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Ivermectin Injection 1%

A clear, colourless, slightly viscous, sterile solution containing 1% w/v ivermectin (10 mg/mL).


Product Description

Product Description


A clear, colourless, slightly viscous, sterile solution containing 1% w/v ivermectin (10 mg/mL).


It is indicated for the effective treatment and control of the following harmful parasites of cattle and pigs:

Cattle - Gastrointestinal roundworms (adult and fourth stage larvae): Ostertagia spp (including inhibited O. ostertagi), Haemonchus placei, Trichostrongylus axei, Trichostrongylus colubriformis, Cooperia spp, Oesophagostomum radiatum, Nematodirus helvetianus (adult), N. spathiger (adult). Lungworms (adult and fourth stage larvae): Dictyocaulus viviparus. Warbles (parasitic stages): Hypoderma bovis and H. lineatum. Mange mites: Psoroptes bovis, Sarcoptes scabiei var. bovis. Sucking lice: Linognathus vituli, Haematopinus eurysternus. The use of the product in cattle should take into account geographical differences in the occurrence patterns of parasites.

Pigs - Gastrointestinal worms (adult and fourth stage larvae): Ascaris suum, Hyostrongylus rubidus, Oesophagostomum spp, Strongyloides ransomi (adult and somatic larval stage). Lungworms: Metastrongylus spp. (adult). Lice: Haematopinus suis. Mange mites Sarcoptes scabiei var. suis.

Dosage and administration

Each mL contains 10 mg of ivermectin sufficient to treat 50 kg bodyweight of cattle, and 33 kg bodyweight of pigs. Replace with a fresh sterile needle after every 10 to 12 animals. Massage the injection site after administration of the product. Injection of wet or dirty animals is not recommended.

Cattle – it should be given only by subcutaneous injection at the recommended dosage level of 200 microgram ivermectin per kg bodyweight under the loose skin in front of, or behind, the shoulder in cattle. This is equivalent to 1 mL per 50 kg bodyweight. The volume administered per injection site should not exceed 10 mL.

Pigs - The recommended dosage level is 300 microgram ivermectin per kg bodyweight. This is equivalent to 1 mL per 33 kg bodyweight. The recommended route of administration is by subcutaneous injection into the neck.

Young Pigs - Especially those below 16 kg for which less than 0.5 mL is indicated, dosing accurately is important. The use of a syringe that can accurately deliver as little as 0.1 mL is recommended.

Contra-indications, warnings, etc

Do not use in animals with known hypersensitivity to the active ingredient. Do not administer by intravenous or intramuscular route.

It has been formulated specifically for use in cattle and pigs only. Dogs and cats may be adversely affected by the concentration of active substance in this product if they are allowed to ingest spilled product or have access to used containers.

It can be administered to beef cows at any stage of pregnancy or lactation provided that the milk is not intended for human consumption. It can be used in breeding sows and boars and will not affect fertility. It can be given to all ages of animals including young calves and piglets.

Withdrawal periods: Cattle - must not be treated within 42 days of slaughter for human consumption. Do not use in cattle producing milk for human consumption or in dairy cows within 60 days prior to calving. Pigs - must not be treated within 28 days of slaughter for human consumption.

EXTREMELY DANGEROUS TO FISH AND AQUATIC LIFE. Do not contaminate surface waters or ditches with the product or used container.

Pharmaceutical precautions

Administer the product only subcutaneously because intramuscular administration causes persistent drug residues at the site of injection.

This product does not contain an antimicrobial preservative. This product must not be mixed with other veterinary medicinal products. Avoid the introduction of contamination during use. Swab septum before removing each dose. Following withdrawal of the first dose, use the product within 28 days.

Any unused veterinary medicinal product or waste materials derived from such veterinary medicinal products should be disposed of in accordance with local requirements.

Keep out of the reach of children.

Legal category


Packaging Quantities

10ml, 50ml, and 100ml packed in glass bottles; 50ml and 100ml packed in plastic vials

Further information

Ivermectin belongs to the avermectin (3-AV) class of anthelmintic endectocides. Alstomec Injection is well tolerated and has a wide safety margin. Alstomec injection can be used concurrently without adverse effects with foot and mouth disease vaccine or clostridial vaccine, given at separate injection sites.

Cattle: Transitory discomfort has been observed in some cattle following subcutaneous administration. A low incidence of soft tissue swelling at the injection site has been observed. These reactions have disappeared without treatment.

Pigs: Mild and transient pain reactions may be seen in some pigs following subcutaneous injection. All these reactions disappeared without treatment.

Precautions to be taken by the person administering the product to animals: Do not smoke or eat while handling the product. Wash hands after use. Take care to avoid self administration: the product may cause local irritation and/or pain at the site of injection. In case of accidental self-injection or ingestion seek medical advice taking bottle and package leaflet to the physician.