How popular isSeresto?
In September 2026, people searched for Seresto by name about 320 times in New Zealand, an 11.1% decrease from the previous year. These searches made up 2.2% of all New Zealand flea, tick and worm treatment brand searches, placing Seresto eighth out of nine brands. When we asked both ChatGPT and Google AI Overviews about flea, tick and worm treatment brands, Seresto appeared in one of the five answers and was the seventh most recommended of the nine.
Seresto is the eighth most searched of 9 competitors and the seventh most recommended in AI answers.
BravectoShare of searches 51.5%Mentioned in 5 of 5 AI answersPlace in AI recommendations 2nd
NexGardShare of searches 21.6%Mentioned in 5 of 5 AI answersPlace in AI recommendations 1st
DrontalShare of searches 8.4%Mentioned in 3 of 5 AI answersPlace in AI recommendations 4th
SimparicaShare of searches 5.5%Mentioned in 4 of 5 AI answersPlace in AI recommendations 3rd
SerestoShare of searches 2.2%Mentioned in 1 of 5 AI answersPlace in AI recommendations 7th
Follow Seresto and get free monthly updates on what changed
By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy
Top flea, tick and worm treatment brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Seresto was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Seresto is the seventh most recommended of the nine.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Bravecto5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
NexGard5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Simparica4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Drontal3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers- Advocate2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Frontline1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Seresto1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Capstar0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Comfortis0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about flea, tick and worm treatment brands
5 answers
Asked ChatGPT
“Which flea, tick and worm treatment brand should I buy in New Zealand?”
Asked ChatGPT
“What are the best flea, tick and worm treatment brands in New Zealand?”
Asked ChatGPT
“What's the best flea, tick and worm treatment brand in New Zealand for protecting pets from parasites?”
Searched Google, AI Overview
“tick treatment for dogs”
Searched Google, AI Overview
“worm treatment for cats”
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.
Which flea, tick and worm treatment brands compete with Seresto?
Share of searches by month for Bravecto, NexGard, Drontal, Simparica, Advocate, Frontline, Capstar, Seresto. The figures are in the table below the chart.
View monthly share of searches table
| Month | Bravecto | NexGard | Drontal | Simparica | Advocate | Frontline | Capstar | Seresto | Comfortis |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 34.4% | 27.6% | 9.3% | 10.9% | 5.5% | 5% | 3.5% | 3.1% | 0.7% |
| Nov 2025 | 33.7% | 24.4% | 8.3% | 11.1% | 6.1% | 6.7% | 4.7% | 4.4% | 0.62% |
| Dec 2025 | 37.2% | 20.9% | 9.4% | 8.6% | 6% | 6.2% | 6.4% | 4.6% | 0.67% |
| Jan 2026 | 39.6% | 19.6% | 10.1% | 8.5% | 6% | 6.6% | 5.8% | 3.2% | 0.54% |
| Feb 2026 | 36.7% | 20.8% | 10.2% | 8.3% | 5.9% | 7.7% | 7% | 2.9% | 0.41% |
| Mar 2026 | 34.6% | 20% | 10.5% | 8.6% | 6.2% | 10.9% | 5.9% | 2.6% | 0.64% |
| Apr 2026 | 33.8% | 20.7% | 11.7% | 7.4% | 6% | 9.6% | 7.1% | 3.2% | 0.49% |
| May 2026 | 36.3% | 22.7% | 11.9% | 7.2% | 5.5% | 5.6% | 7.6% | 3.1% | 0.27% |
| Jun 2026 | 37.4% | 22.8% | 11.9% | 7.4% | 6.1% | 5.3% | 6.4% | 2.4% | 0.34% |
| Jul 2026 | 40% | 23.6% | 10.7% | 6.6% | 4.8% | 6.1% | 5.3% | 2.4% | 0.44% |
| Aug 2026 | 39.5% | 23.8% | 12.2% | 7.5% | 5.4% | 4.8% | 4.2% | 2.2% | 0.37% |
