K9 Advantix II Large Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs 21–55 lbs. | 6-Month Supply

Protect your dog from harmful pests with K9 Advantix II Large Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention, a trusted and veterinarian-recommended topical treatment specially formulated for large dogs weighing between 21–55 lbs. This advanced monthly treatment provides powerful protection against fleas, ticks, mosquitoes, biting flies, and lice, helping your dog stay healthy, active, and comfortable throughout the year.

K9 Advantix II not only kills fleas and ticks but also repels them before they bite. The fast-acting formula begins working within 12 hours and helps prevent flea infestations by eliminating flea eggs and larvae. Its waterproof formula ensures continuous protection even after bathing, swimming, or outdoor activities.

This convenient 6-month supply includes six easy-to-apply topical doses, offering long-lasting defense with one simple monthly application. Designed for active and outdoor dogs, the fragrance-free treatment spreads through your dog’s skin and coat for full-body protection without causing irritation.

Key Features:

• Specially made for large dogs weighing 21–55 lbs.
• Kills and repels fleas, ticks, mosquitoes, biting flies, and lice
• Starts killing fleas within 12 hours
• Prevents flea infestations by targeting flea eggs and larvae
• Waterproof protection for active dogs
• Easy monthly topical application
• Vet-recommended parasite protection
• Includes 6 monthly doses for long-term protection

Benefits for Your Dog:

K9 Advantix II helps reduce itching, scratching, and skin discomfort caused by fleas and pests. It also lowers the risk of tick-borne diseases and mosquito-transmitted infections. Whether your dog spends time indoors, outdoors, or both, this treatment provides reliable all-season protection.

How to Use:

Apply one tube directly to the skin at the back of your dog’s neck once every 30 days. For best results, apply to dry skin and avoid bathing your dog for 24 hours after treatment.

Why Pet Owners Trust K9 Advantix II:

Dog owners choose K9 Advantix II because of its fast-acting formula, long-lasting effectiveness, and broad-spectrum pest protection. It provides convenient monthly defense against dangerous parasites while keeping dogs comfortable and protected.

Shipping Policy – MARTIN PET STORE

At MARTIN PET STORE, we aim to deliver your orders quickly and safely across the United States. We currently ship using USPS and UPS, depending on your location and the selected shipping method.

Shipping Methods & Delivery Timeframes

We offer the following shipping options within the USA:

Economy (Free Shipping)
* Delivery Time: 4–6 business days
* Best option for customers looking for free delivery

Standard Shipping
* Delivery Time: 3–4 business days
* Faster and reliable delivery

Express Shipping
* Delivery Time: 2–3 business days
* Priority handling and fastest delivery option

Please note: Delivery times are estimated and may vary due to carrier delays, weather conditions, holidays, or other unforeseen circumstances.

Order Processing Time

* Orders are processed within 1 business day after payment confirmation.
* Orders placed on weekends or holidays will be processed on the next business day.

Tracking Information

Once your order is shipped, you will receive a tracking number via email so you can monitor your shipment.

Shipping Address Accuracy

Customers are responsible for providing the correct shipping address at checkout. MARTIN PET STORE is not responsible for delays or delivery issues caused by incorrect or incomplete addresses.

Carrier Delays

While we work closely with USPS and UPS, we are not responsible for delays caused by the shipping carriers once the order has been handed over.

If you have any questions regarding shipping, feel free to contact our support team.

Thank you for shopping with MARTIN PET STORE