K9 Advantix II Medium Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs 11–20 lbs. | 4-Month Supply

Keep your furry companion protected with K9 Advantix II Medium Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention, a powerful monthly topical treatment specially designed for medium dogs weighing between 11–20 lbs. This veterinarian-recommended formula provides comprehensive protection against fleas, ticks, mosquitoes, biting flies, and lice, helping your dog stay comfortable, healthy, and itch-free all year long.

Unlike ordinary flea treatments, K9 Advantix II works through contact, meaning pests do not need to bite your dog to die. The fast-acting formula starts killing fleas within 12 hours and effectively repels mosquitoes and ticks that may carry dangerous diseases. Its waterproof protection continues working even after bathing or swimming, making it ideal for active dogs and outdoor adventures.

This 4-month supply includes four easy-to-apply topical doses that deliver long-lasting protection with a single monthly application. The fragrance-free treatment spreads naturally through your dog’s skin and coat for full-body defense without causing discomfort.

Key Features:

• Designed for medium dogs weighing 11–20 lbs.
• Kills and repels fleas, ticks, mosquitoes, biting flies, and lice
• Starts killing fleas within 12 hours
• Prevents flea infestations by killing flea eggs and larvae
• Waterproof formula for lasting protection
• Easy monthly topical application
• Vet-recommended flea and tick prevention
• Includes 4 monthly doses for continuous protection

Benefits for Your Dog:

K9 Advantix II helps reduce scratching, biting, and skin irritation caused by fleas and other pests. It also lowers the risk of tick-borne illnesses and mosquito-transmitted diseases. Whether your dog spends time indoors or outdoors, this treatment provides reliable protection throughout every season.

How to Use:

Apply one tube directly to the skin on the back of your dog’s neck once every 30 days. Ensure your dog’s coat is dry before application and avoid bathing for 24 hours after use for maximum effectiveness.

Why Pet Owners Choose K9 Advantix II:

Pet owners trust K9 Advantix II because of its fast-acting, broad-spectrum protection and easy monthly use. It offers peace of mind by defending dogs against multiple harmful parasites with one simple treatment.

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