Features & Benefits
- Vet-recommended flea treatment for dogs
- Kills adult fleas, flea larvae, and flea eggs
- Same-day effectiveness
- Easy-to-apply topical treatment
- Fragrance-free and waterproof formula
- Suitable for dogs weighing 21-55 lbs
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Item #:
26518596
Advantage II Vet-Recommended Flea Prevention for Large Dogs 21-55 lbs, 6-Monthly Treatments
Item #:
26518596
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Deliver total flea protection to your dog or puppy with Advantage II Large Dog.
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What Stands Out
Vet-Recommended
Trusted by veterinarians, ensuring that Advantage II provides effective flea prevention specifically designed for larger dogs, instilling confidence in pet owners seeking reliable solutions.
Long-lasting Protection
Offers up to six months of continuous flea protection, minimizing the hassle of frequent treatments and ensuring your dog remains comfortable and free from harmful pests.
Targeted Formula
Formulated specifically for dogs weighing 21-55 lbs, this product ensures optimal dosages for efficacy, addressing larger breeds' unique needs while promoting overall wellness.
Product Details
- Vet-recommended flea treatment and prevention for dogs weighing 21 to 55 lbs. and at least 7 weeks old
- Kills adult fleas, flea larvae, and flea eggs for total flea prevention and treatment
- Same-day effectiveness, kills fleas within 12 hours of application and remains effective for 30 days
- Easy-to-apply topical treatment, no prescription required, fragrance-free, and waterproof after 24 hours
- Monthly dosage, follow instructions on the package carefully
- California state chemical warning: contains chemicals known to cause cancer and other reproductive harm, keep away from children and consult a veterinarian for debilitated, aged, pregnant, or nursing dogs
| Features | Waterproof |
| Brand | Advantage II |
| Manufacturer | Elanco |
| Manufacturer Part Number | 86336685 |
| Assembled Product Weight | 0.15 oz (4.25 grams) |
| Animal Type | Dog |
| Weight range | 21-55 lbs (9.53 kg) |
| Protection period | 8-Month |
| Result time | 12 h |
| Animal lifestage | All Lifestages |
Who Should Buy?
-
Large Dog Owners
Ideal for pet owners with large dogs weighing between 21-55 lbs needing effective flea prevention.
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Flea-Prone Environments
Perfect for dogs living in areas prone to fleas, ensuring continuous protection throughout the season.
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Convenience Seekers
Great for users who prefer easy monthly applications with comprehensive 6-month protection against fleas.
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Small Dog Owners
Not suitable for small dog breeds, as dosage is specifically designed for larger dogs in the weight range.
Product Description
Advantage II Vet-Recommended Flea Prevention for Large Dogs 21-55 lbs, 6-Monthly Treatments
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Customer Questions & Answers
-
Question:
What is the age requirement for using Advantage II Large Dog?
Answer: Your dog should be at least 7 weeks old. -
Question:
What is the weight requirement for using Advantage II Large Dog?
Answer: Your dog should weigh between 21-55 lbs. -
Question:
Is Advantage II Large Dog suitable for both indoor and outdoor dogs?
Answer: Yes, it is effective on both indoor and outdoor dogs.
Advantage II All Dog Flea and Tick Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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