Seresto Flea & Tick Collar

Name: Seresto Flea & Tick Collar (Over 18 lbs)
Brand: Seresto
SKU: B00B8CG602
Availability: InStock
Rating: 4.5 (112741 reviews)

Words · Craig & Sammy · ASIN B00B8CG602 · Filed under Flea & Tick Prevention

“Seresto's the flea-and-tick collar that actually works — lasts months, no mess, and Sammy doesn't seem bothered by it. Worth the investment.”

As a Yorkie parent, you know how vulnerable your tiny companion is to fleas and ticks. These pesky parasites can cause serious health issues for your little one, from itchy skin to dangerous diseases. The Seresto Flea and Tick Prevention Collar offers veterinarian-recommended protection that lasts up to 8 months, giving you peace of mind through every season. This collar works through contact, meaning fleas and ticks do not need to bite your Yorkie to be killed, which is especially important for small breeds prone to anemia from blood loss. The slow-release technology delivers consistent protection without the mess of monthly topical treatments.

For Yorkies typically weighing 4-7 pounds, this collar provides comprehensive coverage. The non-greasy, odorless formula means your pup stays fresh and cuddly. Water-resistant design ensures protection continues even after baths or rainy day walks. Check the current price on Amazon to keep your beloved Yorkie protected year-round.

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The Notes

Sizing: Sized for Yorkies 4–7 lb · check the printed chest measurement
Source: Amazon · ASIN B00B8CG602
Filed: Flea & Tick Prevention
Brand: Seresto
Reviews: 4.5 · 112741 ratings
Verdict: Buy again

What owners loved

+ Flea and tick control is genuinely effective: 1,067 of 1,156 flea-control theme reviews are positive, with users reporting months of protection after one collar
+ Ease of use stands out — 612 of 628 reviews praise the simple on-and-off mechanism and lack of monthly dosing hassle
+ Durability often hits the mark: 1,617 of 2,531 durability reviews confirm the 8-month lifespan actually holds up in practice
+ Value proposition works for long-term users: 2,209 of 3,842 value-for-money reviews favour it over monthly treatments when the collar performs as advertised

Watch for

− Durability claims fall short for a significant subset: 914 of 2,531 durability reviews report the collar stops working well before 8 months
− Itching and irritation are a real concern for some dogs: 475 of 837 itching-related reviews report severe scratching, though 362 report none — a genuine split
− Side effects, though rare, can be severe: 417 of 894 side-effect reviews cite vomiting, diarrhea, and other adverse reactions; smaller sample but serious enough to warrant caution

What owners say

From the reviews.

Seresto collars have a strong 4.5-star rating across 112,741 reviews and deliver genuine flea-and-tick control for most users. The consensus leans heavily positive on effectiveness and ease of use, but durability and side effects introduce real caveats: roughly one-third of durability reviews report premature failure, and itching/adverse reactions affect a meaningful minority. For dogs that tolerate the collar well and it performs the full 8 months, it's a solid long-term choice — but individual results vary noticeably.

Source · 112741 verified Amazon reviews · Average 4.5 stars

Customer questions

Things people ask.

Q01. Does the Seresto collar really last 8 months? +

Often yes, but not always. 1,617 of 2,531 durability reviews confirm the 8-month lifespan, but 914 report it stops working well before that — typically at 2–4 months. Individual results vary; some users report needing to replace sooner than advertised.

Q02. Will my dog get itching or skin irritation from this collar? +

It depends. 362 of 837 reviews report no itching or irritation, but 475 report the opposite — including severe scratching and discomfort. If your dog has sensitive skin, monitor closely after fitting, especially post-bath or swim.

Q03. How effective is it against fleas and ticks? +

Strong effectiveness: 1,067 of 1,156 flea-control reviews report excellent results, with users noting no fleas or ticks for months. 7,767 of 10,866 overall effectiveness reviews are positive, though 3,099 report it doesn't work or works only briefly.

Q04. Can the collar cause side effects like vomiting or diarrhea? +

Rare but documented. 417 of 894 side-effect reviews mention adverse reactions including vomiting, diarrhea, and in isolated cases, seizures. Most users (477) report no side effects, but if your dog shows signs of illness after fitting, remove it and contact your vet.

Q05. Is it worth the price compared to monthly spot-on treatments? +

For many, yes. 2,209 of 3,842 value-for-money reviews favour the collar over monthly flea treatments when it lasts the full 8 months — effectively 2–3 applications per year. But if it fails early, it becomes expensive quickly; premature failure is a common complaint.

The verdict