---
title: "Flea and worm treatment brands in Australia: Which are searched most?"
description: "Compare the flea, tick and worm treatment brands Australian pet owners buy. Share of Search among NexGard, Bravecto, Frontline, Drontal, Simparica, Capstar and Seresto, the flea and worm treatment brands Brandwave compares in Australia, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time."
canonical: "https://gobrandwave.com/demand/au/categories/au-pet-parasite-treatment-brands"
publisher: "Brandwave"
---

# Flea and worm treatment brands in Australia: Which are searched most?

Compare the flea, tick and worm treatment brands Australian pet owners buy. Share of Search among NexGard, Bravecto, Frontline, Drontal, Simparica, Capstar and Seresto, the flea and worm treatment brands Brandwave compares in Australia, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

## Key facts

- **Competitive set**: Flea and worm treatment brands
- **Market**: Australia
- **Brands compared**: 7
- **Month measured**: Sep 2026
- **Highest Share of Search**: NexGard, 74.2%

## Which brand is most popular in search among flea and worm treatment brands in Australia?

- In September 2026, NexGard was the most searched among flea and worm treatment brands in Australia, with an estimated 43K branded searches, 74.2% of all searches for the seven we track.
- Bravecto is in 2nd place, 62.8 percentage points behind at 11.4%.
- Across the 12 months ending September 2026, NexGard’s share of searches among flea and worm treatment brands in Australia increased from 73.1% to 74.2%.
- Across the 12 months ending September 2026, Simparica’s share of searches among flea and worm treatment brands in Australia decreased from 4.3% to 3.3%.
- Across the 12 months ending September 2026, NexGard’s share of searches among flea and worm treatment brands in Australia peaked at 75.6% in July 2026 and was lowest at 70.6% in June 2026.
- Across the 12 months ending September 2026, Bravecto’s share of searches among flea and worm treatment brands in Australia peaked at 11.8% in November 2025 and was lowest at 9.3% in August 2026.
- Across the 12 months ending September 2026, Frontline’s share of searches among flea and worm treatment brands in Australia peaked at 8.8% in June 2026 and was lowest at 6% in January 2026.
- Across the 12 months ending September 2026, Drontal’s share of searches among flea and worm treatment brands in Australia peaked at 3.9% in June 2026 and was lowest at 2.8% in October 2025.
- Across the 12 months ending September 2026, Simparica’s share of searches among flea and worm treatment brands in Australia peaked at 4.3% in October 2025 and was lowest at 2.9% in May 2026.
- Across the 12 months ending September 2026, Drontal rose from 5th to 4th among flea and worm treatment brands in Australia.
- Across the 12 months ending September 2026, Simparica fell from 4th to 5th among flea and worm treatment brands in Australia.
- Across the 12 months ending September 2026, Bravecto, Frontline, Capstar and Seresto held steady: their share of searches among flea and worm treatment brands in Australia each moved less than 0.5 percentage points.

## Top flea and worm treatment brands in ChatGPT and Google AI Overviews

In Brandwave's three ChatGPT questions and two Google AI Overviews, NexGard was mentioned most often, in four of the five answers. NexGard was recommended most often, coming first in two out of four answers that gave a list. Bravecto was second, and Drontal was third. Frontline, which ranked third in searches, was not mentioned at all.

Brands get a higher AI rank if they are mentioned earlier in the answers that list options.

| Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it |
| --- | --- | --- | --- | --- |
| NexGard | 1st | 3 of 3 | 1 of 2 | 4 of 5 |
| Bravecto | 2nd | 2 of 3 | 0 of 2 | 2 of 5 |
| Drontal | 3rd | 1 of 3 | 0 of 2 | 1 of 5 |
| Capstar | 4th | 1 of 3 | 1 of 2 | 2 of 5 |
| Simparica | 5th | 0 of 3 | 2 of 2 | 2 of 5 |
| Seresto | 6th | 0 of 3 | 1 of 2 | 1 of 5 |
| Frontline | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 |

