Skip to product information
1 of 8

Advantage II Flea Treatment for Large Cats (9+ lbs) – 6 Monthly Doses

Advantage II Flea Treatment for Large Cats (9+ lbs) – 6 Monthly Doses

Regular price $47.60
Regular price $75.99 Sale price $47.60
Sold out
25 people are viewing this right now

Shipping & Returns

Free USA Shipping on Orders Over $120

We ship all US domestic orders within 1-3 business days

Returns & Refunds Policy

30-Day Return Policy

We offer a 30-day return policy from the date of delivery.

To qualify for a return:


  • The item must be unused

  • The item must be in original packaging

  • Proof of purchase is required

Non-Returnable Items

The following items cannot be returned:


  • Opened pet food or treats

  • Personalized products

  • Clearance or final sale items

  • Hygiene-related pet products

Damaged or Incorrect Items

If you receive a damaged or incorrect product:


  1. Contact us within 72 hours of delivery

  2. Provide photos of the product and packaging

  3. We will arrange a replacement or full refund

Return Shipping


  • If the return is due to our error (damaged or incorrect item), we cover return shipping

  • If the return is due to customer preference, the customer pays return shipping

Refund Processing

Once we receive and inspect the returned item:


  • Refunds will be issued to the original payment method

  • Processing time: 5–10 business days
View full product details

Give your cat the protection they deserve with Advantage II Flea Treatment for Large Cats Over 9 lbs and a powerful monthly flea treatment designed to keep your feline comfortable, happy, and free from irritating fleas. Whether your cat loves relaxing indoors or exploring outside, fleas can quickly become a frustrating problem. Advantage II helps stop infestations fast while providing long-lasting protection you can trust.

This advanced topical formula kills fleas through contact, so fleas do not need to bite your cat to die. It works quickly to eliminate adult fleas, flea eggs, and flea larvae, helping break the flea life cycle and prevent future infestations around your home.

Fast Relief & Long-Lasting Protection

No pet owner wants to see their cat constantly scratching or feeling uncomfortable. Advantage II starts working within hours to provide fast flea relief and continues protecting your cat for up to 30 days with just one easy application.

Its convenient spot-on formula makes flea prevention simple without the stress of tablets or oral treatments.

Why Pet Owners Love Advantage II

  • Fast-acting flea treatment for cats over 9 lbs
  • Kills adult fleas, eggs, and larvae
  • Helps prevent reinfestation
  • Easy monthly topical application
  • Waterproof after 24 hours
  • Fragrance-free formula
  • No biting required for fleas to die
  • Suitable for cats and kittens 8 weeks and older

Simple Application for Stress-Free Care

Applying Advantage II is quick and easy. Simply part the fur at the base of your cat’s neck and apply the full tube directly onto the skin. The formula spreads across the skin surface to deliver full-body flea protection.

With one monthly treatment, your cat stays protected while you enjoy peace of mind knowing fleas are under control.

Frequently Asked Questions

Is Advantage II for Large Cats effective against all stages of fleas?

Yes, Advantage II for Large Cats kills adult fleas, flea eggs, and flea larvae to help break the flea life cycle and prevent future infestations. This complete flea protection helps keep your cat and home flea-free.

How fast does Advantage II start working on cats?

Advantage II starts killing fleas within 12 hours of application. Its fast-acting formula provides quick relief from scratching, irritation, and flea discomfort.

Can Advantage II be used on indoor cats?

Yes, indoor cats can still get fleas from people, other pets, or household items. Monthly flea prevention with Advantage II helps protect indoor cats from unexpected flea infestations.

How often should I apply Advantage II Flea Treatment?

For the best flea protection, Advantage II should be applied once every 30 days. Regular monthly use helps provide continuous flea control and long-lasting protection.

Why do cat owners choose Advantage II for flea prevention?

Pet owners trust Advantage II because it is easy to apply, works quickly, and provides reliable monthly flea protection for large cats over 9 lbs. It helps keep cats comfortable, healthy, and free from irritating fleas.