Brandwave

Drontal vs Seresto:Which is more popular?

In September 2026, Drontal had more branded searches than Seresto among flea, tick and worm treatment brands in New Zealand. Drontal had about 1,240 branded searches, while Seresto had 320. Drontal made up 8.4% of all flea, tick and worm treatment brand searches we track, and Seresto accounted for 2.2%. When we asked ChatGPT and Google AI Overviews about flea, tick and worm treatment brands, Drontal appeared in three of the five answers and Seresto in one. Drontal was mentioned before Seresto in three out of four answers that named either.

Among flea, tick and worm treatment brands in New Zealand in September 2026

Who do people search for more?

Drontal, about 4 searches for every 1 for Seresto

Drontal 1.2K searchesSeresto 320 searches

Who does AI mention more?

Drontal, mentioned in 3 of 5 answers, Seresto in 1

Drontal in 3 of 5Seresto in 1 of 5

Who does AI recommend more?

Drontal, named ahead of Seresto in 3 of 4 answers

Drontal first in 3Seresto first in 1

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Top flea, tick and worm treatment brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Drontal was mentioned in three out of five: in two of the three ChatGPT answers and in one of the 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. Drontal was listed before Seresto in three out of four answers that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. NexGard1st
  2. Bravecto2nd
  3. Simparica3rd
  4. Drontal4th
  5. Advocate5th
  6. Frontline6th
  7. Seresto7th
  8. Capstar–
  9. Comfortis–

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

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.

Is Drontal or Seresto more popular in search?

This chart shows how often people search Google for Drontal and Seresto by name. Each line represents a brand's share of searches for all nine flea, tick and worm treatment brands we track, month by month, from searches in New Zealand.

Drontal and Seresto among flea, tick and worm treatment brands in New Zealand, by month

Share of searches by month for Drontal, Seresto. The figures are in the table below the chart.

View monthly share of searches table
MonthBravectoNexGardDrontalSimparicaAdvocateFrontlineCapstarSerestoComfortis
Oct 202534.4%27.6%9.3%10.9%5.5%5%3.5%3.1%0.7%
Nov 202533.7%24.4%8.3%11.1%6.1%6.7%4.7%4.4%0.62%
Dec 202537.2%20.9%9.4%8.6%6%6.2%6.4%4.6%0.67%
Jan 202639.6%19.6%10.1%8.5%6%6.6%5.8%3.2%0.54%
Feb 202636.7%20.8%10.2%8.3%5.9%7.7%7%2.9%0.41%
Mar 202634.6%20%10.5%8.6%6.2%10.9%5.9%2.6%0.64%
Apr 202633.8%20.7%11.7%7.4%6%9.6%7.1%3.2%0.49%
May 202636.3%22.7%11.9%7.2%5.5%5.6%7.6%3.1%0.27%
Jun 202637.4%22.8%11.9%7.4%6.1%5.3%6.4%2.4%0.34%
Jul 202640%23.6%10.7%6.6%4.8%6.1%5.3%2.4%0.44%
Aug 202639.5%23.8%12.2%7.5%5.4%4.8%4.2%2.2%0.37%
Sep 202651.5%21.6%8.4%5.5%4.5%3.4%2.7%2.2%0.27%

How has the Drontal and Seresto comparison changed over the last 12 months?

3 findings

How did search popularity change for New Zealand flea, tick and worm treatment brands in September 2026?

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

  2. Estimated monthly branded searches for Seresto in New Zealand fell 11.1% over 12 measured months, from 360 to 320 in September 2026.

How are branded searches counted?

12 search terms

Brandwave collects information about searches that people make online using Drontal’s and Seresto’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Drontal

9 branded search terms

  • cat drontal wormer
  • dog dewormer drontal
  • drontal
  • drontal cat
  • drontal dog
  • drontal flea
  • drontal flea treatment
  • drontal wormer
  • drontal worming tablets

Seresto

3 branded search terms

  • seresto collar
  • seresto dog collar
  • seresto flea collar

How the Brand Demand Index is measured

Other head-to-heads among flea, tick and worm treatment brands

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