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Variety of delivery options including next day & free delivery.
Pharmacy, clinic and prescribers based in Greater Manchester.
Start your treatment with a quick and free online consultation.
Fill in a quick online consultation for our licensed pharmacists to review.
Our pharmacists will review your treatment to ensure it’s suitable.
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Benadryl Allergy One A Day Tablets contain cetirizine dihydrochloride 10 mg per tablet, an antihistamine used to relieve the symptoms of hay fever and other allergies. It is designed to treat conditions such as perennial allergic rhinitis, dust mite and pet allergies, and chronic nettle rash (urticaria). Benadryl Allergy One A Day works by blocking histamine receptors in the body, helping to stop sneezing, a runny nose, watery eyes, and itchy skin.
Benadryl Allergy One A Day Tablets are suitable for adults and children aged 12 years and over and come in a pack size of 30 tablets:
| Medication Name | Benadryl Allergy 10mg One a Day Tablets |
| Active Ingredient | Cetirizine dihydrochloride 10 mg per tablet |
| Medication Form | Oral film-coated tablets |
| Used to Treat | Hay fever, pet/dust allergies, and skin rashes (urticaria) |
| Available Sizes | 30-tablet pack |
| Who Can Use It | Adults and children aged 12 years and over |
| Prescription Required? | No – Pharmacy (P) medicine |
| Patient Information Leaflet | Benadryl Allergy One A Day Tablets – Patient Information Leaflet |
Benadryl Allergy One A Day Tablets are used to relieve symptoms associated with seasonal allergic rhinitis (hay fever), perennial allergic rhinitis (such as dust mite or pet allergies), and chronic idiopathic urticaria (nettle rash). They help control sneezing, a blocked or runny nose, itchy and watery eyes, and itchy skin reactions.
Benadryl Allergy One A Day Tablets are suitable for adults and children aged 12 years and over.
Do not use Benadryl Allergy One A Day Tablets if you:
Speak to a healthcare professional before use if you:
If you forget to take your dose, take it as soon as you remember, unless it is almost time for your next dose. Do not take a double dose to make up for a forgotten tablet.
Common side effects:
Uncommon:
Rare:
Active ingredient: Cetirizine dihydrochloride 10 mg per tablet.
Other ingredients: Microcrystalline cellulose, lactose, colloidal anhydrous silica, magnesium stearate. Film coating contains hydroxypropylmethylcellulose (E464), titanium dioxide (E171), and macrogol 400.
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Page content authored by Amjad Khan, last reviewed by Dr Hussain Ahmad on 24th September 2026.



