Hay fever and allergy brands in Australia:Which are most popular?
In September 2026, Zyrtec was the most searched hay fever and allergy brand in Australia, accounting for 32.5% of all searches among the five brands we track. When we checked with ChatGPT and Google AI Overviews, Zyrtec, Telfast and Claratyne were mentioned most often, in three of the five answers. Telfast was recommended most often, coming first in all three responses that gave a list.
ZyrtecShare of searches 32.5%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd- TelfastShare of searches 26.5%Mentioned in 3 of 5 AI answersPlace in AI recommendations 1st
ClaratyneShare of searches 21.7%Mentioned in 3 of 5 AI answersPlace in AI recommendations 2nd- NasonexShare of searches 17.8%Mentioned in 2 of 5 AI answersPlace in AI recommendations 4th
FlixonaseShare of searches 1.5%Mentioned in 0 of 5 AI answersPlace in AI recommendations –
Follow hay fever and allergy brands 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 hay fever and allergy brands in ChatGPT and Google AI Overviews
In Brandwave's three ChatGPT questions and two Google AI Overviews, Zyrtec, Telfast and Claratyne were mentioned most often, in three of the five answers. Telfast was recommended most often, coming first in all three answers that gave a list. Claratyne was second, and Zyrtec was third. Flixonase, which ranked fifth in searches, was not mentioned at all.
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.
- Zyrtec3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Telfast3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Claratyne3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Nasonex2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Flixonase0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about hay fever and allergy brands
5 answers
Asked ChatGPT
“Which hay fever tablets should I take in Australia?”
Asked ChatGPT
“What are the best antihistamines for hay fever in Australia?”
Asked ChatGPT
“What's the best nasal spray for hay fever?”
Searched Google, AI Overview
“antihistamine”
Searched Google, AI Overview
“hay fever tablets”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in Australia on October 26, 2026.
Which hay fever and allergy brands do people search for most?
This chart shows how often people search Google for each hay fever and allergy brand by name. Each line represents a brand's share of searches for all five hay fever and allergy brands we track, month by month, from searches in Australia.
Share of searches by month for Zyrtec, Telfast, Claratyne, Nasonex. The figures are in the table below the chart.
View monthly share of searches table
| Month | Zyrtec | Telfast | Claratyne | Nasonex | Flixonase |
|---|---|---|---|---|---|
| Oct 2025 | 36.6% | 24.4% | 24.4% | 13.4% | 1.2% |
| Nov 2025 | 36.6% | 24.5% | 24.5% | 13.4% | 1.2% |
| Dec 2025 | 36.4% | 24.4% | 24.4% | 13.3% | 1.4% |
| Jan 2026 | 36.5% | 24.4% | 24.4% | 13.3% | 1.3% |
| Feb 2026 | 33.6% | 22.4% | 27.4% | 15% | 1.5% |
| Mar 2026 | 33.5% | 22.4% | 27.5% | 15% | 1.6% |
| Apr 2026 | 35.3% | 23.6% | 23.6% | 15.8% | 1.7% |
| May 2026 | 36.9% | 20.2% | 24.7% | 16.5% | 1.8% |
| Jun 2026 | 32.4% | 21.6% | 26.4% | 17.7% | 1.9% |
| Jul 2026 | 31.2% | 20.8% | 25.4% | 20.8% | 1.8% |
| Aug 2026 | 32.3% | 21.6% | 26.5% | 17.7% | 1.9% |
| Sep 2026 | 32.5% | 26.5% | 21.7% | 17.8% | 1.5% |
| Rank | Brand | Share of searches | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 32.5% | 40.5K | +49.4% | +0.1 points | |
| 2, moved from 3rd to 2nd | 26.5% | 33.1K | +82.9% | +4.9 pointsmoved from 3rd to 2nd | |
| 3, moved from 2nd to 3rd | 21.7% | 27.1K | +22.1% | -4.8 pointsmoved from 2nd to 3rd | |
| 4, held 4th | 17.8% | 22.2K | +50% | +0.1 points | |
| 5, held 5th | 1.5% | 1.9K | +18.8% | -0.4 points |
1.
Zyrtec32.5%
Held 1st. 40.5K estimated branded searches, +49.4% vs prior month. Share +0.1 points.
2.Telfast
26.5%
Moved from 3rd to 2nd. 33.1K estimated branded searches, +82.9% vs prior month. Share +4.9 points.
