Cold and flu brands in Australia:Which are most popular?

Name: Cold and flu brands in Australia: Which are searched most?
Creator: Brandwave
License: https://creativecommons.org/licenses/by/4.0/

Strepsils and Sudafed tie for the highest share of searches among cold and flu brands in Australia, at 17% each in September 2026. When we checked with ChatGPT and Google AI Overviews, Nurofen was mentioned most often, in three of the five answers.

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Top cold and flu brands in ChatGPT and Google AI Overviews

In Brandwave's three ChatGPT questions and two Google AI Overviews, Nurofen was mentioned most often, in three of the five answers. Strepsils, which ranked first in searches, was not mentioned at all.

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

How many AI answers named each brand
Brand	ChatGPT	Google	Answers that named it
Nurofen	Named in 2 of 3 ChatGPT answers	Named in 1 of 2 Google AI Overviews	3 of 5
Codral	Named in 1 of 3 ChatGPT answers	Named in 1 of 2 Google AI Overviews	2 of 5
Demazin	Named in 1 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	1 of 5
Strepsils	Named in 0 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	0 of 5
Sudafed	Named in 0 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	0 of 5
Lemsip	Named in 0 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	0 of 5
Bisolvon	Named in 0 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	0 of 5
Vicks	Named in 0 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	0 of 5
Difflam	Named in 0 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	0 of 5
Duro-Tuss	Named in 0 of 3 ChatGPT answers	Named in 0 of 2 Google AI Overviews	0 of 5

Nurofen3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Codral2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Demazin1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Strepsils0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Sudafed0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Lemsip0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Bisolvon0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Vicks0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Difflam0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Duro-Tuss0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about cold and flu brands

5 answers

Asked ChatGPT
“What should I take for a cold in Australia?”
1. 1Nurofen
Asked ChatGPT
“What are the best cold and flu tablets in Australia?”
1. 1Codral
2. 2Demazin
3. 3Nurofen
Asked ChatGPT
“What's the best thing for a sore throat?”
Searched Google, AI Overview
“cold and flu tablets”
1. 1Codral
2. 2Nurofen
Searched Google, AI Overview
“sore throat”

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 cold and flu brands do people search for most?

This chart shows how often people search Google for each cold and flu brand by name. Each line represents a brand's share of searches for all ten cold and flu brands we track, month by month, from searches in Australia.

Share of searches among cold and flu brands in Australia, by month

Month	Strepsils	Sudafed	Lemsip	Bisolvon	Codral	Demazin	Vicks	Difflam	Duro-Tuss	Nurofen
Oct 2025	16.2%	19.8%	10.8%	10.8%	8.8%	10.8%	5.9%	7.2%	5.9%	3.9%
Nov 2025	17.2%	21.1%	11.5%	9.4%	7.7%	9.4%	6.3%	7.7%	6.3%	3.4%
Dec 2025	15.6%	23.3%	10.4%	10.4%	8.5%	8.5%	6.9%	6.9%	5.7%	3.8%
Jan 2026	16.4%	20.1%	11%	11%	8.9%	8.9%	7.3%	7.3%	5.9%	3.2%
Feb 2026	16.6%	20.3%	11.1%	11.1%	9%	9%	7.4%	7.4%	4.9%	3.3%
Mar 2026	17.2%	21%	11.5%	9.4%	9.4%	7.7%	7.7%	7.7%	5.1%	3.4%
Apr 2026	16.6%	20.3%	13.6%	9%	9%	7.4%	7.4%	7.4%	6%	3.3%
May 2026	15.8%	19.4%	15.8%	8.7%	8.7%	7.1%	8.7%	7.1%	5.8%	3.1%
Jun 2026	14.7%	18%	14.7%	9.9%	9.9%	8.1%	8.1%	6.6%	6.6%	3.6%
Jul 2026	16.8%	20.6%	13.7%	9.2%	9.2%	7.5%	7.5%	6.1%	6.1%	3.3%
Aug 2026	16.4%	20.1%	13.4%	9%	9%	7.4%	7.4%	7.4%	6%	4%
Sep 2026	17%	17%	13.9%	9.3%	9.3%	9.3%	7.6%	6.2%	6.2%	4.1%

