Your cart is empty
Continue shoppingYou might like
SKU:
Couldn't load pickup availability
Seachem MetroPlex Fish Medication for Protozoan Parasites and Internal Bacterial Infections – 5g / 10g.
Seachem MetroPlex is a professional-grade aquarium medication specifically designed to treat protozoan parasites and anaerobic bacterial infections in both freshwater and marine fish. Recognized globally by aquarists for its reliability, safety, and effectiveness, MetroPlex provides rapid relief from some of the most common and stubborn fish diseases, including Ich (White Spot), Hole in the Head, and Velvet Disease.
This medication features the active ingredient Metronidazole, a powerful yet gentle antimicrobial compound that targets internal infections without disturbing your tank’s delicate biological balance. Unlike many harsh chemical treatments, Seachem MetroPlex poses little danger of overdose and has no negative impact on the bio-filter, ensuring your aquarium ecosystem remains healthy and stable during treatment.
Whether you are dealing with internal parasites, bacterial bloating, or stubborn external infections, MetroPlex offers a reliable, science-backed solution trusted by aquarists around the world.
Treats protozoan and bacterial diseases effectively: Ideal for combating Ich, Hole in the Head, and Velvet Disease.
Safe for all aquariums: Suitable for both freshwater and marine environments, including sensitive species.
No impact on biological filtration: Maintains water quality and beneficial bacteria.
Minimal risk of overdose: Safe even for beginners or when exact measurement is difficult.
Ideal for medicated food mix: Perfect for targeting internal infections and preventing reinfection cycles.
Fast-acting formula: Begins working quickly to reduce symptoms like flashing, loss of appetite, and lethargy.
Ich (White Spot Disease): A common external parasite that appears as white cysts on the body and fins. MetroPlex halts its spread effectively.
Hole in the Head Disease: Common among cichlids and discus, it causes pitting on the head and lateral line. MetroPlex aids internal recovery and prevents recurrence.
Velvet Disease: Caused by Oodinium parasites, it gives fish a dusty gold or white coating. MetroPlex combats the infection internally and supports healing.
Dose: Use 1–2 scoops (as provided) per 40 liters (10 US gallons) of water.
Frequency: Dose every 48 hours for up to 3 weeks, depending on severity.
For Internal Infections: Mix MetroPlex with fish food using Seachem Focus to create a medicated food blend. Feed for at least 1–2 weeks.
For External Infections: Dose directly into the water column as per instructions.
Note: Always remove activated carbon and Purigen® during treatment. Resume after treatment completion to restore clarity.
Aquarium health issues can escalate quickly if not treated correctly. Seachem MetroPlex offers aquarists a proven, science-driven, and reef-safe solution that doesn’t compromise filtration or water quality. Its flexibility allows it to be used alone or combined with other Seachem medications such as Focus, KanaPlex, or NeoPlex for more complex infections.
Whether you are treating a community tank, breeding setup, or marine reef, MetroPlex ensures a safe, controlled, and efficient recovery process—keeping your fish healthy, active, and disease-free.
Freshwater and Marine Fish Tanks
Discus, Cichlids, Bettas, Goldfish
Reef Aquariums (when used as food mix)
Internal and External Bacterial or Parasitic Infections
If your aquarium fish are showing signs of internal infection, loss of appetite, or visible parasitic symptoms, Seachem MetroPlex is the ultimate solution. It delivers professional-grade treatment results, preserves the natural balance of your aquarium, and helps restore your fish to full health quickly and safely.
