Seachem Laboratories PolyGuard Bacterial Fungal and Parasitic Diseases Treatment 0.4-oz
Seachem Laboratories PolyGuard Bacterial Fungal and Parasitic Diseases Treatment 0.4-oz








Seachem Laboratories PolyGuard Bacterial Fungal and Parasitic Diseases Treatment 0.4-oz
Seachem Laboratories PolyGuard Bacterial Fungal and Parasitic Diseases Treatment 0.4-oz
Key Benefits
- Treats bacterial, fungal & parasitic diseases
- Broad-spectrum for uncertain aquarium illnesses
- Supports exotic fish in complex infections
- Fast-acting & highly effective medication
- Safe removal with activated carbon afterward

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Description
Description
Keep your aquarium fish safe with one of the most reliable and comprehensive treatments available. Ensure a healthy aquatic environment by protecting fish from multiple common diseases. Seachem Laboratories PolyGuard Bacterial Fungal and Parasitic Diseases Treatment 0.4-oz offers broad-spectrum protection that helps aquarists treat their fish confidently. Seachem PolyGuard is specially formulated to combat bacterial, fungal, and parasitic infections in freshwater fish, making it a trusted solution when the exact cause of illness is unknown. As part of the marine supplements range, it provides a strong safeguard against disease outbreaks, helping fishkeepers maintain thriving aquariums with ease.
Key Benefits:
- Seachem PolyGuard treats bacterial, fungal, and parasitic diseases in freshwater aquariums.
- Broad-spectrum action is ideal when the exact illness is uncertain.
- Supports exotic fish health during multiple or complex infections.
- Powerful medication designed for rapid and effective treatment.
- Easily removed with activated carbon after the treatment cycle.
Ingredients & Analysis
Ingredients & Analysis
Ingredients |
Composition |
Sulfathiazole |
36% |
Malachite Green |
1.90% |
Nitrofurantoin |
0.14% |
Nitrofural |
0.14% |
Quinacrine Dihydrochloride |
0.27% |
Excipients (inactive) |
61% |
Guaranteed Analysis:
N/A
Attributes OR Specification
Attributes OR Specification
Freshwater fish medication
Powder formulation
Bacterial, fungal & parasitic treatment
Sulfathiazole, Malachite Green, Nitrofurantoin, Nitrofural, Quinacrine
Freshwater ornamental fish (not for invertebrates)
safety and precautions
safety and precautions
- Not safe for use with invertebrates (e.g., shrimp, snails, corals).
- Ensure stable water quality before dosing, as poor conditions worsen disease.
- Do not overdose; follow dosing instructions carefully.
- Keep away from children and pets.
- For ornamental fish only; not for animals intended for human consumption.
Direction
Direction
- Remove all invertebrates before starting treatment.
- Turn off UV filters, ozone filters, and remove chemical filtration
- Dose 1 included measure per 40 L (10 US gallons) of water.
- After treatment, remove Seachem PolyGuard with activated carbon filtration.
- For aquarium use only; not for human or animal consumption.





