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Fritz Maracyn Oxy 4 fl oz | Multi-Purpose Aquarium Treatment

Fritz Maracyn Oxy 4 fl oz is an oxygen-based aquarium treatment designed to help control common external bacterial and fungal issues in freshwater and saltwater aquariums. It is commonly used for external concerns such as fin rot, mouth fungus, cotton-like fungal growth, minor external sores, and other visible surface infections on fish.

Maracyn Oxy works by releasing active oxygen, making it a useful option for treating fish in quarantine tanks, hospital tanks, or display aquariums when appropriate. It can also help support a cleaner aquarium environment during treatment when used according to the label directions.

Key Features

  • Oxygen-based aquarium fish treatment
  • Helps treat external bacterial and fungal infections
  • Commonly used for fin rot, mouth fungus, external sores, and cotton-like fungal growth
  • Can be used for full-tank treatment when directed
  • For freshwater and saltwater aquariums
  • Useful for quarantine and hospital tanks
  • 4 fl oz bottle is great for smaller treatment needs

Treats

  • Fin and tail rot
  • Mouth fungus / cotton mouth
  • Cotton-like fungal growth
  • Minor external sores
  • External bacterial infections
  • External fungal infections

Great For

  • Freshwater aquariums
  • Saltwater aquariums
  • Quarantine tanks
  • Hospital tanks
  • Fish showing external infection symptoms
  • Smaller aquariums or targeted treatment needs

Directions for Use

Use according to the instructions on the bottle. A common dosing guideline is 1 teaspoon, or 5 mL, per 10 gallons of aquarium water. Repeat every 24 hours for up to 5 days or as directed by the product label.

Remove carbon, resins, and other chemical filtration during treatment. Increase aeration and monitor fish behavior and water quality throughout the treatment period.

Important Note

Whenever possible, treat sick fish in a quarantine or hospital tank. Use caution with sensitive livestock, including shrimp, snails, corals, and other invertebrates. Do not mix medications unless the manufacturer specifically states they can be used together.

Product Details

  • Brand: Fritz Aquatics
  • Product: Maracyn Oxy
  • Size: 4 fl oz / 118 mL
  • Use: Freshwater and saltwater aquariums
  • Treatment Type: Oxygen-based antibacterial and antifungal aquarium treatment
  • Common Dosage: 1 teaspoon / 5 mL per 10 gallons, or as directed

Frequently Asked Questions

What does Fritz Maracyn Oxy treat?

Fritz Maracyn Oxy is commonly used to help treat external bacterial and fungal issues such as fin rot, mouth fungus, cotton-like fungal growth, minor external sores, and other visible surface infections on fish.

Can Fritz Maracyn Oxy be used in freshwater aquariums?

Yes. Fritz Maracyn Oxy can be used in freshwater aquariums when dosed according to the label directions.

Can Fritz Maracyn Oxy be used in saltwater aquariums?

Yes. Fritz Maracyn Oxy can be used in saltwater aquariums when used as directed. For reef aquariums, a hospital tank is usually the safer option.

Is Fritz Maracyn Oxy safe for plants and invertebrates?

Use caution with sensitive plants and invertebrates. While it may be used in some display tanks, a hospital or quarantine tank is recommended whenever possible, especially if the aquarium contains shrimp, snails, corals, or other sensitive livestock.

Can I use Fritz Maracyn Oxy with other medications?

Do not combine medications unless the manufacturer specifically says they can be used together. Avoid mixing with other oxidizing treatments or products unless directed by Fritz.

Do I need to remove carbon during treatment?

Yes. Remove activated carbon, resins, and other chemical filtration during treatment so the medication is not removed from the water.

Should I increase aeration while using Fritz Maracyn Oxy?

Yes. Increasing aeration during treatment is a good practice and helps support fish while medication is in use.

Shop Fritz Maracyn Oxy at Tropical Treasures Wyo

Fritz Maracyn Oxy 4 fl oz is a useful aquarium treatment to keep on hand for external bacterial and fungal concerns in freshwater and saltwater fish. Shop Fritz Maracyn Oxy at Tropical Treasures Wyo in Cheyenne, Wyoming.


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