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Fish Fungus

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Product Overview

How To Use

What’s in it?


Questions & Answers

Product Description

Fish Fungus contains ketoconazole, which treats a variety of fungal and bacterial infections in ornamental aquarium fish.

What is Fish Fungus?

Fish Fungus uses ketoconazole to treat a range of bacterial and fungal infections in ornamental fish aquariums.

Who is Fish Fungus for?

For use in aquarium, ornamental, and exotic fish.

Why use Fish Fungus?

Fish Flox uses ciprofloxacin to treat saltwater and freshwater furunculosis. It is useful for controlling flexibacteria, vibrios, and aeromonads, and treating black patch necrosis, saddleback, and fin rot.

How does Fish Fungus work?

Ciprofloxacin is a broad-spectrum antibiotic that is effective against gram-negative and some gram-positive bacteria in fish.


Thomas Laboratories

Active ingredient(s):

Each tablet of Fish Fungus contains 200 mg of Ketoconazole.

How is Fish Fungus sold?

Fish Fungus is sold in bottles of 30 count and 100 count tablets.

What special precautions are there?

  • Keep out of reach of animals and children.
  • Not for use in fish intended for human consumption.

How can I store Fish Fungus?

Store in a dry and cool environment. 15°-30°C (59°-86°F.)

Helpful Tips:

Keep container sealed


Dosage & Administration: Add one tablet into aquarium for each 50 gallons of water to be treated. Repeat in 24 hours. It has been suggested that a partial water change be made between treatments. While duration of the treatment depends on type and severity of the infection, it is recommended that extended baths in the medication continue for a minimum of 5 days and for not more than 10 days. Discontinue treatment with this medication if no improvement noted within 5 days. To remove harmless yellow color, simply change 20% of water and use charcoal filter until color clears.
Dogs and Cats: Dog - 10-15 mg/Kg (5-7 mg/lb) every 8-12 hours orally. Cat - 5-10 mg/Kg (2-5 mg/lb) every 5-12 hours orally. Fish Fungus is commonly given off-label to small animals. Clinical use includes dermatophytes (ringworm) and systemic fungi (Histoplasma, Blastomyces, Coccidioides. Also effective against malassezia (yeast) dermatitis. Do not administer to pregnant animals.
• Monitor liver enzymes for evidence to toxicity.

Main Ingredients

Ketoconazole 200 mg

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Fish Fungus

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