21.7%
Moved from 2nd to 3rd. 27.1K estimated branded searches, +22.1% vs prior month. Share -4.8 points.
4.
Nasonex17.8%
Held 4th. 22.2K estimated branded searches, +50% vs prior month. Share +0.1 points.
1.5%
Held 5th. 1.9K estimated branded searches, +18.8% vs prior month. Share -0.4 points.
Which brand is most popular in search among hay fever and allergy brands in Australia?
5 brands
In September 2026, Zyrtec was the most searched among hay fever and allergy brands in Australia, with an estimated 40.5K branded searches, 32.5% of all searches for the five we track. Telfast is in 2nd place, 5.9 percentage points behind at 26.5%.
| Brand | Share of searches | Peak | Low | Rank |
|---|---|---|---|---|
| Zyrtec | 36.6% → 32.5% | 36.9%May 2026 | 31.2%Jul 2026 | 1st |
| Telfast | 24.4% → 26.5% | 26.5%Sep 2026 | 20.2%May 2026 | 3rd → 2nd |
| Claratyne | 24.4% → 21.7% | 27.5%Mar 2026 | 21.7%Sep 2026 | 2nd → 3rd |
| Nasonex | 13.4% → 17.8% | 20.8%Jul 2026 | 13.3%Dec 2025 | 4th |
| Flixonase | 1.2% → 1.5% | 1.9%Aug 2026 | 1.2%Nov 2025 | 5th |
Each finding as a sentence
- Across the 12 months ending September 2026, Zyrtec’s share of searches among hay fever and allergy brands in Australia decreased from 36.6% to 32.5%.
- Across the 12 months ending September 2026, Telfast’s share of searches among hay fever and allergy brands in Australia increased from 24.4% to 26.5%.
- Across the 12 months ending September 2026, Claratyne’s share of searches among hay fever and allergy brands in Australia decreased from 24.4% to 21.7%.
- Across the 12 months ending September 2026, Nasonex’s share of searches among hay fever and allergy brands in Australia increased from 13.4% to 17.8%.
- Across the 12 months ending September 2026, Zyrtec’s share of searches among hay fever and allergy brands in Australia peaked at 36.9% in May 2026 and was lowest at 31.2% in July 2026.
- Across the 12 months ending September 2026, Telfast’s share of searches among hay fever and allergy brands in Australia peaked at 26.5% in September 2026 and was lowest at 20.2% in May 2026.
- Across the 12 months ending September 2026, Claratyne’s share of searches among hay fever and allergy brands in Australia peaked at 27.5% in March 2026 and was lowest at 21.7% in September 2026.
- Across the 12 months ending September 2026, Nasonex’s share of searches among hay fever and allergy brands in Australia peaked at 20.8% in July 2026 and was lowest at 13.3% in December 2025.
- Across the 12 months ending September 2026, Telfast rose from 3rd to 2nd among hay fever and allergy brands in Australia.
- Across the 12 months ending September 2026, Claratyne fell from 2nd to 3rd among hay fever and allergy brands in Australia.
- Across the 12 months ending September 2026, Flixonase held steady: its share of searches among hay fever and allergy brands in Australia moved less than 0.5 percentage points.
How did search popularity change for Australia hay fever and allergy brands in September 2026?
5 changes
In September 2026, Telfast overtook Claratyne to rank 2nd among hay fever and allergy brands in Australia, with 26.5% of the searches.
In September 2026, Claratyne lost share of searches among hay fever and allergy brands in Australia, from 26.5% to 21.7%.
Estimated monthly branded searches for Nasonex in Australia rose 22.7% over 12 measured months, from 18.1K to 22.2K in September 2026.
Estimated monthly branded searches for Flixonase in Australia rose 18.8% over 12 measured months, from 1.6K to 1.9K in September 2026.
Estimated monthly branded searches for Zyrtec in Australia fell 18.2% over 12 measured months, from 49.5K to 40.5K in September 2026.
How are branded searches counted for hay fever and allergy brands?
5 search terms
Each brand's share of searches among hay fever and allergy brands comes from the terms listed under its name. When people mostly search for a brand because of something else it sells, only the searches that name this product count here.
Compare popularity between leading brands
See your own brand in this picture
Brandwave tracks your branded demand next to your campaigns, spend and outcomes, so you can see what moved your numbers, not just that they moved.