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Dexcel Cetirizine Hayfever & Allergy Relief 10 mg tablets – patient leaflet, side effects, dosage

Last updated: · Text from the MHRA, as of · About this document

Medicine status: No longer supplied Details

Medicine strength:
10 mg
Still supplied:
The same active substance, strength and form in the NHS Dictionary of Medicines and Devices (dm+d). Ask your pharmacist or doctor before changing to another make.
Contains active substance:
ATC code:

Patient leaflet - Dexcel Cetirizine Hayfever & Allergy Relief 10 mg tablets

1. WHAT CETIRIZINE HAYFEVER AND ALLERGY RELIEF 10 MG TABLETS ARE AND WHAT THEY ARE USED FOR

Cetirizine dihydrochloride is the active ingredient of Cetirizine Hayfever and Allergy Relief 10 mg Tablets. Cetirizine Hayfever and Allergy Relief 10 mg Tablets is an antiallergic medication.

In adults and children aged 6 years and above, Cetirizine Hayfever and Allergy Relief 10 mg Tablets are indicated - for the relief of symptoms of hay fever (seasonal allergic rhinitis) and allergies such as dust or pet allergies (perennial allergic rhinitis), such as sneezing, itchy, runny and blocked nose, itchy, red and watery eyes. - for the relief of swelling, redness and itchiness of the skin (symptoms of chronic idiopathic urticaria, which is also known as chronic nettle rash).

2. WHAT YOU NEED TO KNOW BEFORE YOU TAKE CETIRIZINE HAYFEVER AND ALLERGY RELIEF 10 MG TABLETS

Do not take Cetirizine Hayfever and Allergy Relief 10 mg Tablets

  • if you have a severe kidney disease requiring dialysis. - if you are allergic (hypersensitive) to cetirizine dihydrochloride or any of the other ingredients of this medicine (listed, in section 6 ).
  • if you are allergic (hypersensitive) to hydroxyzine (a closely related active substance of other medicines). - if you are allergic (hypersensitive) to drugs from the piperazine family, for example buclizine, cyclizine, meclozine, levocetirizine.

Warnings and precautions

Talk to your or pharmacist doctor before taking Cetirizine Hayfever and Allergy Relief 10 mg Tablets:

If you have kidney problems, please ask your doctor for advice; if necessary, you may have to take a lower dose. The new dose will be determined by your doctor. If you have predisposition factors of urinary retention (e.g.: spinal cord lesion, prostatic hyperplasia) as cetirizine increases the risk of urinary retention, please ask your doctor for advice.

If you are an epileptic patient or a patient at risk of convulsions, you should ask your

doctor for advice.

Children

Do not give this medicine to children below the age of 6 years because the tablet formulation does not allow the necessary dose adjustments.

Other medicines and Cetirizine Hayfever and Allergy Relief 10 mg Tablets

Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines. Due to the profile of cetirizine, no interactions with other drugs are expected.

Cetirizine Hayfever and Allergy Relief 10 mg Tablets with food, drink and alcohol

Food does not noticeably affect the absorption of cetirizine.

No interactions having a noticeable impact have been observed between alcohol (at the blood level of 0.5 per mille (g/l) corresponding to one glass of wine) and cetirizine used at the recommended doses. However, there are no data available on the safety when higher doses of cetirizine and alcohol are taken together. Therefore, as it is the case with all antihistamines, it is recommended to avoid consumption of alcohol while taking this medicine.

Pregnancy, breast-feeding and fertility

If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor for advice before taking this medicine.

Cetirizine Hayfever and Allergy Relief 10 mg Tablets should be avoided in pregnant women.

Accidental use of the drug by a pregnant woman should not produce any harmful effects on the foetus. Nevertheless, the medicine should only be administered if necessary and after medical advice.

Cetirizine passes into breast milk. Side effects associated with cetirizine may be seen in breastfed infants. Therefore, you should not take Cetirizine Hayfever and Allergy Relief 10 mg Tablets during breast-feeding unless you have contacted a doctor.

Allergy skin test

If you are going to have an allergy skin test, ask your doctor if you should stop taking Cetirizine Hayfever and Allergy Relief 10 mg Tablets for several days before the test. This medicine may affect your allergy test results. Driving and using machines

Clinical studies have produced no evidence of impaired attention, alertness and driving capabilities after taking Cetirizine Hayfever and Allergy Relief 10 mg Tablets at the recommended dose.

