Naprogesic vs Voltaren:Which is more popular?
In September 2026, Naprogesic had more branded searches than Voltaren among pain relief brands in New Zealand. Naprogesic had about 1,100 branded searches, while Voltaren had 70. Naprogesic made up 6.1% of all pain relief brand searches we track, and Voltaren accounted for 0.39%. When we asked ChatGPT and Google AI Overviews about pain relief brands, Voltaren appeared in three of the five answers and Naprogesic in one. Voltaren was mentioned before Naprogesic in every answer that named either.
Who do people search for more?
Naprogesic, about 16 searches for every 1 for Voltaren
Who does AI mention more?
Voltaren, mentioned in 3 of 5 answers, Naprogesic in 1
Who does AI recommend more?
Voltaren, named ahead of Naprogesic in 3 of 3 answers
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Top pain relief brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Voltaren was mentioned in three out of five: in one of the three ChatGPT answers and in both Google AI Overviews. Naprogesic was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Voltaren was listed before Naprogesic in every answer that named either.
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.
Panadol4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Nurofen4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Voltaren3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Maxigesic2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Deep Heat1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Naprogesic1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Disprin1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about pain relief brands
5 answers
Asked ChatGPT
“Which pain relief brand should I buy in New Zealand?”
Asked ChatGPT
“What are the best pain relief brands in New Zealand?”
Asked ChatGPT
“What's the best pain relief brand in New Zealand for headaches and aches?”
Searched Google, AI Overview
“best pain relief”
Searched Google, AI Overview
“strong pain relief”
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.
Is Naprogesic or Voltaren more popular in search?
This chart shows how often people search Google for Naprogesic and Voltaren by name. Each line represents a brand's share of searches for all seven pain relief brands we track, month by month, from searches in New Zealand.
Share of searches by month for Naprogesic, Voltaren. The figures are in the table below the chart.
View monthly share of searches table
| Month | Panadol | Nurofen | Deep Heat | Maxigesic | Naprogesic | Disprin | Voltaren |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 34.9% | 27% | 12.8% | 13.4% | 6.9% | 4.4% | 0.61% |
| Nov 2025 | 35% | 26.8% | 13.4% | 13% | 6.8% | 4.1% | 0.85% |
| Dec 2025 | 38.6% | 25.7% | 12.5% | 12.2% | 6.4% | 4% | 0.63% |
| Jan 2026 | 35.3% | 28.5% | 13.4% | 11.2% | 7% | 3.9% | 0.63% |
| Feb 2026 | 36.8% | 25.3% | 14% | 11.8% | 7.2% | 4.3% | 0.59% |
| Mar 2026 | 34.2% | 28.8% | 12.7% | 13.2% | 6.7% | 3.8% | 0.54% |
| Apr 2026 | 32.6% | 26.2% | 12.5% | 18.5% | 6.3% | 3.2% | 0.66% |
| May 2026 | 33.8% | 25.4% | 15.1% | 15.1% | 6.2% | 3.8% | 0.69% |
| Jun 2026 | 33.2% | 28.8% | 15.1% | 13.1% | 6.2% | 3.1% | 0.5% |
| Jul 2026 | 32.2% | 28.5% | 14.7% | 14.3% | 6% | 3.7% | 0.61% |
| Aug 2026 | 37.1% | 27.1% | 13.6% | 13.7% | 4.7% | 3.2% | 0.56% |
| Sep 2026 | 34.5% | 26.5% | 16% | 12.8% | 6.1% | 3.9% | 0.39% |
How has the Naprogesic and Voltaren comparison changed over the last 12 months?
3 findings
- Naprogesic was ahead of Voltaren in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Naprogesic’s share of searches among pain relief brands in New Zealand moved from 6.9% to 6.1%, and its estimated monthly branded searches moved from 1K to 1.1K.
- Across the 12 months ending September 2026, Voltaren’s share of searches among pain relief brands in New Zealand moved from 0.61% to 0.39%, and its estimated monthly branded searches moved from 90 to 70.
How did search popularity change for New Zealand pain relief brands in September 2026?
2 changes

In September 2026, Naprogesic gained share of searches among pain relief brands in New Zealand, from 4.7% to 6.1%.

Estimated monthly branded searches for Voltaren in New Zealand fell 22.2% over 12 measured months, from 90 to 70 in September 2026.
How are branded searches counted?
9 search terms
Brandwave collects information about searches that people make online using Naprogesic’s and Voltaren’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.
Naprogesic
7 branded search terms
- naprogesic
- naprogesic 24 tablets
- naprogesic chemist
- naprogesic dosage
- naprogesic ingredients
- naprogesic period pain
- naprogesic tablet
Voltaren
2 branded search terms
- voltaren and paracetamol
- voltaren headache
Other head-to-heads among pain relief brands

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