Expiration Date: Fix Mox 500 – EXP: 8/2027 Fix Mox 250 – EXP: 5/2027 Fix Flex 500 – EXP: 6/2027 Fix Flex 250 – EXP: 4/2026 Fix Doxy 100 - 30 – EXP: 2/2026 Fix Doxy 100 - 60 – EXP: 6/2026 Fix Flox 500 – EXP: 4/2027 Fix Pen 500 – EXP: 6/2026 Fix Sulfa 960 – EXP: 12/2028 Fix Zithro 250 – EXP: 6/2027 Fix Zole 500 – EXP: 2/2027 Fix Zole 250 – EXP: 12/2026 Fix Cin 150 – EXP: 8/2026 Reef Flux 200mg – EXP: 2/2027 Expiration Date: Fix Mox 500 – EXP: 8/2027 Fix Mox 250 – EXP: 5/2027 Fix Flex 500 – EXP: 6/2027 Fix Flex 250 – EXP: 4/2026 Fix Doxy 100 - 30 – EXP: 2/2026 Fix Doxy 100 - 60 – EXP: 6/2026 Fix Flox 500 – EXP: 4/2027 Fix Pen 500 – EXP: 6/2026 Fix Sulfa 960 – EXP: 12/2028 Fix Zithro 250 – EXP: 6/2027 Fix Zole 500 – EXP: 2/2027 Fix Zole 250 – EXP: 12/2026 Fix Cin 150 – EXP: 8/2026 Reef Flux 200mg – EXP: 2/2027

Fish Metronidazole

Fish Metronidazole – 250mg & 500mg Capsules | Fish Zole & Aqua-Zole

Fish Metronidazole is a powerful antiparasitic and antibacterial treatment used to address a variety of internal and external infections in aquarium fish. Available in both 250mg and 500mg capsules, this medication is ideal for treating Hexamita, Hole-in-the-Head Disease, Clostridium, and anaerobic bacterial infections. At FishAntibiotics.us, we offer trusted formulations like Fish Zole, Fish Zole Forte, Aqua-Zole, and Aquazole.

Whether you’re treating a freshwater cichlid tank or a marine reef environment, Metronidazole for fish is a go-to medication for both hobbyists and aquatic professionals. We ship fast across the U.S. — no prescription required.

Why Choose Fish Metronidazole?

✅ Effective against protozoa and anaerobic bacterial infections
✅ Available in 250mg and 500mg strengths
✅ Used in brands like Fish Zole, Fish Zole Forte, Aqua-Zole, Aquazole
✅ Safe for both freshwater and saltwater aquariums
✅ No vet prescription needed – ships from FishAntibiotics.us

Common Conditions Treated

Hexamita (Hole-in-the-Head Disease)
Internal protozoa infections
Clostridium and anaerobic bacteria
Bacterial gill infections and ulcers
Post-quarantine parasite management

FAQs – Fish Metronidazole (Fish Zole)

What is Fish Metronidazole used for?

Fish Metronidazole is used to treat internal protozoa, Hexamita, and anaerobic bacterial infections in aquarium fish.

Is Fish Zole the same as Metronidazole?

Yes. Fish Zole is a brand name for Metronidazole 250mg or 500mg capsules for aquarium use. Fish Zole Forte refers to the 500mg strength.

What are Aqua-Zole and Aquazole?

These are alternative brand names for Fish Metronidazole. They are often used in professional marine aquarium treatments.

Can I use Fish Metronidazole in a saltwater tank?

Yes. Fish Metronidazole is safe for both freshwater and marine systems. Always remove carbon filtration during treatment.

How do I dose Fish Zole?

The common dose is 250–500mg per 10 gallons daily for 5–10 days, depending on condition severity. Always monitor water quality.

Explore Related Fish Antibiotics

Order Fish Metronidazole today in 250mg or 500mg strengths and give your fish the powerful treatment they need to recover and thrive. Fast shipping. No vet approval required.