AI-recommended otc medicines brands: rankings in 30 countries
Worldwide, AI assistants most often recommend Claritin, Panadol and Tylenol for otc medicines. Claritin is named by 5 of 5 assistants.
What the data says
Claritin (Bayer) is the otc medicines brand AI assistants recommend most worldwide, taking 4.3% of all recommendation points across 5 assistants. Panadol follows with 3.7% and Tylenol is third with 3.4%.
The top spot is close: only 0.6 points separate Claritin and Panadol, so a small change in how either brand is described online could flip the order.
ChatGPT and Gemini put Claritin first, while Claude favours Swisse, DeepSeek favours Panadol and Grok favours Panadol.
The top five brands hold 17% of recommendations out of 675 brands named in total, leaving room for challengers to break into AI shortlists.
| # | Brand | Owner | AI share | ChatGPT | Claude | DeepSeek | Gemini | Grok |
|---|---|---|---|---|---|---|---|---|
| 1 | Claritin | Bayer | 4.3% | 676 | 359 | 734 | 696 | 820 |
| 2 | Panadol | Haleon | 3.7% | 508 | 328 | 765 | 345 | 833 |
| 3 | Tylenol | Kenvue | 3.4% | 608 | 337 | 620 | 533 | 467 |
| 4 | Vicks | Procter & Gamble | 3.1% | 646 | 241 | 253 | 603 | 579 |
| 5 | Zyrtec | Kenvue | 2.9% | 580 | 165 | 505 | 475 | 485 |
| 6 | Gaviscon | Reckitt | 2.7% | 672 | 273 | 591 | 297 | 250 |
| 7 | Pepto-Bismol | Procter & Gamble | 2.5% | 320 | 485 | 258 | 400 | 420 |
| 8 | Advil | Haleon | 2.5% | 336 | 270 | 329 | 373 | 561 |
| 9 | Imodium | Johnson & Johnson | 2.3% | 296 | 396 | 346 | 260 | 474 |
| 10 | Swisse | H&H Group | 1.9% | 282 | 840 | – | 138 | 148 |
| 11 | Allegra | Sanofi | 1.8% | 347 | 190 | 335 | 275 | 242 |
| 12 | Melatonin | Generic | 1.8% | 55 | 755 | 330 | – | 233 |
| 13 | ZzzQuil | Procter & Gamble | 1.7% | 413 | 120 | 55 | 426 | 270 |
| 14 | Natrol | Aurobindo Pharma | 1.5% | 478 | 60 | 293 | 333 | – |
| 15 | Blackmores | Blackmores | 1.5% | 218 | 200 | 94 | 114 | 528 |
| 16 | Mucinex | Reckitt | 1.5% | 270 | 258 | 33 | 275 | 270 |
| 17 | Cetirizine | Generic | 1.3% | 108 | 635 | 83 | 55 | 115 |
| 18 | Aspirin | Bayer | 1.2% | 116 | 410 | 263 | 60 | 83 |
| 19 | Ibuprofen | Generic | 1.2% | 28 | 742 | 81 | – | 50 |
| 20 | Nurofen | Reckitt | 1.1% | 354 | 116 | 135 | 100 | 112 |
Questions about AI otc medicines recommendations
- Which otc medicines brand does ChatGPT recommend most?
- ChatGPT recommends Claritin most often for otc medicines. Across all assistants, Claritin leads with 4.3% of recommendations.
- Which otc medicines brand is improving fastest?
- Panadol has the strongest momentum among challengers: AI names it first in 53 of 98 answers where it appears, while holding 3.7% 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.
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