## Every AI answer about flea and worm treatment brands

- Asked ChatGPT "Which flea and tick treatment should I use for my dog in Australia?": 1. NexGard, 2. Bravecto
- Asked ChatGPT "What are the best flea treatments for cats?": 1. Bravecto, 2. NexGard, 3. Capstar
- Asked ChatGPT "What's the best worming tablet for dogs?": 1. Drontal, 2. NexGard
- Searched Google, AI Overview "flea treatment for dogs": 1. NexGard, 2. Simparica, 3. Capstar, 4. Seresto
- Searched Google, AI Overview "flea treatment": 1. Simparica

Not named in any answer: Frontline.

Brands are listed in the order each answer named them. The answers were collected in Australia on October 26, 2026.

## Compare search popularity between leading brands

- [NexGard vs Bravecto: compare search popularity](/demand/au/compare/bravecto-vs-nexgard): 74.2% against 11.4% Share of Search.
- [NexGard vs Frontline: compare search popularity](/demand/au/compare/frontline-vs-nexgard): 74.2% against 6.2% Share of Search.
- [NexGard vs Drontal: compare search popularity](/demand/au/compare/drontal-vs-nexgard): 74.2% against 3.3% Share of Search.
- [NexGard vs Simparica: compare search popularity](/demand/au/compare/nexgard-vs-simparica): 74.2% against 3.3% Share of Search.
- [Bravecto vs Frontline: compare search popularity](/demand/au/compare/bravecto-vs-frontline): 11.4% against 6.2% Share of Search.
- [Bravecto vs Drontal: compare search popularity](/demand/au/compare/bravecto-vs-drontal): 11.4% against 3.3% Share of Search.
- [Bravecto vs Simparica: compare search popularity](/demand/au/compare/bravecto-vs-simparica): 11.4% against 3.3% Share of Search.
- [Frontline vs Drontal: compare search popularity](/demand/au/compare/drontal-vs-frontline): 6.2% against 3.3% Share of Search.
- [Frontline vs Simparica: compare search popularity](/demand/au/compare/frontline-vs-simparica): 6.2% against 3.3% Share of Search.
- [Drontal vs Simparica: compare search popularity](/demand/au/compare/drontal-vs-simparica): 3.3% Share of Search each.

## How did search popularity change for Australia flea and worm treatment brands in September 2026?

- In September 2026, Bravecto gained share of searches among flea and worm treatment brands in Australia, from 9.3% to 11.4%.
- In September 2026, Frontline lost share of searches among flea and worm treatment brands in Australia, from 7.6% to 6.2%.
- In September 2026, NexGard lost share of searches among flea and worm treatment brands in Australia, from 74.8% to 74.2%.
- Drontal’s share of searches among flea and worm treatment brands in Australia has lost ground for 3 months in a row, from 3.9% to 3.3% in September 2026.
- Estimated monthly branded searches for Simparica in Australia fell 20.8% over 12 measured months, from 2.4K to 1.9K in September 2026.

## Share of Search ranking

| Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by |
| --- | --- | --- | --- | --- | --- |
| 1 | NexGard | 74.2% | 43K | +22.2% | NexGard |
| 2 | Bravecto | 11.4% | 6.6K | +50.0% | Bravecto |
| 3 | Frontline | 6.2% | 3.6K | 0.0% | Frontline |
| 4 | Drontal | 3.3% | 1.9K | +18.8% | Drontal |
| 5 | Simparica | 3.3% | 1.9K | +18.8% | Zoetis Inc. |
| 6 | Capstar | 1% | 590 | +22.9% | Elanco Animal Health Incorporated |
| 7 | Seresto | 0.67% | 390 | +85.7% | Elanco Animal Health Incorporated |

