K9 Advantix II Flea and Tick Prevention for Dogs 11-20 lbs – 6-Month Supply
Protect your medium-sized dog from a range of common pests with K9 Advantix II Flea and Tick Prevention, a vet-recommended, easy-to-use topical treatment designed for dogs weighing 11–20 pounds.
This topical flea & tick treatment for dogs has a 6-month supply, delivers effective, broad-spectrum parasite protection without the need for a prescription.
Flea & Tick control for dogs Comprehensive 30-Day Protection per Dose
Each monthly dose offers 30 days of protection against:
- Fleas – Kills adult fleas within 12 hours of application
- Ticks – Kills and repels four types of ticks, reducing the risk of Lyme disease
- Mosquitoes – Repels mosquitoes before they bite
- Biting flies & lice – Provides added protection against other irritating pests
K9 Advantix Flea Treatment Vet-Recommended, Fast-Acting Formula
Formulated with a powerful combination of active ingredients:
- Imidacloprid (8.80%) – Targets adult fleas and inhibits reinfestation
- Permethrin (44.00%) – Repels and kills ticks, mosquitoes, and biting flies
- Pyriproxyfen (0.44%) – An insect growth regulator that prevents flea eggs from developing
These ingredients work on contact, meaning pests do not have to bite your dog to be affected, reducing discomfort and the risk of disease transmission.
Easy, Waterproof, and Fragrance-Free
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Topical application is simple and mess-free
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Waterproof after 24 hours, so your dog stays protected after bathing or swimming
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Fragrance-free, ideal for sensitive dogs or households that prefer unscented products
Safe for Puppies and Adult Dogs
Key Benefits:
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Long-lasting, monthly treatment in a 6-month supply
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No prescription required
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Helps prevent pest-related diseases and skin irritations
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Backed by veterinarian recommendations for year-round parasite control
- For External Use only.
Topical flea and tick Treatment for Dogs
Give your dog the lasting protection they deserve with K9 Advantix II topical flea and tick treatment for dogs 11-20 lbs – a trusted solution to keep your pet safe, comfortable, and pest-free.