K9 Advantix Ii Dog Medium 11- 20 - Lb Teal Single

Overview

K9 Advantix II for Medium Dogs (11-20 lbs) is a veterinarian-recommended topical flea, tick, and mosquito treatment that provides comprehensive protection for your dog. This fast-acting, waterproof formula kills fleas, ticks, mosquitoes, biting flies, and lice through contact—meaning parasites don't have to bite your dog to die. Applied once a month, K9 Advantix II delivers 30 days of continuous protection, keeping your medium-breed dog comfortable and pest-free. No prescription required.

Key Features & Benefits

Comprehensive Protection: Kills and repels fleas, ticks, mosquitoes, biting flies, and lice

Kills on Contact: Parasites don't have to bite your dog to die, reducing irritation and disease risk

Fast-Acting: Kills fleas within 12 hours of application

Vet-Recommended: Trusted formula recommended by veterinarians nationwide

Waterproof: Remains effective after bathing, swimming, or exposure to rain (after 24 hours)

Easy Application: Simple topical treatment applied between shoulder blades once monthly

Fragrance-Free: No unpleasant odor for you or your dog

No Prescription Needed: Available over-the-counter for convenient at-home use

30-Day Protection: One application provides continuous protection for a full month

Specifications

Size: Medium Dogs (11-20 lbs)

Package Color: Teal

Contents: 1 monthly application (single dose)

Active Ingredients: Imidacloprid, Permethrin, Pyriproxyfen

Application Type: Topical spot-on treatment

Protection Duration: 30 days per application

Waterproof After: 24 hours

How It Works

K9 Advantix II contains a powerful combination of active ingredients that work together to kill and repel multiple parasites:

Imidacloprid: Kills adult fleas and flea larvae

Permethrin: Repels and kills ticks, mosquitoes, biting flies, and lice

Pyriproxyfen: Prevents flea eggs and larvae from developing into biting adults

This multi-ingredient formula provides broad-spectrum protection through contact, so pests are killed before they can bite and potentially transmit diseases.

Application Instructions

Step 1: Remove one applicator tube from package. Hold upright and remove cap

Step 2: Turn cap around and use reverse end to twist and remove applicator seal

Step 3: Part your dog's hair between the shoulder blades until skin is visible

Step 4: Place applicator tip on skin and squeeze to apply entire contents directly onto the skin in one spot

Step 5: Dispose of empty applicator according to label directions

Frequency: Apply once every 30 days

Do Not: Apply to irritated or broken skin; do not allow treated pet to swim or get wet for 24 hours after application

Safety Information

WARNING - FOR DOGS ONLY. DO NOT USE ON CATS. This product is extremely toxic to cats and can be fatal.

Age Restriction: For use on dogs 7 weeks of age and older

Keep Out of Reach of Children: Harmful if swallowed or absorbed through skin

Avoid Contact: Wash hands thoroughly after application; avoid contact with eyes and skin

Separate Pets: Keep treated dogs away from cats and other pets until application site is dry

Side Effects: Monitor for signs of sensitivity; discontinue use and consult veterinarian if irritation occurs

Storage: Store at room temperature; do not freeze

Important Notes

Always read and follow all label directions before use. If your pet is on medication or has a medical condition, consult your veterinarian before using K9 Advantix II. For optimal protection, use year-round or as recommended by your veterinarian based on regional parasite activity.[1][2][3]