Description
Aquasonic Bio-Tet 25 Tabs – Broad-Spectrum Antibiotic for Freshwater Marine Aquariums
Aquasonic Bio-Tet 25 Tabs (SKU: AQS12) is a broad-spectrum antibiotic medication formulated to combat systemic bacterial infections in freshwater fish. Powered by tetracycline-based compounds, Bio-Tet treats internal bacterial conditions, fin and tail rot, bacterial ulcerations, columnaris, and mouth fungus. It also helps control red slime algae (cyanobacteria), a frequent problem in marine and reef systems. The pre-measured tablet format ensures accurate dosing for targeted treatments in isolation or main aquariums.
Usage & Application
When to Use
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Systemic Bacterial Diseases: Treat internal bacterial septicemia, dropsy-like swelling, or red streaks on skin and fins.
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Advanced Fin & Body Rot: Apply when bacterial decay causes severe erosion of fins, tails, or mouth tissue.
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Ulcers & Open Sores: Use on fish suffering from bacterial lesions caused by injuries or aggression.
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As a preventative treatment in quarantine(hospital tanks) or acclimation tanks.
How to Use
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Remove active carbon and turn off UV sterilisers.
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Dosage Rate: Add 1 tablet per 50 L of aquarium water.
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Crushing or pre-dissolving tablets in water prior to addition ensures rapid distribution. A red tint in the water indicates the medication is active.
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Treat every 24 to 48 hours for 3 to 5 consecutive days, performing a 20% to 25% water change prior to each new dose.
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On the 6th day, conduct a final 30% water change and restore carbon filtration upon completing the course.
- Extended use may impact beneficial bacteria. Use in a hospital or quarantine tank whenever possible.
Product Specifications & Highlights
Key Features
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Tetracycline-Based Antibiotic: Powerful systemic treatment against Gram-positive and Gram-negative bacteria.
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Treats Advanced Bacterial Conditions: It has a wide-range bacterial treatment property that targets tetracycline-sensitive bacteria responsible for fin rot, ulcers, cloudy eyes, columnaris, bacterial mouth rot, red skin ulcers, and other bacterial infections.
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Red Slime Algae Control: Helps eliminate cyanobacteria that cause red slime algae, making it suitable for marine and reef aquariums.
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Pre-Dosed Tablet Form: Eliminates liquid measurement errors for consistent dosing.
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Visible Treatment Indicator: Temporarily turns aquarium water red during treatment, indicating active medication. The colour naturally fades within approximately one week.
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Ideal for Hospital Tanks: Highly recommended for targeted treatment in quarantine or hospital aquariums.
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Compatible with Multiple Aquarium Types: Safe for use in freshwater tanks, planted aquariums, reef systems, and fish-only marine setups when used as directed.
Product Details
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Brand: Aquasonic (Australia)
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SKU: AQS12
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Product Type: Medications / Antibacterial Treatment
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Quantity: 25 Tablets
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Target Environment: Freshwater, planted, reef, and marine aquariums
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Active Ingredient: Tetracycline
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Use: Treat bacterial infections and control cyanobacteria in aquariums


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