You should closely observe your response to the drug after you have taken Cetirizine Hayfever and Allergy Relief 10 mg Tablets if you are intending to drive, engage in potentially hazardous activities or operate machinery. You should not exceed the recommended dose. You may find that the simultaneous use of alcohol or other nervous depressant agents may additionally affect your attention and ability to react.

Cetirizine Hayfever and Allergy Relief 10 mg Tablets contains lactose

If you have been told by your doctor that you have an intolerance to some sugars, contact your doctor before taking this medicinal product.

3. HOW TO TAKE CETIRIZINE HAYFEVER AND ALLERGY RELIEF 10 MG TABLETS

Always take this medicine exactly as described in this leaflet or as your doctor has told you. Check with your doctor if you are not sure.

Tablets need to be swallowed with a glass of liquid. The tablet can be divided into equal doses.

Cetirizine

Hayfever and Allergy Relief

10 mg Tablets

(Cetirizine dihydrochloride) Use in children aged 6 to 12 years:

The recommended dose is 5 mg twice daily as half a tablet twice a day.

Adults and children aged 12 years and over:

The recommended dose is 10 mg once daily as one tablet.

Patients with renal impairment:

Patients with moderate renal impairment are recommended to take 5 mg once daily as a half tablet. If you suffer from severe kidney disease, please contact your doctor who may adjust the dose accordingly. If your child suffers from kidney disease, please contact your doctor who may adjust the dose according to your child’s needs.

If you feel that the effect of Cetirizine Hayfever and Allergy Relief 10 mg Tablets is too weak or too strong, please consult your doctor.

Duration of treatment

The duration of treatment depends on the type, duration and course of your complaints.

Please ask your doctor or pharmacist for advice. If you take more Cetirizine Hayfever and Allergy Relief 10 mg Tablets than you

should

If you think you have taken an overdose of Cetirizine Hayfever and Allergy 10 mg Tablets, please inform your doctor. Your doctor will then decide what measures, if any, should be taken.

After an overdose, the side effects described below may occur with increased intensity.

Adverse effects such as confusion, diarrhoea, dizziness, tiredness, headache, malaise (feeling unwell), dilating (widening) of the pupil, itching, restlessness, sedation, somnolence, stupor (lowered consciousness), abnormal rapid heart rate, tremors and urinary retention (difficulty in completely emptying the bladder) have been reported. If you forget to take Cetirizine Hayfever and Allergy Relief 10 mg Tablets

If you forget to take a tablet, take it as soon as you remember, but wait at least 24 hours before taking the next tablet. Do not take a double dose to make up for a forgotten dose.

If you stop taking Cetirizine Hayfever and Allergy Relief 10 mg Tablets

Rarely, pruritus (intense itching) and/or urticaria (hives) may return if you stop taking Cetirizine Hayfever and Allergy Relief 10 mg Tablets.

If you have any further questions on the use of this medicine, ask your doctor or pharmacist.

4. POSSIBLE SIDE EFFECTS

Like all medicines, this medicine can cause side effects, although not everybody gets them.

In very rare cases people have thought about committing suicide and if you feel this way then stop taking the tablets and see your doctor immediately. If you develop one of the very rare side effects described below, please inform your doctor straight away.

At the first signs of allergic (hypersensitivity) reactions, including a severe allergic reaction (symptoms include: rash, itchiness and fever, difficulty breathing, swelling of the neck, throat, tongue, face, eyelids or lips) stop taking the tablets and contact your doctor immediately.

This reaction may start soon after you first take the medicine or it might start later. Your doctor will then assess the severity and decide on any further measures that may be necessary.

The following side effects have also been reported. Common: may affect up to 1 in 10 people

  • Fatigue, somnolence (sleepiness)
  • Dizziness, headache
  • Dry mouth, nausea (feeling sick), diarrhoea (children only)
  • Pharyngitis (sore throat), rhinitis (runny, stuffy nose) (in children)

Uncommon: may affect up to 1 in 100 people

  • Pruritus (itching), rash
  • Abdominal pain
  • Agitation
  • Asthenia (feeling of weakness), malaise (feeling unwell)

