Last Updated: Sep 27, 2023
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Large Dog 30-day treatment & prevention protects dogs 21-55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Contains one 6-pack, one 4-pack, and one 2-pack of K9 Advantix II for Extra Large Dogs over 55lbs. Do not use on cats.
K9 Advantix II Extra Large Dog 30-day treatment & prevention protects dogs over 55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Contains one 2-pack of K9 Advantix II for Extra Large Dogs over 55lbs and one 2-pack of K9 Advantix II for Large Dogs 21-55 lbs. Do not use on cats.
K9 Advantix II 30-day treatment & prevention protects dogs from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Large Dog 30-day treatment & prevention protects dogs 21-55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Medium Dog 30-day treatment & prevention protects dogs 11-20 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Mustang sales | 4.46 | ❌ | ❌ | ❌ |
K9 Advantix II Medium Dog 30-day treatment & prevention protects dogs 11-20 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Small Dog 30-day treatment & prevention protects dogs 4-10 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Extra Large Dog 30-day treatment & prevention protects dogs over 55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Contains one 6-pack of K9 Advantix II for Small Dogs 4-10 lbs and one 2-pack of K9 Advantix II for Small Dogs 4-10 lbs
K9 Advantix II Small Dog 30-day treatment & prevention protects dogs 4-10 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Contains one 6-pack of K9 Advantix II for Medium Dogs 11-20 lbs and one 2-pack of K9 Advantix II for Medium Dogs 11-20 lbs
K9 Advantix II Medium Dog 30-day treatment & prevention protects dogs 11-20 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Contains one 6-pack of K9 Advantix II flea and tick prevention for large dogs 21-55 lbs, PLUS one 60-count pack of Synovi G4 joint supplement for dogs of all ages, sizes and breeds
K9 ADVANTIX II: Vet recommended, easy-to-apply monthly topical that kills and repels fleas, ticks and mosquitoes; kills through contact, no biting required. Do not use on cats
SYNOVI G4: Poultry-flavored, easy-to-give chew that features a unique combination of ingredients that assist with joint health, muscle tone and antioxidant function; promotes healthy hips and joints for everyday mobility in dogs
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Pets Go Here - Pet Store | 9.79 | ❌ | ❌ | ❌ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Extra Large Dog 30-day treatment & prevention protects dogs 21-55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
TWO MONTHS PROTECTION: 2 monthly applications of K9 Advantix II flea and tick prevention for extra-large dogs weighing 55 pounds or more
FLEA, TICK AND MOSQUITO PROTECTION: K9 Advantix II flea and tick prevention for dogs works through contact, so fleas, ticks and mosquitoes do not have to bite your dog to die
5-count bottle of tapeworm dewormer for dogs
Easy, effective way to remove common tapeworms from dogs
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Contains one 1-pack of K9 Advantix II flea and tick prevention for extra large dogs and one 2-count of Chewable Quad Dewormer for large dogs
K9 ADVANTIX II: K9 Advantix II flea and tick prevention provides 30 days of protection from fleas, ticks, and mosquitoes. Easy to apply topical formula that starts working to kill fleas within 12 hours of application.
QUAD DEWORMER: Quad Dewormer for large dogs kills four types of intestinal worms: tapeworms, roundworms, hookworms, and whipworms. Treats your dog’s intestinal worms in a single, beef-flavored dose and can be used at the first sign of intestinal worms.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
TWO MONTH PROTECTION: 2 monthly applications of K9 Advantix II flea and tick prevention for small dogs weighing 4 to 10 pounds
FLEA, TICK AND MOSQUITO PROTECTION: K9 Advantix II flea and tick prevention for dogs works through contact, so fleas, ticks and mosquitoes do not have to bite your dog to die
Easy-to-give beef-flavored chewable tablet
Broad-spectrum dewormer
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
ONE MONTH PROTECTION: 1 monthly application of K9 Advantix II flea and tick prevention for small dogs weighing 4 to 10 pounds
FLEA, TICK AND MOSQUITO PROTECTION: K9 Advantix II flea and tick prevention for dogs works through contact, so fleas, ticks and mosquitoes do not have to bite your dog to die
Easy-to-give beef-flavored chewable tablet
Broad-spectrum dewormer
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Contains one 1-pack of K9 Advantix II flea and tick prevention for extra large dogs and one 5-count of Elanco Tapeworm Dewormer tablets for dogs
K9 ADVANTIX II: K9 Advantix II flea and tick prevention provides 30 days of protection from fleas, ticks, and mosquitoes. Easy to apply topical formula that starts working to kill fleas within 12 hours of application.