Rank	Brand	Share of searches	Estimated monthly branded searches	vs prior month	Share change
1, moved from 2nd to 1st	Strepsils	17%	18.1K	0%	+0.6 pointsmoved from 2nd to 1st
2, moved from 1st to 2nd	Sudafed	17%	18.1K	-18.5%	-3.1 pointsmoved from 1st to 2nd
3, held 3rd	Lemsip	13.9%	14.8K	0%	+0.5 points
4, held 4th	Bisolvon	9.3%	9.9K	0%	+0.3 points
5, held 5th	Codral	9.3%	9.9K	0%	+0.3 points
6, held 6th	Demazin	9.3%	9.9K	+22.2%	+2 points
7, moved from 8th to 7th	Vicks	7.6%	8.1K	0%	+0.3 pointsmoved from 8th to 7th
8, moved from 7th to 8th	Difflam	6.2%	6.6K	-18.5%	-1.1 pointsmoved from 7th to 8th
9, held 9th	Duro-Tuss	6.2%	6.6K	0%	+0.2 points
10, held 10th	Nurofen Reckitt	4.1%	4.4K	0%	+0.1 points

1.Strepsils
17%
Moved from 2nd to 1st. 18.1K estimated branded searches, 0% vs prior month. Share +0.6 points.
2.Sudafed
17%
Moved from 1st to 2nd. 18.1K estimated branded searches, -18.5% vs prior month. Share -3.1 points.
3.Lemsip
13.9%
Held 3rd. 14.8K estimated branded searches, 0% vs prior month. Share +0.5 points.
4.Bisolvon
9.3%
Held 4th. 9.9K estimated branded searches, 0% vs prior month. Share +0.3 points.
5.Codral
9.3%
Held 5th. 9.9K estimated branded searches, 0% vs prior month. Share +0.3 points.
6.Demazin
9.3%
Held 6th. 9.9K estimated branded searches, +22.2% vs prior month. Share +2 points.
7.Vicks
7.6%
Moved from 8th to 7th. 8.1K estimated branded searches, 0% vs prior month. Share +0.3 points.
8.Difflam
6.2%
Moved from 7th to 8th. 6.6K estimated branded searches, -18.5% vs prior month. Share -1.1 points.
9.Duro-Tuss
6.2%
Held 9th. 6.6K estimated branded searches, 0% vs prior month. Share +0.2 points.
10.Nurofen
4.1%
Held 10th. 4.4K estimated branded searches, 0% vs prior month. Share +0.1 points.

Nurofen sells other things too, so only its searches that name this product count here, like “nurofen cold and flu”.

Which brand is most popular in search among cold and flu brands in Australia?

10 brands

Strepsils and Sudafed tie for the highest share of searches among cold and flu brands in Australia, at 17% each in September 2026.

Australia cold and flu brands, last 12 months ending September 2026
Brand	Share of searches	Peak	Low	Rank
Strepsils	16.2% → 17%	17.2%Nov 2025	14.7%Jun 2026	2nd → 1st
Sudafed	19.8% → 17%	23.3%Dec 2025	17%Sep 2026	1st → 2nd
Lemsip	10.8% → 13.9%	15.8%May 2026	10.4%Dec 2025	5th → 3rd
Bisolvon	10.8% → 9.3%	11.1%Feb 2026	8.7%May 2026	3rd → 4th
Codral	8.8% → 9.3%	9.9%Jun 2026	7.7%Nov 2025	6th → 5th
Demazin	10.8% → 9.3%	10.8%Oct 2025	7.1%May 2026	4th → 6th
Vicks	5.9% → 7.6%	8.7%May 2026	5.9%Oct 2025	9th → 7th
Difflam	7.2% → 6.2%	7.7%Nov 2025	6.1%Jul 2026	7th → 8th
Duro-Tuss	5.9% → 6.2%	6.6%Jun 2026	4.9%Feb 2026	8th → 9th
Nurofen	3.9% → 4.1%	4.1%Sep 2026	3.1%May 2026	10th

