Fish Sulfa (Sulfamethoxazole/Trimethoprim) 960mg – 100 Tablets

Fish Sulfa Tablets offer a powerful dual-antibiotic formula combining sulfamethoxazole and trimehoprim, ideal for treating bacterial infections in aquarium fish. Effective for both gram-positive and gram-negative bacteria, this treatment is suitable for freshwater and saltwater environments.

Whether you're dealing with fin rot, gill disease, or columnaris, Fish Sulfa 960mg provides fast, safe, and efficient relief, helping ornamental fish return to full health while maintaining your tank’s water quality.

What Are the Benefits of Fish Sulfa Tablets?

• Dual-Action Antibiotic: Sulfamethoxazole and trimethoprim combine to eliminate infections at the source by disrupting bacterial growth mechanisms.
• Broad-Spectrum Efficacy: Treats fin rot, tail rot, columnaris, gill disease, and more.
• Fast-Acting Relief: Promotes quick healing, reduces infection spread, and minimizes stress on affected fish.
• Designed for Aquariums: Specifically formulated for use in ornamental fish with minimal disruption to water chemistry.
• Easy to Use: Tablets dissolve easily, making administration stress-free and convenient for aquarists.

How to Use Fish Sulfa 100 Tablets for Maximum Effectiveness

• Preparation: Remove any carbon filtration to ensure the medication isn’t absorbed prematurely.
• Dosage: Add 1 tablet per 10 gallons of aquarium water. Repeat daily for up to 5 days.
• Monitoring: Observe your fish for changes. If no improvement occurs after 5 days, discontinue treatment and seek veterinary advice.
• Post-Treatment: Replace 25% of tank water and resume filtration to restore balance.

Ingredients

• Sulfamethoxazole (800mg): Inhibits bacterial folic acid synthesis to stop cell growth.
• Trimethoprim (160mg): Enhances the effect of sulfamethoxazole for broader antibacterial coverage.

Possible Side Effects

• Mild stress in sensitive fish species
• Temporary water cloudiness
• Potential resistance with repeated or excessive use

Precautions

• For aquarium use only – not for use in fish intended for human consumption.
• Use only as directed. Do not overdose or extend treatment unnecessarily.
• Store in a cool, dry place between 59°–86°F (15°–30°C).

Shipping & Returns

Shipping: Ground, Express, Priority, and International shipping available. View shipping policy.

Returns: Not satisfied? Check our refund policy for return instructions.

FAQs – Fish Sulfa 960mg 100 Tablets

What does Fish Sulfa treat?

It treats bacterial infections like fin rot, tail rot, gill disease, and columnaris in freshwater and saltwater ornamental fish.

Is Fish Sulfa safe for aquarium plants?

Yes, generally safe when dosed correctly, but monitor sensitive plant species during treatment.

Will it harm beneficial bacteria?

It may reduce beneficial bacteria. After treatment, replenish with a bacterial supplement to stabilize the ecosystem.

Can it be used in a community tank?

Yes, but quarantine is recommended for targeted treatment and to protect healthy fish from unnecessary exposure.

Can I feed fish during treatment?

Yes, feed normally but avoid overfeeding to reduce stress and maintain water clarity.

How soon will I see results?

Visible improvement is often seen within 24–48 hours. Full recovery depends on infection severity.

Does it affect invertebrates?

Use with caution. Some invertebrates may be sensitive to antibiotics—quarantine treatment is recommended in mixed tanks.

How long can I store the product?

Store in its original packaging in a dry place away from light. Check the expiration date before use.