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Capstar Flea Tablets for Cats and Small Dogs, 6 × 11.4 mg

Capstar Flea Tablets are oral flea treatment for cats and small dogs weighing 1–11 kg. The listing says the tablets start killing fleas within 15–30 minutes and can be given directly or wrapped in a treat, but it also says to follow up with a preventative treatment to help prevent future infestations.

At a glance

  • The listing claims flea killing starts within 15–30 minutes, with 95–100% of adult fleas eliminated within six hours.
  • Tablets may be given directly or wrapped in a treat, according to the listing.
  • The listing positions this as a fast-acting treatment and recommends a separate preventative product to help guard against future infestations.
Price
£22.56Save 15%

Reference price: £26.55

Price checked: 13 Nov 2026

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Often bought together

Pros and cons

Pros

  • Oral tablet format offers an alternative to topical flea treatments.
  • The listing provides a defined weight range of 1–11 kg for cats and small dogs.
  • Customer feedback reports ease of administration and perceived effectiveness.

Technical specifications

13 specifications
Identity
BrandCapstar
ModelCA492083WAA
FormTablets
Active ingredientNitenpyram
Target speciesDog, Cat
Weight rangeDogs & Cats 1kg to 11kg (6 pack)
Use and composition
Tablet strength11.4 mg
Pack quantity6 x 11.4 mg Tablet
Age rangeAdult
ScentNo scent
Allergen informationAllergen-Free
Listed dog breed sizesExtra Small, Medium, Small
Dimensions and installation
Weight listed0.02 Pounds

What to know before buying

  • This is described as a rapid flea treatment, not ongoing prevention. The listing recommends following up with a preventative treatment. Follow product directions and confirm suitability for your pet with a veterinary professional if unsure.
  • The stated killing timeline and flea-elimination percentages are listing claims, not independently verified results.

What’s in the box

Included
  • Flea treatment

Who is it for?

A good fit for

  • Owners seeking an oral flea treatment for adult cats or small dogs in the stated 1–11 kg range.
  • Buyers who want tablets that can be given directly or wrapped in a treat.

Less suited to

  • Pets outside the stated 1–11 kg range, or buyers looking for a product presented as long-term flea prevention.
Capstar Flea Tablets for Cats and Small Dogs, 6 × 11.4 mg · photo 2
Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 754 ratings
  • 5 stars72%72%
  • 4 stars11%11%
  • 3 stars6%6%
  • 2 stars4%4%
  • 1 star7%7%

Customer feedback describes the tablets as effective and easy to administer, with some reporting that they work quickly. Views on cost and how long the effects last are mixed, and reports about side effects also vary, including cats stopping scratching and others experiencing distress. For buyers considering this product as a short-term treatment, the positive reports align with its listed rapid-action purpose, but feedback does not establish a consistent duration or experience for every pet.

Positive themes

  • Customers report effectiveness and ease of administration.

Mixed feedback

  • Feedback differs on value for money and how long the effects last.
  • Reports about side effects vary, including distress for some cats.

Frequently asked questions

What animals and weights is this pack listed for?

The listing says it is for cats and small dogs weighing 1–11 kg. Check the product directions to confirm suitability for your pet.

How quickly does it claim to work?

The listing says flea killing starts within 15–30 minutes and claims 95–100% of adult fleas are eliminated within six hours. These are manufacturer claims, not independently verified results.

Does it provide ongoing flea prevention?

The listing recommends following up with a preventative flea treatment, so it should not be treated as an ongoing prevention product based on the information supplied.

How can the tablet be given?

The listing says it can be given directly or wrapped in a treat.

Capstar Flea Tablets for Cats and Small Dogs, 6 × 11.4 mg · photo 3
Additional product photo 3

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