Which otc medicines brands do AI assistants recommend in United Kingdom? Q4 2026
In United Kingdom, AI assistants most often recommend Boots, Lemsip and Nytol for otc medicines. Boots is named by 2 of 5 assistants.
What the data says
Boots is the otc medicines brand AI assistants recommend most in United Kingdom, taking 7.8% of all recommendation points across 5 assistants. Lemsip follows with 6.6% and Nytol is third with 6.6%.
The top spot is close: only 1.2 points separate Boots and Lemsip, so a small change in how either brand is described online could flip the order.
Claude puts Boots first, while ChatGPT favours Lemsip, DeepSeek favours Lemsip, Gemini favours Lemsip and Grok favours Lemsip.
The top five brands hold 32% of recommendations out of 44 brands named in total, leaving room for challengers to break into AI shortlists.
| # | Brand | Owner | AI share | ChatGPT | Claude | DeepSeek | Gemini | Grok |
|---|---|---|---|---|---|---|---|---|
| 1 | Boots | Boots | 7.8% | – | 175 | 20 | – | – |
| 2 | Lemsip | Reckitt | 6.6% | 35 | 25 | 35 | 35 | 35 |
| 3 | Nytol | Sanofi | 6.6% | 35 | 25 | 35 | 35 | 35 |
| 4 | Gaviscon | Reckitt | 5.7% | 35 | 12 | 25 | 35 | 35 |
| 5 | Nurofen | Reckitt | 5.2% | 35 | – | 25 | 35 | 35 |
| 6 | Piriteze | Haleon | 4.8% | 35 | 8 | 8 | 35 | 35 |
| 7 | Benylin | Kenvue | 4.8% | 25 | 20 | 25 | 25 | 25 |
| 8 | Rennie | Bayer | 4.4% | 25 | – | 35 | 25 | 25 |
| 9 | Claritin | Bayer | 4.4% | 20 | 20 | 25 | 25 | 20 |
| 10 | Imodium | Johnson & Johnson | 3.7% | 20 | 20 | 20 | 12 | 20 |
| 11 | Kalms | Bayer | 3.3% | 25 | – | 8 | 25 | 25 |
| 12 | Benadryl | Johnson & Johnson | 3.3% | 25 | – | 20 | 12 | 25 |
| 13 | Sudafed | Johnson & Johnson | 3.2% | 24 | – | 20 | 12 | 24 |
| 14 | Panadol | Haleon | 2.8% | 25 | – | – | 20 | 25 |
| 15 | Calpol | Kenvue | 2.6% | 20 | – | – | 25 | 20 |
| 16 | Paracetamol | Generic | 2.4% | – | 25 | 35 | – | – |
| 17 | Piriton | Haleon | 2.4% | – | 25 | 35 | – | – |
| 18 | Vicks | Procter & Gamble | 2.2% | 20 | 8 | 8 | – | 20 |
| 19 | Buscopan | Sanofi | 2.1% | 12 | – | 8 | 20 | 12 |
| 20 | Covonia | Thornton & Ross | 1.9% | 8 | – | 12 | 20 | 8 |
Questions about AI otc medicines recommendations
- Which otc medicines brand does ChatGPT recommend most in United Kingdom?
- ChatGPT recommends Lemsip most often for otc medicines in United Kingdom. Across all assistants, Boots leads with 7.8% of recommendations.
- Which otc medicines brand is improving fastest in United Kingdom?
- Lemsip has the strongest momentum among challengers: AI names it first in 4 of 5 answers where it appears, while holding 6.6% share. This is the first Q4 2026 reading; change over time will be shown from the next update.
- How is the ranking calculated?
- We ask each AI assistant the questions shoppers ask in each category and market, record the top five brands it names, and give 35, 25, 20, 12 and 8 points for positions one to five. Share is a brand's points divided by all points awarded.
OTC Medicines: AI rankings by country
Covers: Allergy Management, Cough & Cold Relief, Digestive Aids, Pain Relief, Sleep Support.
Method: each AI assistant is asked the shopper questions for every segment in the category and market; the top five brands named score 35, 25, 20, 12 and 8 points. Share is a brand's points divided by all points awarded. Rankings reflect AI answers, not sales.
See how your brand ranks in AI answers.
Get a free report: where AI names you, where it leaves you out, and the product page, pack and message fixes that change it.