Our services
All-Russian Scientific Research Institute for Fundamental and Applied Parasitology of Animals and Plant – a branch of the Federal State Budget Scientific Institution “Federal Scientific Centre VIEV”

Mikrosal (Microsalum)

Mikrosal (Microsalum)


Mikrosal – is the anthelmintic drug containing the active ingredient Phenasal (niclosamide) which is used for treatment of helminthiasis in fishes. Phenasal possess a wide spectrum of cestodocidic effect on all stages of tape helminths parasitizing in the intestinal tract of animals, including birds and fish.

The drug is a fine-grained powder of gray-yellow color, odorless, tasteless, poorly soluble in water; is packed in paper bags (with plastic packaging) of 20 kg.

Mikrosal should be stored with precaution (list B) in the closed original packaging in a dry place, out of reach of children and pets, at a temperature from - 20° to +30 ° C.

The expiration date of the preparation is 1 year from the date of production when stored as prescribed storage conditions.

Regarding its impact on an organism, Mikrosal belongs to low-dangerous substances (the 4th class of danger in accordance with GOST 12.1.007-76); when applied in the recommended doses has no immunotoxic, sensitizing and teratogenic effects.

Dosage and administration
. Mikrosal is prescribed for treatment and prevention of cestodoses in pond cyprinid fishes  (bothriocephalosis, caviosis and caryophyllosis. Mikrosal is used with forage mixtures. The forage mixture containing 2% of Mikrosal is singly applied without the preliminary hungry diet in the standard way of free-access feeding.

The forage mixture with Mikrosal is prepared directly in the fish farm. For this purpose 98 kg of forage mixture is loaded directly into the mixer of any type, 2 kg of  Mikrosal are added and carefully mixed, then  25% of warm water added and  again carefully mixed. Before application the forage mixture with a pharmaceutical drug should be dried on air within 4-5 hours.

With the preventive purpose, the forage mixture  with Mikrosal is applied twice a year: the first time – at the end of April – the beginning of May and the second time – at the end of August – the beginning of September at water temperature in a reservoir not more than 15 ° C.

With the purpose of treatment, Mikrosal is applied in all seasons if the infestation by tape helminths is diagnosed.  

The medical forage mixture containing 2% of Mikrosal is the only feeding for fishes within one day.  Medical feeding is carried out within one day without preliminary hungry diet by the existing technology of feeding of fishes by the granulated sterns.

Before a mass dehelmintization, each series of Mikrosal is preliminary tested on fish from one pond, observing fishes within the next 3 days.

If there are no complications, the preparation can be used in all fish farming ponds.

The evaluation of the efficiency of treatment is carried out by helminthological dissection of 25 fishes from each pond before giving a medical forage and of 25 fishes on the fourth or fifth day of treatment. If necessary, Mikrosal is applied again 10-20 days after the first treatment.

The dehelmintization by Mikrosal in ponds with the lowered water level is not allowed.

The use of commodity fish for food purposes is allowed not earlier than 20 days after the dehelmintization.

Measures of precaution. General personal hygiene and safety precautions provided for work with veterinary drugs should be observed while working with Mikrosal.

All works must be carried out using special clothing (overalls, headwear, rubber gloves, a respirator).

Upon the termination of works, hands should be washed with warm soapy water, gloves should be washed and dried.

In case of accidental contact of the drug with the skin or mucous membranes it should be removed with a pad and rinsed with plenty of water.

It is prohibited to use containers from Mikrosal for food purposes.

Mikrosal should be kept out of the reach of children.

ДИПЛОМ микросал
In 2014, "Scientific Research Institute Parasitology named after K.I. Skryabin" was awarded a gold medal for the development and production of the drug "Mikrosal".

Download Certificate on Mikrosal in PDF format

Download Registration certificate on Mikrosal in PDF format

Download Permanent manual on Mikrosal in PDF format

The instruction is created by "All-Russian Scientific Research Institute of Fundamental and Applied Parasitology of Animals and Plants named after K.I. Skryabin" (Moscow).
Producer organization: FGBNU   All-Russian Scientific Research Institute of Fundamental and Applied Parasitology of Animals and Plants  named after K.I. Skryabin"  (117218, Moscow, B. Cheremushkinskaya St., 28, ph./fax 8 (499) 124-56-55).
The veterinary preparation is registered in the Russian Federation.
Registration number PVR-2-7.6/01878.