Capstar Flea Prevention for Dogs & Cats

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  • Vet approved products
  • No Rx Required

2 products

About Capstar Flea Prevention for Dogs & Cats

Capstar Flea Treatment: Fast Acting Oral Flea Control for Dogs and Cats

Capstar is a veterinarian-strength oral treatment designed to provide near-instant relief from flea infestations. Unlike topical "spot-on" treatments, Capstar starts working from the inside out to kill adult fleas on your pet's body within minutes. It is the ideal solution for immediate flea knockdown, providing a safe and effective way to manage sudden outbreaks without the need for a prescription.

Available in two color-coded strengths, Capstar is suitable for both dogs and cats at every life stage. These small, flavorless tablets are easy to administer, ensuring your pet gets rapid relief from biting pests.

What Capstar Protects Against

Adult Fleas (Starts killing fleas within 30 minutes of administration)

Immediate Knockdown (Achieves 100% efficacy against adult fleas within 7 hours)

Flea Allergy Dermatitis (Provides instant relief for pets suffering from severe itching)

Biting Pests (Targets the nervous system of adult fleas upon ingestion)

Our Capstar Product Range (No RX Required)

We offer the Australian-registered Capstar range without a vet prescription in two strengths to ensure safe dosing for pets of all sizes.

Pack Color

Pet Weight

Best For

🔵 Blue

1.1 to 24 lbs (0.5kg - 11kg)

Kittens, Cats, Puppies & Small Dogs

🟢 Green

24 to 125 lbs (11.1kg - 57kg)

Medium to Giant Dog Breeds

At Smartway Pet Supplies, we stock the Capstar range without the need for a vet prescription. Capstar utilizes the active ingredient Nitenpyram to provide a specialized, rapid-response treatment for sudden flea infestations.

Why Buy Capstar At Smartway Pet Supplies?

Smartway Pet Supplies stocks only genuine, manufacturer-sourced Capstar with no prescription required—the same professional-grade product sold in veterinary clinics. Based in Australia, we ship directly to your door in the USA and Canada, allowing us to offer the best possible prices on authentic Australian-labeled treatments while ensuring you always have a fast-acting solution on hand.

Pro Tip: Because Capstar is an oral tablet, there is no sticky residue on the fur and no need to keep pets separated or away from children after dosing. It is the mess-free choice for immediate flea control!

Capstar Feeding & Application Advice

Capstar is a highly versatile oral tablet that can be administered as soon as you notice fleas on your pet. Read below for specific advice:

  • Rapid Action: Capstar begins working within 30 minutes of administration. In studies, it achieved 100% efficacy against adult fleas within 7 hours.

  • Application: The small, flavorless tablets can be given directly into the mouth or hidden in a small portion of your pet's favorite food.

  • Routine: Capstar can be administered as often as once a day if re-infestation occurs, though it is primarily used for immediate knockdown rather than month-long prevention.

  • Easy to Handle: Because it is an oral tablet, there is no sticky residue on the fur and no need to keep pets separated or away from children after dosing!

What are the Benefits of Capstar for Pets?

  • Perfect for pets suffering from flea allergy dermatitis or severe itching, as it kills the biting adults almost immediately.

  • Safe for use in puppies and kittens from 4 weeks of age, as well as pregnant or breeding pets.

  • While Capstar kills adult fleas fast, it can be safely used alongside long-term preventatives (like Nexgard or Simparica) to break the flea life cycle.

Frequently Asked Questions: Capstar for Dogs & Cats

How quickly does Capstar work?

Capstar starts working within 30 minutes. You may notice your pet scratching more than usual during the first hour; do not worry. This is a reaction to the fleas dying and is a sign the product is working!

Does Capstar kill flea eggs or larvae?

No, Capstar only kills adult fleas currently on the pet. To prevent a new infestation, you should use Capstar in conjunction with a long-term preventative that targets eggs and larvae in the environment.

How often can I give Capstar?

Capstar remains active in the body for 24 hours. A single dose should kill the adult fleas on your pet. If your pet becomes re-infested from the environment, you can safely give another dose the following day.

Is Capstar safe for very young pets?

Yes, Capstar is safe for kittens and puppies as young as 4 weeks of age, provided they weigh at least 0.5kg (1.1 lbs).

Can I buy Capstar without a vet prescription?

No prescription is required. You can purchase both Blue and Green Capstar packs directly from our store for fast home delivery.

How should I store Capstar?

Store tablets in their original blister pack in a cool, dry place below 30°C, out of reach of children and pets.

