Brandwave

How popular isZyrtec?

In September 2026, people searched for Zyrtec by name about 40,500 times in Australia, an 18.2% decrease from the previous year. These searches made up 32.5% of all Australia hay fever and allergy brand searches, placing Zyrtec first out of five brands. When we asked both ChatGPT and Google AI Overviews about hay fever and allergy brands, Zyrtec appeared in three of the five answers and was the third most recommended of the five.

Search and AI answers in September 2026

Zyrtec is the most searched of 5 competitors and the third most recommended in AI answers.

  1. ZyrtecShare of searches 32.5%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd
  2. TelfastShare of searches 26.5%Mentioned in 3 of 5 AI answersPlace in AI recommendations 1st
  3. ClaratyneShare of searches 21.7%Mentioned in 3 of 5 AI answersPlace in AI recommendations 2nd
  4. NasonexShare of searches 17.8%Mentioned in 2 of 5 AI answersPlace in AI recommendations 4th
  5. FlixonaseShare of searches 1.5%Mentioned in 0 of 5 AI answersPlace in AI recommendations –
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Top hay fever and allergy brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Zyrtec was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Zyrtec is the third most recommended of the five.

Most recommended by AI

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

  1. Telfast1st
  2. Claratyne2nd
  3. Zyrtec3rd
  4. Nasonex4th
  5. Flixonase–

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?”

    1. 1Telfast
    2. 2Claratyne
    3. 3Zyrtec
    4. 4Nasonex

  • Asked ChatGPT

    “What are the best antihistamines for hay fever in Australia?”

    1. 1Telfast
    2. 2Claratyne
    3. 3Zyrtec

  • Asked ChatGPT

    “What's the best nasal spray for hay fever?”

    1. 1Nasonex

  • Searched Google, AI Overview

    “antihistamine”

    1. Searched Google, AI Overview

      “hay fever tablets”

      1. 1Telfast
      2. 2Claratyne
      3. 3Zyrtec

    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 compete with Zyrtec?

    Zyrtec against hay fever and allergy brands in Australia, by month

    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
    MonthZyrtecTelfastClaratyneNasonexFlixonase
    Oct 202536.6%24.4%24.4%13.4%1.2%
    Nov 202536.6%24.5%24.5%13.4%1.2%
    Dec 202536.4%24.4%24.4%13.3%1.4%
    Jan 202636.5%24.4%24.4%13.3%1.3%
    Feb 202633.6%22.4%27.4%15%1.5%
    Mar 202633.5%22.4%27.5%15%1.6%
    Apr 202635.3%23.6%23.6%15.8%1.7%
    May 202636.9%20.2%24.7%16.5%1.8%
    Jun 202632.4%21.6%26.4%17.7%1.9%
    Jul 202631.2%20.8%25.4%20.8%1.8%
    Aug 202632.3%21.6%26.5%17.7%1.9%
    Sep 202632.5%26.5%21.7%17.8%1.5%

    1. 1.Zyrtec

      32.5%

      Held 1st. 40.5K estimated branded searches, +49.4% vs prior month. Share +0.1 points.

    2. 2.Telfast

      26.5%

      Moved from 3rd to 2nd. 33.1K estimated branded searches, +82.9% vs prior month. Share +4.9 points.

    3. 3.Claratyne

      21.7%

      Moved from 2nd to 3rd. 27.1K estimated branded searches, +22.1% vs prior month. Share -4.8 points.

    4. 4.Nasonex

      17.8%

      Held 4th. 22.2K estimated branded searches, +50% vs prior month. Share +0.1 points.

    5. 5.Flixonase

      1.5%

      Held 5th. 1.9K estimated branded searches, +18.8% vs prior month. Share -0.4 points.

    Compare popularity between Zyrtec and its closest rivals

    Every comparison with Zyrtec

    4 comparisons

    How has branded search demand for Zyrtec changed in Australia over the last 12 months?

    3 findings
    • Across the 12 months ending September 2026, estimated monthly branded searches for Zyrtec in Australia fell from 49.5K to 40.5K.
    • 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, 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.

    How did search popularity change for Australia hay fever and allergy brands in September 2026?

    5 changes

    1. In September 2026, Telfast overtook Claratyne to rank 2nd among hay fever and allergy brands in Australia, with 26.5% of the searches.

    2. In September 2026, Claratyne lost share of searches among hay fever and allergy brands in Australia, from 26.5% to 21.7%.

    3. Estimated monthly branded searches for Nasonex in Australia rose 22.7% over 12 measured months, from 18.1K to 22.2K in September 2026.

    4. Estimated monthly branded searches for Flixonase in Australia rose 18.8% over 12 measured months, from 1.6K to 1.9K in September 2026.

    5. 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 Zyrtec’s branded searches counted?

    1 search term

    Brandwave collects information about searches that people make online using Zyrtec’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

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    How the Brand Demand Index is measured

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