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STREPSILS Warm Lozenges 2,4-Dichlorobenzyl alcohol – patient leaflet, side effects, dosage

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

Medicine status: No longer supplied Details

Medicine strength:
1.2 mg + 600 microgram
Still supplied:
The same active substances, 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 substances:

Patient leaflet - Strepsils Warm lozenges

1.What this medicine is and what it is used for

This medicine contains two antiseptic ingredients for use in throat medications. These are used for the symptomatic relief of mouth and throat infections. These ingredients are both mild antiseptic which kill the bacteria associated with mouth and throat infections. The action of sucking the lozenge allows the active ingredients to work in the area of the discomfort and also helps lubricate and sooth the painful area. This helps relieve the soreness and discomfort of mouth and throat infections

2. What you need to know before you take this medicine

This medicine is recommended for adults, children (over 6 years old) and the elderly.

Children under 6 years old should not use this medicine.

Do not take this medicine if you:

  • Are allergic (hypersensitive) to 2,4-dichlorobenyzl alcohol, amylmetacresol, or any of the other ingredients shown in Section 6.

  • Are under 6 years old

Warnings and precautions

Tell your doctor or pharmacist if you:

  • Are taking or have recently taken any other medicines, including medicines obtains without a prescription.
  • suffer or are suffering from any other throat problems

Pregnancy and breast-feeding

It is not recommended to use this product if you think you are pregnant, are pregnant or are breastfeeding.

Ask your doctor or pharmacist for advice before taking any medicine.

Important information about some of the ingredients in this medicine

  • This product contains sucrose (1.38 g per lozenge) and glucose (1.10 g per lozenge).

    This should be taken into account in patients with diabetes mellitus. If you have been told by your doctor that you have an intolerance to some sugars contact your doctor before taking this medicine.

  • This medicine contains Sulphites – Sulphur Dioxide (E220) present in liquid glucose, which may rarely cause severe hypersensitivity reactions and

    bronchospasm.

  • This medicine contains only very low levels of gluten (from wheat starch). It is regarded as ‘gluten-free’ and is very unlikely to cause problems if you have coeliac disease. One lozenge contains no more than 22.04 micrograms of gluten. If you have wheat allergy (different from coeliac disease) you should not take this medicine.
  • This medicine contains less than 1 mmol sodium (23 mg) per dose, that is to say essentially ‘sodium-free’.
  • This medicine contains fragrance with Citral, Citranellol, Eugenol, Farnesol,

    Geraniol, Isoeugenol and Linalool. Citral, Citranellol, Eugenol, Farnesol, Geraniol,

    Isoeugenol and Linalool may cause allergic reactions

3. How to take this medicine

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

Adults, Children (over 6 years old) and the elderly – One lozenge to be dissolved slowly in the mouth every 2 – 3 hours up to a maximum of 12 lozenges in 24 hours

Remove one lozenge from the foil blister packaging.

Replace the foil blister back into the cardboard carton.

Place lozenge into the mouth allowing it to dissolve slowly.

Dissolve one lozenge slowly in the mouth every 2 – 3 hours.

It is not recommended that children under 6 years use thismedicine.

Remember that young children can choke on lozenges.

If symptoms persist for more than 3 days or if anything unusual happens please consult your doctor.

If you take more of this medicine than you should

You may experience stomach discomfort

Do not take any more of this medicine and consult your doctor or pharmacist.

If you forget to take this medicine

Do not take a double dose to make up for a forgotten lozenge. Continue to use this medicine normally.

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

4. Possible side effects

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

If you experience any hypersensitivity to this medicine i.e. itching, difficulty in breathing, swelling of the face, neck, tongue or throat and rash (severe skin reactions) stop taking this medicine and consult your doctor or pharmacist.

If any of the side effects gets serious, or if you notice any side effects not listed in this leaflet, please tell your doctor or pharmacist.

Reporting of side effects

If you get any side effects, talk to your doctor, pharmacist or nurse. You can also report side effects directly via the Yellow Card Scheme at: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store.

5. How to store this medicine

Keep out of the sight and reach of children.

Do not use this medicine after the expiry date which is stated on the carton after EXP. The expiry date refers to the last day of that month and the year.

Do not store above 25°C.

Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help to protect the environment.

6. Contents of the pack and other information

What this medicine contains

The active substances are: 2,4-Dichlorobenzyl alcohol and 1.2mg, Amylmetacresol 0.6mg The other ingredients are: Enocianin (E163), Fruity Plum flavour(contains Propylene Glycol), Soothing Cream flavour (contains Glycerol and Propylene Glycol). Tartaric acid, Warm sensation flavour (contains Cinnamal, Eugenol and Citronellol.), Warm ginger spice flavour (contains Citral, Citranellol, Eugenol, Farnesol, Geraniol, Isoeugenol and Linalool), Medium chain triglycerides, Liquid sucrose, Liquid Glucose (containing wheat starch and Sulphites – Sulphur Dioxide (E220)).

What this medicine looks like

A red circular lozenge.

Marketing Authorisation Holder:

Reckitt Benckiser Healthcare (UK) Limited, Slough, SL1 3UH

Manufacturer

Reckitt Benckiser Healthcare International Limited, Nottingham, NG90 2DB

Licence Number: PL 00063/0468

Date of preparation February 2024

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 00063/0468

Last revision stated in the text: February 2024 · 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 Strepsils Warm lozenges

Active substances Amylmetacresol, Dichlorobenzyl alcohol
Strength 1.2 mg + 600 microgram
Pharmaceutical form Lozenge
How is it taken Oromucosal
Is it available? No, all its packs are listed as discontinued (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Drug group (ATC)
  1. R Respiratory system drugs
    1. R02 Throat preparations
      1. R02A Throat preparations
        1. R02AA Antiseptic throat preparations
          1. R02AA03 dichlorobenzyl alcohol
Marketing authorisation PL 00063/0468
Codes BNF 12030300

Sources: the MHRA product information (products.mhra.gov.uk) and the NHS Dictionary of Medicines and Devices (dm+d), release 10.1.0 of 12 October 2026, NHS Business Services Authority. Contains public sector information licensed under the Open Government Licence v3.0.