ELANCO TAPEWORM DEWORMER: If your dog has had fleas, there’s a chance they might have tapeworms too. Elanco Tapeworm Dewormer removes common tapeworms in a single dose. Easy and effective. No prescription required.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Fannys Gifts | 9.57 | ✅ | ✅ | ✅ |
K9 Advantix II Medium Dog 30-day treatment & prevention protects dogs 11-20 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
Contains and one 6-pack of K9 Advantix II flea and tick prevention for small dogs (4-10 lbs) and one 60-count bottle of Free Form snip tip fish oil supplements for small dogs and cats
K9 ADVANTIX II: K9 Advantix II flea and tick prevention provides 30 days of protection from fleas, ticks, and mosquitoes. Easy to apply topical formula that starts working to kill fleas within 12 hours of application.
FREE FORM SNIP TIPS: Highly-concentrated, liquid-filled capsules of Omega-3 fatty acids that support overall health and wellness for sensitive skin, eye, joint, brain, heart and kidney health
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Dynamic Duo Distribution | 9.86 | ✅ | ✅ | ✅ |
K9 Advantix II Extra Large Dog 30-day treatment & prevention protects dogs over 55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Large Dog 30-day treatment & prevention protects dogs 21-55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Advantage II Large Cat is a leading brand in cat flea treatment and prevention for large cats over 9 lbs., at least 8 weeks of age
Vet-recommended, easy-to-apply monthly topical treatment – no hard-to-swallow pills, no prescription needed
Delivers total flea protection – kills adult fleas, flea larvae and flea eggs through contact
Same-day effectiveness – kills fleas within 12 hours of application and keeps working for 30 days
Fragrance-free formula, waterproof after 24 hours of application
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Advantage II Large Cat is a leading brand in cat flea treatment and prevention for large cats over 9 lbs., at least 8 weeks of age
Vet-recommended, easy-to-apply monthly topical treatment – no hard-to-swallow pills, no prescription needed
Delivers total flea protection – kills adult fleas, flea larvae and flea eggs through contact
Same-day effectiveness – kills fleas within 12 hours of application and keeps working for 30 days
Fragrance-free formula, waterproof after 24 hours of application
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Advantage II Large Cat is a leading brand in cat flea treatment and prevention for large cats over 9 lbs., at least 8 weeks of age
Vet-recommended, easy-to-apply monthly topical treatment – no hard-to-swallow pills, no prescription needed
Delivers total flea protection – kills adult fleas, flea larvae and flea eggs through contact
Same-day effectiveness – kills fleas within 12 hours of application and keeps working for 30 days
Fragrance-free formula, waterproof after 24 hours of application
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Vet-recommended, premium flea & tick protection for dogs & puppies without the price tag
Long-lasting flea collar kills & repels fleas for 8 continuous months
Seresto is the #1 selling non-prescription flea & tick brand, stocked by 8,000 vet clinics (Parasiticide Collar Dollar Sales in Vet Clinics. Elanco Animal Health, Data on File, Feb 2022)
Starts working within 24 hours to kill & repel fleas by contact so pests don’t have to bite your dog to die
Hassle-free, non-greasy, easy-to-use flea & tick protection
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
Contains one 6-pack of Advantage II for Large Cats over 9 lbs and one 6-pack of Advantage II for Small Cats 5-9 lbs
Advantage II for cats is a leading brand in cat flea treatment and prevention for cats, at least 8 weeks of age
Vet-recommended, easy-to-apply monthly topical treatment – no hard-to-swallow pills, no prescription needed
Delivers total flea protection – kills adult fleas, flea larvae and flea eggs through contact
Same-day effectiveness – kills fleas within 12 hours of application and keeps working for 30 days
Fragrance-free formula, waterproof after 24 hours of application
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Petco | 9.92 | ❌ | ❌ | ❌ |
Waterproof flea and tick treatment for dogs: Frontline Plus for Dogs provides waterproof, fast-acting, long-lasting flea and tick treatment and control for your dog. This product is approved for use on dogs 23-44 lbs.