    • Paraesthesia (abnormal feelings of the skin), tingling in the hands and feet

Rare: may affect up to 1 in 1,000 people

  • Tachycardia (heart beating fast)
  • Oedema (generalised swelling due to water retention) - Liver function abnormal
  • Convulsions
  • Weight increased
  • Aggression, confusion, depression, hallucination (hearing or seeing things), insomnia (difficulty sleeping) - Urticaria (swelling, redness and itchiness of the skin) Very rare: may affect up to 1 in 10,000 people
  • Thrombocytopenia (low level of blood platelets), which increases risk of bleeding or bruising
  • Accommodation disorder (impaired ability of the eye to focus), blurred vision, oculogyric crisis (eyes moving in an uncontrolled circular manner)
  • Syncope (fainting), dyskinesia (involuntary movements), dystonia (abnormal prolonged muscular contractions), tremor, dysgeusia (altered taste)
  • Tics (sudden abnormal repetitive muscle movement) - Fixed drug eruption (may look like round or oval patches of redness and swelling of the skin)
  • Abnormal elimination of urine (bed wetting, pain and/or difficulty passing water)

Not known: frequency cannot be estimated from the available data

  • Increased appetite
  • Nightmare
  • Amnesia (loss of memory), memory impairment - Vertigo (sensation of rotation or movement) - Urinary retention (inability to completely empty the urinary bladder)
  • Pruritus (intense itching) and /or urticaria upon discontinuation
  • Arthralgia (joint pain), myalgia (muscular pain) - Acute generalized exanthematous pustulosis (rash with blisters containing pus)
  • Hepatitis (inflammation of the liver)

Reporting of side effects

If you get any side-effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet.

You can also report side effects directly via the Yellow Card Scheme Website: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store.

By reporting side effects you can help provide more information on the safety of this medicine.

5. HOW TO STORE CETIRIZINE HAYFEVER AND ALLERGY RELIEF 10 MG TABLETS

Keep this medicine out of the sight and reach of children. Do not use this medicine after the expiry date which is stated on the box and blister after EXP. The expiry date refers to the last day of the month.

This medicine does not require any special storage conditions.

6. CONTENT OF THE PACK AND OTHER INFORMATION What Cetirizine Hayfever and Allergy Relief 10 mg Tablets contain

  • The active substance is cetirizine dihydrochloride. One film-coated tablet contains 10 mg cetirizine dihydrochloride.
  • The other ingredients are: pregelatinized starch, lactose monohydrate, maize starch, povidone, magnesium stearate, macrogol 6000, basic polymethacrylate, titanium dioxide (E171), talc.

What Cetirizine Hayfever and Allergy Relief 10 mg Tablets look like and contents of the pack

White, capsule shaped film-coated tablets with a score on one side.

There are 7 or 14 tablets in a pack.

Not all pack sizes may be marketed.

Marketing Authorization Holder and Manufacturer:

Dexcel®-Pharma Ltd. 2nd Floor, Bourn, 1 Manor House Drive, Coventry, CV1 2FX, UK

This leaflet was last revised in March 2026.

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 14017/0061

Last revision stated in the text: March 2026 · MHRA data as of 13 October 2026

Found a mistake? Tell us on the contact page.

The information on this site does not replace the advice of a doctor or pharmacist.

Facts about Dexcel Cetirizine Hayfever & Allergy Relief 10 mg tablets

Active substance Cetirizine
Strength 10 mg
Pharmaceutical form Oral tablet
Cetirizine Hayfever & Allergy Relief 10 mg Tablets is a white, film-coated, capsule shaped tablet, scored on one side.
The tablet can be divided into equal doses.
How is it taken Oral
Excipients Starch pregelatinized, Lactose monohydrate, Maize starch, Povidone, Magnesium stearate, Macrogol 6000, Basic polymethacrylate, Titanium dioxide (E171), Talc
Is it available? No, all its packs are listed as discontinued (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Shelf life 3 years.
Storage This medicinal product does not require any special storage conditions.
Drug group (ATC) Antihistamine for systemic use, piperazine derivatives
  1. R Respiratory system drugs
    1. R06 Antihistamines for systemic use
      1. R06A Antihistamines for systemic use
        1. R06AE Piperazine derivatives, systemic antihistamines
          1. R06AE07 cetirizine
Marketing authorisation PL 14017/0061 (first authorised 25 February 2004)
Marketing authorisation holder Dexcel®-Pharma Ltd.
Codes BNF 03040100

Sources: the MHRA product information (products.mhra.gov.uk) and the NHS Dictionary of Medicines and Devices (dm+d), release 10.2.0 of 19 October 2026, NHS Business Services Authority. Contains public sector information licensed under the Open Government Licence v3.0.