## Historical estimated branded-search demand

| Month | Brand | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | NexGard | 41.2K | 73.1% | 1 |
| Oct 2025 | Bravecto | 6.6K | 11.7% | 2 |
| Oct 2025 | Frontline | 3.6K | 6.4% | 3 |
| Oct 2025 | Simparica | 2.4K | 4.3% | 4 |
| Oct 2025 | Drontal | 1.6K | 2.8% | 5 |
| Oct 2025 | Capstar | 590 | 1% | 6 |
| Oct 2025 | Seresto | 390 | 0.69% | 7 |
| Nov 2025 | NexGard | 41.2K | 73.4% | 1 |
| Nov 2025 | Bravecto | 6.6K | 11.8% | 2 |
| Nov 2025 | Frontline | 3.6K | 6.4% | 3 |
| Nov 2025 | Drontal | 1.9K | 3.4% | 4 |
| Nov 2025 | Simparica | 1.9K | 3.4% | 5 |
| Nov 2025 | Capstar | 590 | 1.1% | 6 |
| Nov 2025 | Seresto | 320 | 0.57% | 7 |
| Dec 2025 | NexGard | 33.7K | 73% | 1 |
| Dec 2025 | Bravecto | 5.4K | 11.7% | 2 |
| Dec 2025 | Frontline | 2.9K | 6.3% | 3 |
| Dec 2025 | Drontal | 1.6K | 3.5% | 4 |
| Dec 2025 | Simparica | 1.6K | 3.5% | 5 |
| Dec 2025 | Capstar | 590 | 1.3% | 6 |
| Dec 2025 | Seresto | 390 | 0.84% | 7 |
| Jan 2026 | NexGard | 35.2K | 73.2% | 1 |
| Jan 2026 | Bravecto | 5.4K | 11.2% | 2 |
| Jan 2026 | Frontline | 2.9K | 6% | 3 |
| Jan 2026 | Simparica | 1.9K | 3.9% | 4 |
| Jan 2026 | Drontal | 1.6K | 3.3% | 5 |
| Jan 2026 | Capstar | 720 | 1.5% | 6 |
| Jan 2026 | Seresto | 390 | 0.81% | 7 |
| Feb 2026 | NexGard | 33.7K | 74.6% | 1 |
| Feb 2026 | Bravecto | 4.4K | 9.7% | 2 |
| Feb 2026 | Frontline | 2.9K | 6.4% | 3 |
| Feb 2026 | Drontal | 1.6K | 3.5% | 4 |
| Feb 2026 | Simparica | 1.6K | 3.5% | 5 |
| Feb 2026 | Capstar | 720 | 1.6% | 6 |
| Feb 2026 | Seresto | 260 | 0.58% | 7 |
| Mar 2026 | NexGard | 35.2K | 72% | 1 |
| Mar 2026 | Bravecto | 5.4K | 11% | 2 |
| Mar 2026 | Frontline | 3.6K | 7.4% | 3 |
| Mar 2026 | Simparica | 1.9K | 3.9% | 4 |
| Mar 2026 | Drontal | 1.6K | 3.3% | 5 |
| Mar 2026 | Capstar | 880 | 1.8% | 6 |
| Mar 2026 | Seresto | 320 | 0.65% | 7 |
| Apr 2026 | NexGard | 33.7K | 71.9% | 1 |
| Apr 2026 | Bravecto | 5.4K | 11.5% | 2 |
| Apr 2026 | Frontline | 3.6K | 7.7% | 3 |
| Apr 2026 | Drontal | 1.6K | 3.4% | 4 |
| Apr 2026 | Simparica | 1.6K | 3.4% | 5 |
| Apr 2026 | Capstar | 720 | 1.5% | 6 |
| Apr 2026 | Seresto | 260 | 0.55% | 7 |
| May 2026 | NexGard | 33.7K | 74.2% | 1 |
| May 2026 | Bravecto | 4.4K | 9.7% | 2 |
| May 2026 | Frontline | 3.6K | 7.9% | 3 |
| May 2026 | Drontal | 1.6K | 3.5% | 4 |
| May 2026 | Simparica | 1.3K | 2.9% | 5 |
| May 2026 | Capstar | 590 | 1.3% | 6 |
| May 2026 | Seresto | 210 | 0.46% | 7 |
| Jun 2026 | NexGard | 28.8K | 70.6% | 1 |
| Jun 2026 | Bravecto | 4.4K | 10.8% | 2 |
| Jun 2026 | Frontline | 3.6K | 8.8% | 3 |
| Jun 2026 | Drontal | 1.6K | 3.9% | 4 |
| Jun 2026 | Simparica | 1.6K | 3.9% | 5 |
| Jun 2026 | Capstar | 590 | 1.4% | 6 |
| Jun 2026 | Seresto | 210 | 0.51% | 7 |
| Jul 2026 | NexGard | 33.7K | 75.6% | 1 |
| Jul 2026 | Bravecto | 4.4K | 9.9% | 2 |
| Jul 2026 | Frontline | 2.9K | 6.5% | 3 |
| Jul 2026 | Drontal | 1.6K | 3.6% | 4 |
| Jul 2026 | Simparica | 1.3K | 2.9% | 5 |
| Jul 2026 | Capstar | 480 | 1.1% | 6 |
| Jul 2026 | Seresto | 210 | 0.47% | 7 |
| Aug 2026 | NexGard | 35.2K | 74.8% | 1 |
| Aug 2026 | Bravecto | 4.4K | 9.3% | 2 |
| Aug 2026 | Frontline | 3.6K | 7.6% | 3 |
| Aug 2026 | Drontal | 1.6K | 3.4% | 4 |
| Aug 2026 | Simparica | 1.6K | 3.4% | 5 |
| Aug 2026 | Capstar | 480 | 1% | 6 |
| Aug 2026 | Seresto | 210 | 0.45% | 7 |
| Sep 2026 | NexGard | 43K | 74.2% | 1 |
| Sep 2026 | Bravecto | 6.6K | 11.4% | 2 |
| Sep 2026 | Frontline | 3.6K | 6.2% | 3 |
| Sep 2026 | Drontal | 1.9K | 3.3% | 4 |
| Sep 2026 | Simparica | 1.9K | 3.3% | 5 |
| Sep 2026 | Capstar | 590 | 1% | 6 |
| Sep 2026 | Seresto | 390 | 0.67% | 7 |

