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Bottle of Aqua-Zole Metronidazole   – Fish Antibiotics with label on a white background

Aqua Zole 250mg  Fish Antibiotics Tablets

Powerful Protection for Healthy Aquarium Fish

Aqua Zole (Metronidazole) Fish Antibiotics are a reliable treatment for managing both bacterial and protozoan infections in aquarium fish. This broad-spectrum medication helps fight common conditions such as hole-in-the-head disease, gill flukes, fin rot, internal parasites, and white spot (Ich), supporting the health and vitality of your fish.

Designed for use in both freshwater and saltwater aquariums, Aqua Zole dissolves quickly in water, ensuring effective and uniform distribution for a healthier, stress-free aquatic environment.


Important Notice

This product is intended for fish use only. Not for human consumption. We do not sell or recommend this product for human use.


Benefits of Aqua Zole (Metronidazole)

  • Targets Protozoan Parasites: Effective against Ichthyophthirius (Ich), Hexamita, and Costia, including “hole-in-the-head” and “white spot” disease.

  • Kills Harmful Anaerobic Bacteria: Treats bacterial conditions such as fin rot, tail rot, and internal infections.

  • Internal & External Treatment: Works for infections in the skin, gills, digestive tract, liver, and other organs.

  • Preserves Beneficial Bacteria: Minimizes impact on good bacteria that maintain water quality.

  • Speeds Recovery: Helps fish heal faster, reduces stress, and restores appetite and natural behavior.

  • Freshwater & Saltwater Safe: Designed to work effectively in any aquarium environment.


How to Use Aqua Zole (Metronidazole) Tablets

  • Dosage: Add one 250mg tablet per 10 gallons of aquarium water.

  • Frequency: Repeat treatment every 24 hours with a partial water change between doses.

  • Duration: Continue for 5–10 days depending on severity.

  • If no improvement after 5 days: Stop treatment and consult an aquarist or aquatic veterinarian.


Ingredients

  • Active Ingredient: Metronidazole 250mg (per tablet)

  • Other Components: Inert binders to maintain tablet stability and solubility.


Possible Side Effects

  • Temporary lethargy in sensitive fish.

  • Harmful to invertebrates (shrimp, snails, corals). Remove them during treatment.


Precautions

  • For aquarium use only.

  • Not for fish intended for human consumption.

  • Remove activated carbon filters during treatment.

  • Monitor water quality closely during and after treatment.


Storage

  • Store in a cool, dry place at 59°–86°F (15°–30°C).

  • Keep tightly closed and away from moisture and direct light.


FAQs – Aqua Zole (Metronidazole) Fish Antibiotics

What is Aqua Zole used for?
Aqua Zole treats bacterial and protozoan infections such as Hexamita, Ich (white spot), gill flukes, and internal parasites in aquarium fish.

How does Aqua Zole work?
Metronidazole disrupts DNA synthesis in harmful protozoa and anaerobic bacteria, stopping infections at the source.

Can it be used preventively?
No. Aqua Zole should be used only for active infections. Overuse may cause antibiotic resistance.

Is it safe for all fish?
Safe for most freshwater and saltwater fish when dosed correctly. Not safe for invertebrates (shrimp, snails, corals).

Can it be used for new fish in quarantine?
Yes, but only if symptoms are present. Do not use unnecessarily.

Can Aqua Zole be combined with other treatments?
Avoid mixing medications unless advised by a vet or experienced aquarist.

Is it reef-safe?
No, it is harmful to invertebrates like corals, snails, and shrimp. Remove them before dosing.

When will I see results?
Most fish improve within 3–5 days (increased activity, appetite return, reduced symptoms). Continue treatment as directed for full recovery.

What precautions should I take after treatment?
Perform a partial water change, reintroduce activated carbon, and monitor water parameters before returning sensitive species.

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