Metronidazole Powder – Protozoa & Internal Parasite Treatment for Aquarium Fish

Metronidazole Powder is a treatment compound commonly used by experienced aquarists when managing protozoan and internal parasite issues affecting ornamental aquarium fish.

In the aquarium hobby, metronidazole-based treatments are often used when fish exhibit symptoms associated with internal parasites or protozoan infections. It may also be used in combination with other compatible aquarium treatments when broader fish health support is needed.

Metronidazole is commonly used by aquarists in both freshwater and marine aquariums.

Common Aquarium Issues This Product Supports

Aquarists commonly use metronidazole-based treatments when managing:

• Internal protozoan parasites
• Hexamita-type infections
• Digestive tract parasite issues
• Protozoan-related stress in aquarium fish

Treatment Instructions

Remove active carbon, Purigen, ChemiPure or other similar media that would remove medication from the tank. Turn off UV Sterilizers as well. Dosed at 1/4 teaspoon per 20 gallons of water after a 25% water change. Continue treatment for 7-10 days, max 14 days.

Maintain good water quality during treatment and monitor fish behavior and aquarium parameters closely throughout the treatment period.

Some aquarists may choose to combine metronidazole with other compatible aquarium treatments when addressing more complex fish health issues.

Important Use Information

All products in this section are intended for ornamental aquarium fish only and are not intended for human consumption or for fish used for food production.

By placing an order, you acknowledge and agree to our Ornamental Fish Medications Guidelines:

This product is dropshipped directly from our trusted supplier to ensure quality and proper handling. Availability may vary depending on supplier inventory.