Complete Care for Your Entire Family

At Smartway Pet Supplies, we are dedicated to providing "direct-to-door value" for all your animals. Explore our other collections to keep your home parasite-free:

Capstar Flea Treatment: Fast Acting Oral Flea Control for Dogs and Cats

Capstar is a veterinarian-strength oral treatment designed to provide near-instant relief from flea infestations. Unlike topical "spot-on" treatments, Capstar starts working from the inside out to kill adult fleas on your pet's body within minutes. It is the ideal solution for immediate flea knockdown, providing a safe and effective way to manage sudden outbreaks without the need for a prescription.

Available in two color-coded strengths, Capstar is suitable for both dogs and cats at every life stage. These small, flavorless tablets are easy to administer, ensuring your pet gets rapid relief from biting pests.

What Capstar Protects Against

Adult Fleas (Starts killing fleas within 30 minutes of administration)

Immediate Knockdown (Achieves 100% efficacy against adult fleas within 7 hours)

Flea Allergy Dermatitis (Provides instant relief for pets suffering from severe itching)

Biting Pests (Targets the nervous system of adult fleas upon ingestion)

Our Capstar Product Range (No RX Required)

We offer the Australian-registered Capstar range without a vet prescription in two strengths to ensure safe dosing for pets of all sizes.

Pack Color

Pet Weight

Best For

🔵 Blue

1.1 to 24 lbs (0.5kg - 11kg)

Kittens, Cats, Puppies & Small Dogs

🟢 Green

24 to 125 lbs (11.1kg - 57kg)

Medium to Giant Dog Breeds

At Smartway Pet Supplies, we stock the Capstar range without the need for a vet prescription. Capstar utilizes the active ingredient Nitenpyram to provide a specialized, rapid-response treatment for sudden flea infestations.

Why Buy Capstar At Smartway Pet Supplies?

Smartway Pet Supplies stocks only genuine, manufacturer-sourced Capstar with no prescription required—the same professional-grade product sold in veterinary clinics. Based in Australia, we ship directly to your door in the USA and Canada, allowing us to offer the best possible prices on authentic Australian-labeled treatments while ensuring you always have a fast-acting solution on hand.

Pro Tip: Because Capstar is an oral tablet, there is no sticky residue on the fur and no need to keep pets separated or away from children after dosing. It is the mess-free choice for immediate flea control!

Capstar Feeding & Application Advice

Capstar is a highly versatile oral tablet that can be administered as soon as you notice fleas on your pet. Read below for specific advice:

  • Rapid Action: Capstar begins working within 30 minutes of administration. In studies, it achieved 100% efficacy against adult fleas within 7 hours.

  • Application: The small, flavorless tablets can be given directly into the mouth or hidden in a small portion of your pet's favorite food.

  • Routine: Capstar can be administered as often as once a day if re-infestation occurs, though it is primarily used for immediate knockdown rather than month-long prevention.

  • Easy to Handle: Because it is an oral tablet, there is no sticky residue on the fur and no need to keep pets separated or away from children after dosing!

What are the Benefits of Capstar for Pets?

  • Perfect for pets suffering from flea allergy dermatitis or severe itching, as it kills the biting adults almost immediately.

  • Safe for use in puppies and kittens from 4 weeks of age, as well as pregnant or breeding pets.

  • While Capstar kills adult fleas fast, it can be safely used alongside long-term preventatives (like Nexgard or Simparica) to break the flea life cycle.

Frequently Asked Questions: Capstar for Dogs & Cats

How quickly does Capstar work?

Capstar starts working within 30 minutes. You may notice your pet scratching more than usual during the first hour; do not worry. This is a reaction to the fleas dying and is a sign the product is working!

Does Capstar kill flea eggs or larvae?

No, Capstar only kills adult fleas currently on the pet. To prevent a new infestation, you should use Capstar in conjunction with a long-term preventative that targets eggs and larvae in the environment.

How often can I give Capstar?

Capstar remains active in the body for 24 hours. A single dose should kill the adult fleas on your pet. If your pet becomes re-infested from the environment, you can safely give another dose the following day.

Is Capstar safe for very young pets?

Yes, Capstar is safe for kittens and puppies as young as 4 weeks of age, provided they weigh at least 0.5kg (1.1 lbs).

Can I buy Capstar without a vet prescription?

No prescription is required. You can purchase both Blue and Green Capstar packs directly from our store for fast home delivery.

How should I store Capstar?

Store tablets in their original blister pack in a cool, dry place below 30°C, out of reach of children and pets.

Complete Care for Your Entire Family

At Smartway Pet Supplies, we are dedicated to providing "direct-to-door value" for all your animals. Explore our other collections to keep your home parasite-free: