Dosage levels of all our products are determined by your pet’s weight. So you must accurately weigh your pet before using this product. Your cat must be a minimum weight of 1 kg and over 6 weeks old to be able to use Worm Screen for cats. Please see the  product page for our helpful dosage guidance table for this product.

Official veterinary guidance advises that cats should be wormed a minimum of every 3 months (4 times per annum). However dependent on your pets lifestyle there may be increased risk factors that could indicate more frequent monthly de-worming is required. Please see our advice on key risk factors for more information. If you are unsure of the frequency you should be de-worming your pet then refer to your vet for further advice. (See next question)  

Kittens may be wormed with this product from 0.5kg weight if over 8 weeks of age. With roundworms infestation, especially in kittens, complete elimination cannot be expected.

It is therefore recommended that repeat treatments should be carried out with an alternative suitable roundworm product (e.g.  Worm Screen) at 14 day intervals until 2-3 weeks after weaning.

This medicine as been approved by the UK Government Veterinary Medicines Regulator. The treatment actives in Worm Screen for cats are very established with a long track record for safety with your cat. 

However if your pet has ever reacted to any of the active ingredients in this product then this product should not be used. 

If you are unsure please check for more information on the product information leaflet for this product or speak to your vet.        

Fleas can carry a species of tapeworm so if your pet does suffer a flea infestation it is important to ensure your pet’s worming schedule is up to date with a product such as Worm Screen that is effective against tapeworm.       

This product is designed for the treatment of mixed infestations with roundworms, hookworms and tapeworms in cats, caused by:

Roundworms (adult stages): Toxocara cati (syn. mystax) 

Hookworms (adult stages) : Ancylostoma tubaeforme, Ancylostoma braziliense 

Tapeworms: Echinococcus multilocularis, Dipylidium caninum, Hydatigera (Taenia) taeniaeformis, Mesocestoides spp., Joyeuxiella pasqualei.

Yes, Flea Screen and Worm Screen products can be used together and treat different types of parasites. For all products follow dosage guidelines and product usage advice provided in the product information leaflet in pack. 

This product is classified by the UK veterinary medicine regulator for sale at retail and online stores. It does not require a vet prescription to buy.    

If you realise you are late giving your pets regular dose of Worm Screen, apply a new treatment and then continue dosing on the required cycle from that date.