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Crustacid powder

1 kg, 10 kg
1 kg, 10 kg

Drug to treat fish lernaeasis and argulusis

Release form:

10 kg polymeric bucket.

Product benefits:

  •  Provides combined effect on maxillopods.
  •  Absolutely safe for fish.
  •  Suitable for medical feed mix preparation by any available method.

Chemical composition and pharmacological properties

1 g of Crustacid contains 10 mg of diflubenzuron as an active ingredient.
It is a drug against maxillopods. Diflubenzuron (a component of the drug) has harmful effect on crustaceans parasitizing fish.
Mechanism of action is based on chitine formation inhibition in cuticle of lernaea and argulus. As a result, covering integrity damage and molting block cause death of maxillopods.


Use to treat fish lernaeasis and argulusis.


Not available.

Dosage and administration

Daily dose is 0.3 g per 1 kg of body weight, administered with feed within 14 days in succession. Feed amount is calculated on the base of daily consumption by free group feeding. Water temperature must be ≥ 20°С.

Adverse events

Overdose: potential body blackening, decrease in mobility and reaction to exogenous irritants. In this case stop feeding, increase water exchange and aeration.

Special warnings

Fish can be caught and eaten in 16 days after the last drug administration.


Store in closed original package. Protect from moisture. Store separately from food and animal feeding at -10…+30°С. Shelf life is 2 years from manufacturing date.

Pharmaceutical form

10 kg polymeric bucket.

The information provided in this catalog is for reference only. There may be some changes in the characteristics, packaging and packaging of products.

AVZ reserves the right to make such changes without notice. You can get full information about the updated products from your personal manager or your nearest AVZ dealer.

All drugs for veterinary use from this catalog may be contraindicated and when using it is necessary to familiarize yourself with the Instructions for Use.

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