Break the flea life cycle with frontline: Frontline flea and tick treatment for dogs kills adult fleas plus flea eggs and larvae to stop existing infestations and prevent establishment of new infestations.
Kills fleas and ticks: Frontline flea and tick treatment for dogs kills fleas, flea eggs, lice, and ticks. This flea and tick treatment kills ticks, including those that may transmit Lyme disease.
Trusted flea and tick protection for dogs: Frontline has been trusted by veterinarians for nearly 20 years. Made with 2 tough killing ingredients, fipronil and (S)-methoprene – one to kill adult fleas and ticks and the second to kill flea eggs and larvae – this fast-acting, long-lasting protection provides flea and tick control for dogs and puppies 8 weeks and older
Lasting flea and tick protection: Frontline's long-lasting formula isstored in the oil glands of the pet’s skin to give non-stop flea and tick protection for a full 30 days. Frontline flea and tick treatment for dogs works non-stop for a full 30 days. A 3-dose supply lasts for 3 months.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
K9 Advantix II Large Dog 30-day treatment & prevention protects dogs 21-55 lbs. from fleas, ticks, mosquitoes, biting flies and lice
Kills fleas within 12 hours of application
Vet-recommended formula kills & repels on contact so fleas don’t have to bite your dog to die
Easy-to-apply topical treatment is fragrance-free and waterproof after 24 hours
No prescription needed
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Vet-recommended, premium flea & tick protection for dogs & puppies without the price tag
Long-lasting flea collar kills & repels fleas for 8 continuous months
Seresto is the #1 selling non-prescription flea & tick brand, stocked by 8,000 vet clinics (Elanco Animal Health, data on file)
Starts working within 24 hours to kill & repel fleas by contact so pests don’t have to bite your dog to die
Hassle-free, non-greasy, easy-to-use flea & tick protection
As an online shopper, it's crucial to make informed decisions. This review will focus on K9 Advantix, a brand that has made its presence felt on Amazon. With its wide range of products in Dog Flea Drops, K9 Advantix has become a go-to for many shoppers.
K9 Advantix offers a vast product count of 319 items. This diverse selection caters to a wide array of needs and preferences, making it a versatile brand for consumers.
Quality is a defining factor for any brand. Based on customer feedback and ratings, K9 Advantix's products have an average rating of 7.6 out of 10, indicating a high level of customer satisfaction.
When it comes to pricing, K9 Advantix has products ranging from a minimum price of $3.58 to a maximum of $245.65, with an average price of $31.96. This pricing structure caters to a wide range of budgets, making K9 Advantix an accessible choice for many shoppers.
Customer service is the backbone of any successful online brand. K9 Advantix is sold by amazon.com mustang sales fannys gifts pets go here - pet store and dynamic duo distribution, who are known for their commitment to customer satisfaction. They have been responsive and helpful, according to customer reviews and feedback.
The shopping experience on Amazon with K9 Advantix has been largely positive. The brand's wide range of products, combined with the ease of navigation on Amazon, has made shopping a breeze for many customers.
Delivery and packaging are yet another aspect where K9 Advantix shines. Items are delivered in a timely manner and the packaging ensures the products reach the customers in pristine condition.
In conclusion, K9 Advantix offers a wide range of quality products at varying price points, making it a brand worth considering for your next Amazon purchase. Their commitment to customer service, combined with a seamless shopping experience, makes K9 Advantix stand out in the crowded Amazon marketplace.
Based on the analysis of product range, quality, pricing, customer service, shopping experience, and delivery, we rate K9 Advantix [7.6 out of 10 stars].
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