| Sep 2026 | 51.5% | 21.6% | 8.4% | 5.5% | 4.5% | 3.4% | 2.7% | 2.2% | 0.27% |
| Rank | Brand | Share of searches | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 51.5% | 7.7K | +78.3% | +12 points | |
| 2, held 2nd | 21.6% | 3.2K | +23.9% | -2.2 points | |
| 3, held 3rd | 8.4% | 1.2K | -6.1% | -3.8 points | |
| 4, held 4th | 5.5% | 810 | 0% | -2 points | |
| 5, held 5th | 4.5% | 670 | +13.6% | -0.9 points | |
| 6, held 6th | 3.4% | 510 | -1.9% | -1.4 points | |
| 7, held 7th | 2.7% | 400 | -13% | -1.5 points | |
| 8, held 8th | 2.2% | 320 | +33.3% | -0.1 points | |
| 9, held 9th | 0.27% | 40 | 0% | -0.1 points |
1.
Bravecto51.5%
Held 1st. 7.7K estimated branded searches, +78.3% vs prior month. Share +12 points.
2.
NexGard21.6%
Held 2nd. 3.2K estimated branded searches, +23.9% vs prior month. Share -2.2 points.
3.
Drontal8.4%
Held 3rd. 1.2K estimated branded searches, -6.1% vs prior month. Share -3.8 points.
5.5%
Held 4th. 810 estimated branded searches, 0% vs prior month. Share -2 points.
5.Advocate
4.5%
Held 5th. 670 estimated branded searches, +13.6% vs prior month. Share -0.9 points.
3.4%
Held 6th. 510 estimated branded searches, -1.9% vs prior month. Share -1.4 points.
7.
Capstar2.7%
Held 7th. 400 estimated branded searches, -13% vs prior month. Share -1.5 points.
8.
Seresto2.2%
Held 8th. 320 estimated branded searches, +33.3% vs prior month. Share -0.1 points.
0.27%
Held 9th. 40 estimated branded searches, 0% vs prior month. Share -0.1 points.
Compare popularity between Seresto and its closest rivals
Every comparison with Seresto
8 comparisons
How has branded search demand for Seresto changed in New Zealand over the last 12 months?
3 findings
- Across the 12 months ending September 2026, estimated monthly branded searches for Seresto in New Zealand fell from 360 to 320.
- Across the 12 months ending September 2026, Seresto’s share of searches among flea, tick and worm treatment brands in New Zealand decreased from 3.1% to 2.2%.
- Across the 12 months ending September 2026, Seresto’s share of searches among flea, tick and worm treatment brands in New Zealand peaked at 4.6% in December 2025 and was lowest at 2.2% in September 2026.
How did search popularity change for New Zealand flea, tick and worm treatment brands in September 2026?
6 changes

In September 2026, Bravecto gained share of searches among flea, tick and worm treatment brands in New Zealand, from 39.5% to 51.5%.

In September 2026, Drontal lost share of searches among flea, tick and worm treatment brands in New Zealand, from 12.2% to 8.4%.

In September 2026, NexGard lost share of searches among flea, tick and worm treatment brands in New Zealand, from 23.8% to 21.6%.

In September 2026, Simparica lost share of searches among flea, tick and worm treatment brands in New Zealand, from 7.5% to 5.5%.

In September 2026, Capstar lost share of searches among flea, tick and worm treatment brands in New Zealand, from 4.2% to 2.7%.

In September 2026, Frontline lost share of searches among flea, tick and worm treatment brands in New Zealand, from 4.8% to 3.4%.
How are Seresto’s branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Seresto’s name. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brand is growing, holding steady, or fading.
- seresto collar
- seresto dog collar
- seresto flea collar
Who owns Seresto?
Seresto is owned by
Elanco Animal Health Incorporated. Brandwave also tracks Elanco,
Capstar and
Comfortis, owned by the same company, in New Zealand.
Do you work for Seresto? To request corrections or removal please contact us via our support page and we will be happy to assist.

Is Seresto your brand?
Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.