| 6 Products | Apr 2025 | Apr 2026 | Change |
| Benadryl Allergy Relief Capsules () | £5.12 | £5.40 | + £0.28 5.5% increase |
| | £3.00 | £5.98 | + £2.98 99.3% increase |
| | £5.70 | £6.60 | + £0.90 44.6% increase |
| | £6.60 | £6.60 | £0.00 25.3% increase |
| | £5.70 | £6.00 | + £0.30 20% increase |
| | £2.00 | £2.00 | £0.00 18.3% increase |
| | £6.90 | £6.75 | - £0.15 13.7% decrease |
| | £6.60 | £6.60 | £0.00 11.1% increase |
| | £5.59 | £4.10 | - £1.49 6.1% decrease |
| | £3.99 | £3.99 | £0.00 5.5% increase |
| Benadryl One a Day Allergy Relief Tablets (10mg) | £6.39 | £6.54 | + £0.15 2.3% increase |
| | £6.50 | £6.50 | £0.00 No change |
| | £6.50 | £6.50 | £0.00 No change |
| | £6.50 | £6.50 | £0.00 No change |
| | £6.50 | £6.50 | £0.00 No change |
| | £6.80 | £6.80 | £0.00 No change |
| | £6.50 | £6.50 | £0.00 No change |
| | £5.40 | £6.50 | + £1.10 2.3% increase |
| Benadryl Allergy Relief Capsules 24 () | £10.12 | £10.48 | + £0.36 3.6% increase |
| | £10.50 | £10.50 | £0.00 No change |
| | £10.50 | £10.75 | + £0.25 1.2% increase |
| | £10.75 | £10.75 | £0.00 0.9% increase |
| | £10.50 | £10.75 | + £0.25 1.2% increase |
| | £11.30 | £11.30 | £0.00 0.9% increase |
| | £11.00 | £11.00 | £0.00 0.7% increase |
| | £6.30 | £8.30 | + £2.00 3.6% increase |
| Benadryl Allergy One-a-day Relief Tablets 30 (10mg) | £10.47 | £10.93 | + £0.46 4.4% increase |
| | £10.00 | £9.98 | - £0.02 -0.2% decrease |
| | £10.50 | £11.00 | + £0.50 2.3% increase |
| | £11.00 | £11.00 | £0.00 1.5% increase |
| | £10.00 | £11.00 | + £1.00 3.6% increase |
| | £11.55 | £11.55 | £0.00 2.8% increase |
| | £11.00 | £11.00 | £0.00 2.2% increase |
| | £9.24 | £10.99 | + £1.75 4.4% increase |
| Benadryl Allergy Relief Capsules () | £10.00 | £10.00 | £0.00 No change |
| | £10.00 | £10.00 | £0.00 No change |
| Benadryl Allergy Relief 24 Caps () | £9.00 | £9.00 | £0.00 No change |
| | £9.00 | £9.00 | £0.00 No change |
