CattleSmallholder Supplies

Closamectin Injection for Cattle

£52.94(exc VAT)£63.53(inc VAT)

Closamectin treats mixed trematode (liver fluke) and nematode or arthropod infestations due to gastrointestinal roundworms, lungworms, eyeworms, warbles, mites and lice of cattle.

Closamectin Injection is a ready-to-use solution, containing Ivermectin 0.5% w/v and Closantel 12.5% w/v.

Gastrointestinal roundworms: Ostertagia ostertagi (including inhibited larval stages), Ostertagia lyrata (adult), Haemonchus placei (adult and immature), Trichostrongylus axei (adult and immature), Trichostrongylus colubriformis (adult and immature), Cooperia oncophora (adult and immature), Cooperia punctata (adult and immature), Cooperia pectinata (adult and immature), Oesophagostomum radiatum (adult and immature), Nematodirus helvetianus (adult), Nematodirus spathiger (adult), Strongyloides papillosus (adult), Bunostomum phlebotomum (adult and immature), Toxocara vitulorum (adult), Trichuris spp.

Lungworms: Dictyocaulus viviparus (adult and 4th stage larvae)

Liver Fluke (trematodes): Fasciola gigantica, Fasciola hepatica. Treatment of fluke at 12 weeks (mature)>99% efficacy. Treatment of fluke from 7 weeks (late immature) >90% efficacy.

Eyeworms (adult): Thelazia spp.

Cattle grubs (parasitic stages): Hypoderma bovis, Hypoderma lineatum

Lice: Linognathus vituli, Haematopinus eurysternus, Solenopotes capillatus

Mange Mites: Psoroptes ovis (syn P communis var bovis), Sarcoptes scabiei var bovis

Closamectin Injection may also be used as an aid in the control of the biting louse Damalinia bovis and the mange mite Chorioptes bovis, but complete elimination may not occur.

Legal Category: POM-VPS


Closamectin Injection should be administered at a dosage rate of 200 mcg ivermectin per kg and 5mg closantel per kg bodyweight. It should be injected subcutaneously in the middle portion of the neck using the aseptic technique. A maximum volume of 10ml should be administered at any one site with any residual volume administered at another site in the neck. The first dose should be injected in the right neck with any residual volumes injected into separate sites on the left and right neck. A sterile 16-gauge, one-inch needle is recommended. Use of a draw-off needle is recommended to avoid excess broaching of the stopper.

Withdrawal Period

Animals must not be slaughtered for human consumption during treatment. Cattle must not be slaughtered within 49 days of treatment for human consumption. Do not use in cattle producing milk for human consumption. Do not use in non-lactating dairy cows including pregnant heifers within 60 days of calving. Do not use any closantel-containing products during the 49 day withdrawal period.

Size: 250ml, 500ml

Norbrook Datasheet

For the most up to date information about this product please look up the Summary of Product Characteristics (SPC) on the VMD webpage Product Information Database

  • 250mlPrice: £52.94(exc VAT)
    1. This medicines is classified POM-VPS or NFA-VPS and requires a Registered Qualified Person (RQP) to prescribe and dispense the product. You must check the box below before you can add this item to your basket. This product can cause harm to your animal if the guidelines of the product are not followed. Please tick and fill in the following:
    2. You have read the Summary of Product Characteristics (SPC). You have read the warnings and contra-indications and are aware of any withdrawals periods. You will use the product in accordance with the manufacturers direction set out in the SPC. If you are still unsure you will contact our RQP.
    3. I wish to be contacted by a RQP to discuss this product further.
Closamectin Injection for Cattle
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