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Powerful, quick acting and impressive, 4Fleas Tablets are a powerful flea treatment administered orally. As the first fully licensed, over the counter oral Flea treatment for cats and dogs, 4Fleas is a market leading flea product that kills all fleas on cats and dogs within 24 hours. With no contra-indication, 4Fleas has no side-effects and leaves no pesticidal residues in the fur or around the home. Suitable for use in conjunction with other flea and worming treatments, 4Fleas can be given to puppies and kittens over 4 weeks old (over 1kg). 100% safe to have contact with a pet treated with 4Fleas Tablets.
In addition to this flea treatment you may require an additional household spray to combat fleas which may not have yet hatched or dormant fleas in and around the house. Please click here to see the range of household sprays available.
Administer treatment whenever fleas are spotted on the animal. Maximum of 1 administration of tablets per day.
| Animal & weight | Product Name | Amount per administration |
| Cat | Cat (1-11kg) | 1 tablet per day |
| Puppies & dogs up to 11kg | Small Dogs & Puppies (1-11kg) | 1 tablet per day |
| Dogs over 11kg | Dogs (Over 11kg) | 1 tablet per day |
All prices include VAT where applicable.
| Overall | |
| Effectiveness | |
| Ease Of Use | |
| Value For Money | |
| Absence Of Side Effects |
Only verified purchasers of this product can leave a review.
Very good and effective product!
Customer recommends this product
I have used these for a few years and have found them to be easy to administer mixing with food and quick to kill fleas, usually within 15 minutes. Recommended.
Customer recommends this product
This is an excellent product to use between the spot on flea treatments
Customer recommends this product
As the cat is semi feral and does not appear to have a home have been crushing pills into food for the cat...drops out of the question at the moment as cat too nervous to allow such close contact.
Customer recommends this product
Worked as instructed on two dogs with 8 breeds between them. Hid the whole tablet in some ham, which was swallowed whole. Between one and two hours later, both dogs were more vocal, and itchier and unsettled. Then very tired.
They both lay down for ages, during which time tens of hidden fleas stumbled off their fur and died.
Others were shaken out later (I had thought that it was nowhere near as bad).
Overnight the flea dirt was gone too.
Despite washing and hoovering everything in the house, one of the dogs picked up a couple more, so she's had another tablet. So they are extremely effective, but residual eggs and rogue house fleas may still emerge.
Cant fault the fast action though
Customer recommends this product
Below are some recent questions we've received regarding 4Fleas Tablets for Dogs & Cats, including answers from our team.
Eugene
I’m trying to find out the effectiveness of the flea treatment?
4Fleas Tablets for Dogs & Cats are an over-the-counter oral flea treatment that effectively kills adult fleas within 24 hours of administration. They work by rapidly being absorbed into the bloodstream, where they interfere with the flea's nervous system, causing paralysis and death after a single feed. This mechanism significantly reduces the opportunity for flea egg production, which can help in controlling infestations.
K Evans
Hi, can this be used as a prevention measure? Or only if there are definitely fleas present?
4Fleas Tablets for Dogs & Cats are designed as a fast-acting treatment rather than a long-term preventative.
You'll need to combine it with a monthly-treatment for a prevention measure.
Ani Dee
How do I administer 4fleas tablets to my cat?
Gently tilt their head back. gently open their mouth using a finger on their incisor (front) teeth – avoid those sharp canines. pop the tablet in their mouth (towards the back of the tongue) and close their mouth. Stroke their throat downwards to encourage them to swallow – lip licking is usually a sign of success.
Jade Canning
Can this be used to prevent fleas in cats that don't have them
This tablet will not have a long lasting effect and so is not suitable for preventative use, only for treating an exisiting issue.
If you are looking for a preventative flea product then the only over the counter options are spot ons. Examples include Advantage or Frontline Plus.
Eli
Would it help a wild hedgehog, that we feed nightly and that we see on our camera scratching like mad?
This product is licensed for use in dogs and cats only, any use in other species is not advised and may be dangerous. It is recommended you contact your local wildlife center to discuss how you can help in this instance.
Claudia
Hi,can i wash the cat in the same day I give her this tablet for fleas Johnson's 4fleas Tablets for Cats and Kittens ?i brought a kitten yesterday but she have fleas and she is very dirty .thank you
Yes you can wash your cat and give these flea tablets, it should not affect the efficacy. I recommend reading our blog 'Help - my pet's got fleas!' for a comprehensive guide on clearing the issue. Tablets like 4Fleas are great as part of a good flea treatment protocol but will not clear the infestation if used alone.
Lyn Morey
How many doses can an adult cat have
This product is dosed as follows:
Administer treatment whenever fleas are spotted on the animal. Maximum of 1 administration of tablets per day.
This means you can dose at most once daily as many times as you like. However I strongly advise using a preventative product instead of just repeat dosing with this product. 4Fleas contains an ingredient that will last a day or so and NOT prevent against fleas. Spot on flea treatments like Advantage or Frontline Plus are advised instead for the long term.
Gigi
What is the active ingredient of these tablets please?
4Fleas tablets contain nitenpyram.
Jenny & Mouse
Mouse spends her life hunting in the fields and woods around us. Will this tablet cover everything she is likely to encounter...and eat?
These tablets only treat fleas, not mites and ticks. And it will not prevent against fleas. It is only active for the day or two after dosing. it is very effective at killing fleas on your cat in this time but it will not last for longer than this and so is not a suitable prresventative.
If you are looking for a preventative product against fleas/ticks then I advise checking out Frontline Plus or Seresto. Unfortunately there are no over the counter products that protect against mites, you will need a prescription from your vet to use a mite preventative.
Brenda Gore
Do these tablets kill mites as well?
These tablets kill fleas only, unfortunately there are no over the counter products that will kill mites. If your pet has a mite infestation then I recommend contacting your vet for a written prescription for an appropriate medication.