic

Aquarium Sulfa SMZ-TMP 960mg is a powerful dual-ingredient antibiotic formulated for ornamental aquarium fish. Each bottle contains 100 tablets, with every tablet providing a combined strength of 960mg: 800mg of sulfamethoxazole and 160mg of trimethoprim.

Also searched as Fish Sulfa Forte, SMZ-TMP, SMX-TMP, TMP-SMZ and sulfamethoxazole-trimethoprim, this combination attacks susceptible bacteria through two complementary mechanisms. Its sequential antibacterial action makes it a valuable option for veterinarian-directed management of serious bacterial infections in ornamental fish.

Powerful Dual-Action Antibacterial Formula

Sulfamethoxazole and trimethoprim interfere with two consecutive stages of bacterial folate production. Combining these active ingredients produces stronger antibacterial activity than either ingredient used individually against susceptible organisms.

This broad antibacterial coverage makes Aquarium Sulfa a recognized fish medication for external and systemic bacterial disease when the responsible organism is susceptible to sulfamethoxazole-trimethoprim.

Bacterial Conditions Associated With SMZ-TMP Use

An aquatic veterinarian may select sulfamethoxazole-trimethoprim for susceptible bacterial infections associated with:

  • Fin and tail deterioration caused by bacteria
  • Columnaris and bacterial mouth infections
  • Ulcers, sores and infected skin lesions
  • Open wounds with secondary bacterial infection
  • Bacterial gill disease
  • Popeye associated with bacterial infection
  • Cloudy eyes caused by susceptible bacteria
  • Red streaks, hemorrhaging and inflammation
  • Systemic bacterial infections and septicemia
  • Internal bacterial infections affecting ornamental fish

Product Specifications

  • Product: Aquarium Sulfa SMZ-TMP
  • Active ingredients: Sulfamethoxazole and trimethoprim
  • Sulfamethoxazole strength: 800mg per tablet
  • Trimethoprim strength: 160mg per tablet
  • Total combined strength: 960mg per tablet
  • Package size: 100 tablets
  • Medication class: Sulfonamide combination antibiotic
  • Intended for: Ornamental aquarium fish

Professional Aquarium Treatment Practices

Identify the likely cause of disease before beginning treatment. Bacterial infections, fungal conditions, parasites and poor water quality can produce similar symptoms but require different treatment strategies.

Whenever possible, isolate affected fish in a clean, properly aerated hospital or quarantine tank. A separate treatment environment makes it easier to observe sick fish, monitor their response and limit unnecessary antibiotic exposure for healthy aquarium inhabitants.

Test ammonia, nitrite, nitrate, pH, temperature and dissolved oxygen before and throughout treatment. Antibiotics may affect biological filtration, while activated carbon, UV sterilization and other chemical filtration systems may remove or deactivate certain medications.

Use Aquarium Sulfa SMZ-TMP 960mg only according to the verified product label or the instructions of a licensed aquatic veterinarian. Treatment requirements depend on the fish species, diagnosis, aquarium volume, water conditions and administration method.

Important Safety Information

  • For ornamental aquarium fish only.
  • Not for human consumption or human medical use.
  • Not for use in fish intended for human consumption.
  • Do not use in animals with a known sulfonamide sensitivity unless professionally directed.
  • Do not combine with other medications unless directed by a veterinarian.
  • Keep out of reach of children and other animals.
  • Store according to the instructions printed on the original label.
  • Review all ingredients, warnings and directions before use.

Package contents: One bottle containing 100 Aquarium Sulfa SMZ-TMP 960mg tablets.

Your order of 50$ or more gets free standard delivery.

  • Standard delivered 4-5 Business Days
  • Express delivered 2-4 Business Days

Orders are processed and delivered Monday-Friday (excluding public holidays)


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Aquarium Sulfa SMZ-TMP 960mg bottle containing 100 fish antibiotic tablets