## What is being compared

- **Bravecto**: Measured on the search term “bravecto”.
- **Capstar**: Measured on the search term “capstar”.
- **Drontal**: Measured on the search term “drontal”.
- **Frontline**: Measured on the search term “frontline”.
- **NexGard**: Measured on the search terms “nexgard” and “nexgard spectra”, summed into one figure.
- **Seresto**: Measured on the search term “seresto”.
- **Simparica**: Measured on the search term “simparica”.

- [Bravecto](/demand/au/brands/bravecto)
- [Capstar](/demand/au/brands/capstar)
- [Drontal](/demand/au/brands/drontal)
- [Frontline](/demand/au/brands/frontline)
- [NexGard](/demand/au/brands/nexgard)
- [Seresto](/demand/au/brands/seresto)
- [Simparica](/demand/au/brands/simparica)

## Methodology

- [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which brand is most popular in search among flea and worm treatment brands in Australia?

In September 2026, NexGard was the most searched among flea and worm treatment brands in Australia, with an estimated 43K branded searches, 74.2% of all searches for the seven we track.

## Cite this page

Brandwave. "Flea and worm treatment brands in Australia: Which are searched most?". https://gobrandwave.com/demand/au/categories/au-pet-parasite-treatment-brands

This page is also available as HTML at https://gobrandwave.com/demand/au/categories/au-pet-parasite-treatment-brands. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.