Each finding as a sentence

Across the 12 months ending September 2026, Strepsils’ share of searches among cold and flu brands in Australia increased from 16.2% to 17%.
Across the 12 months ending September 2026, Sudafed’s share of searches among cold and flu brands in Australia decreased from 19.8% to 17%.
Across the 12 months ending September 2026, Lemsip’s share of searches among cold and flu brands in Australia increased from 10.8% to 13.9%.
Across the 12 months ending September 2026, Bisolvon’s share of searches among cold and flu brands in Australia decreased from 10.8% to 9.3%.
Across the 12 months ending September 2026, Demazin’s share of searches among cold and flu brands in Australia decreased from 10.8% to 9.3%.
Across the 12 months ending September 2026, Vicks’ share of searches among cold and flu brands in Australia increased from 5.9% to 7.6%.
Across the 12 months ending September 2026, Difflam’s share of searches among cold and flu brands in Australia decreased from 7.2% to 6.2%.
Across the 12 months ending September 2026, Strepsils’ share of searches among cold and flu brands in Australia peaked at 17.2% in November 2025 and was lowest at 14.7% in June 2026.
Across the 12 months ending September 2026, Sudafed’s share of searches among cold and flu brands in Australia peaked at 23.3% in December 2025 and was lowest at 17% in September 2026.
Across the 12 months ending September 2026, Lemsip’s share of searches among cold and flu brands in Australia peaked at 15.8% in May 2026 and was lowest at 10.4% in December 2025.
Across the 12 months ending September 2026, Bisolvon’s share of searches among cold and flu brands in Australia peaked at 11.1% in February 2026 and was lowest at 8.7% in May 2026.
Across the 12 months ending September 2026, Codral’s share of searches among cold and flu brands in Australia peaked at 9.9% in June 2026 and was lowest at 7.7% in November 2025.
Across the 12 months ending September 2026, Demazin’s share of searches among cold and flu brands in Australia peaked at 10.8% in October 2025 and was lowest at 7.1% in May 2026.
Across the 12 months ending September 2026, Vicks’ share of searches among cold and flu brands in Australia peaked at 8.7% in May 2026 and was lowest at 5.9% in October 2025.
Across the 12 months ending September 2026, Difflam’s share of searches among cold and flu brands in Australia peaked at 7.7% in November 2025 and was lowest at 6.1% in July 2026.
Across the 12 months ending September 2026, Duro-Tuss’ share of searches among cold and flu brands in Australia peaked at 6.6% in June 2026 and was lowest at 4.9% in February 2026.
Across the 12 months ending September 2026, Nurofen’s share of searches among cold and flu brands in Australia peaked at 4.1% in September 2026 and was lowest at 3.1% in May 2026.
Across the 12 months ending September 2026, Strepsils rose from 2nd to 1st among cold and flu brands in Australia.
Across the 12 months ending September 2026, Sudafed fell from 1st to 2nd among cold and flu brands in Australia.
Across the 12 months ending September 2026, Lemsip rose from 5th to 3rd among cold and flu brands in Australia.
Across the 12 months ending September 2026, Bisolvon fell from 3rd to 4th among cold and flu brands in Australia.
Across the 12 months ending September 2026, Codral rose from 6th to 5th among cold and flu brands in Australia.
Across the 12 months ending September 2026, Demazin fell from 4th to 6th among cold and flu brands in Australia.
Across the 12 months ending September 2026, Vicks rose from 9th to 7th among cold and flu brands in Australia.
Across the 12 months ending September 2026, Difflam fell from 7th to 8th among cold and flu brands in Australia.
Across the 12 months ending September 2026, Duro-Tuss fell from 8th to 9th among cold and flu brands in Australia.
Across the 12 months ending September 2026, Nurofen held steady: its share of searches among cold and flu brands in Australia moved less than 0.5 percentage points.

How did search popularity change for Australia cold and flu brands in September 2026?

8 changes

In September 2026, Strepsils overtook Sudafed to become the leader among cold and flu brands in Australia, with 17% of the searches.
In September 2026, Demazin gained share of searches among cold and flu brands in Australia, from 7.4% to 9.3%.
In September 2026, Sudafed lost share of searches among cold and flu brands in Australia, from 20.1% to 17%.
In September 2026, Difflam lost share of searches among cold and flu brands in Australia, from 7.4% to 6.2%.
In September 2026, Vicks rose from 8th to 7th among cold and flu brands in Australia.
Estimated monthly branded searches for Lemsip in Australia rose 82.7% over 12 measured months, from 8.1K to 14.8K in September 2026.
Estimated monthly branded searches for Nurofen in Australia rose 51.7% over 12 measured months, from 2.9K to 4.4K in September 2026.
Estimated monthly branded searches for Codral in Australia rose 50% over 12 measured months, from 6.6K to 9.9K in September 2026.

How are branded searches counted for cold and flu brands?

10 search terms

Each brand's share of searches among cold and flu 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.