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Strepsils lozenge – Summary of Product Characteristics (SmPC) for healthcare professionals

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

Medicine status: General sale (GSL) Details

The Summary of Product Characteristics (SmPC) is written for healthcare professionals. Patients will find plain advice in the patient information leaflet: how to take, side effects, pregnancy and breast-feeding.

Medicine strength:
1.2 mg + 600 microgram
Contains active substances:

Summary of Product Characteristics (SmPC) - Strepsils lozenge

1 NAME OF THE MEDICINAL PRODUCT

Strepsils Original Lozenges

2 QUALITATIVE AND QUANTITATIVE COMPOSITION

Amylmetacresol 0.6mg 2,4-Dichlorobenzyl alcohol 1.2mg

Excipient(s) with known effect:

Carmoisine (E122)

Ponceau 4R (E124)

Liquid Glucose

Liquid Sucrose

Wheat Starch (containing gluten) *

Sulphites – sulphur Dioxide (E220)*

Anisyl Alcohol**

d-Limonene**

Linalool**

d-Limonene***

*present in Liquid Glucose

**present in Star Anise Oil

***present in Peppermint Oil

For a full list of excipients, see section 6.1.

3 PHARMACEUTICAL FORM

A red circular lozenge.

4 CLINICAL PARTICULARS

4.1 Therapeutic indications

For the symptomatic relief of mouth and throat infections.

4.2 Posology and method of administration

Posology

Use the lowest dose for the shortest duration necessary to relieve symptoms.

Adults

One lozenge every 2-3 hours up to a maximum of 12 lozenges in 24 hours.

Elderly:

There is no need for dosage reduction in the elderly.

Children over 6 years old:

As above for adults.

Children under 6 years old:

Not suitable for children under 6 years. (see section 4.4).

Method of Administration

For oral administration. To be dissolved slowly in the mouth.

4.3 Contraindications

Hypersensitivity to any of the ingredients.

4.4 Special warnings and precautions for use

Not to be given to children under 6 years.

If symptoms persist, have not improved, or have worsened after 3 days, consult a doctor or health care professional.

Important information about some of the ingredients of this medicine:

This medicine contains 1.496 g sucrose per lozenge and 1.013 g glucose per lozenge. Patients with rare hereditary problems of fructose intolerance, glucose-galactose malabsorption or sucrose-isomaltase insufficiency should not take this medicine.

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 20.26 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 Carmoisine (E122) and Ponceau 4R (E124) which may cause allergic reactions.

This medicine contains sulphites – Sulphur dioxide (E220) which may rarely cause severe hypersensitivity reactions and bronchospasm.

This medicine contains fragrance with Anisyl Alcohol, d-Limonene and Linalool, which may cause allergic reactions.

4.5 Interaction with other medicinal products and other forms of interaction

No clinically significant interactions are known.

4.6 Fertility, pregnancy and lactation

Pregnancy

There are no or limited amount of data from the use of amylmetacresol and 2,4-dichlorbenzyl alcohol.

As with all medicines care should be taken when using this product in pregnancy and medical advice sought if necessary.

Breast-feeding

It is unknown whether 2,4-dichlorobenzyl alcohol, amylmetacresol or metabolites are excreted in human milk. A risk to the newborns / infants cannot be excluded.

Fertility

No data are available regarding the effects on fertility.

4.7 Effects on ability to drive and use machines

No or negligible influence on the ability to drive and use machines.

4.8 Undesirable effects

The list of the following adverse effects relates to those experienced with 2,4-dichlorobenzyl alcohol and amylmetacresol at OTC doses, in short term use.

Adverse events which have been associated with 2,4-dichlorobenzyl alcohol and amylmetacresol are given below, tabulated by system organ class and frequency. Frequencies are defined as: Very common (≥1/10); Common (≥1/100 and <1/10); Uncommon (≥1/1000 and <1/100); Rare (≥1/10,000 and <1/1000); Very rare (<1/10,000); Not known (cannot be estimated from the available data). Within each frequency grouping, adverse events are presented in order of decreasing seriousness.

System Organ ClassFrequencyAdverse Events
Immune System DisordersNot knownHypersensitivityab1
Gastrointestinal DisordersNot knownGlossodyniaab, oral discomfortab

a2,4-dichlorobenzyl alcohol bamylmetacresol

1 Hypersensitivity reactions may include rash, urticaria and angioedema, which may include swelling of the face, neck, throat or tongue that could affect breathing.

Reporting of Suspected Adverse Reactions

Reporting suspected adverse reactions after authorisation of the medicinal product is important. It allows continued monitoring of the benefit/risk balance of the medicinal product. Healthcare professionals are asked to report any suspected adverse reactions 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.

4.9 Overdose

Overdosage should not present a problem other than gastrointestinal discomfort. Treatment should be symptomatic.

5 PHARMACOLOGICAL PROPERTIES

5.1 Pharmacodynamic properties

Pharmacotherapeutic group: Throat Preparations; Antiseptics; ATC Code: R02AA03 Dichlorobenzyl alcohol.

2,4-Dichlorobenzyl alcohol and amylmetacresol have antiseptic properties.

5.2 Pharmacokinetic properties

None available.

5.3 Preclinical safety data

None available.

6.1 List of excipients

Star anise oil (containing Anisyl Alcohol, d-Limonene and Linalool), peppermint oil (containing d-Limonene), menthol natural or menthol synthetic, tartaric acid gran 571 GDE, ponceau 4R edicol (E124), carmoisine edicol (E122), liquid glucose (containing wheat starch (containing gluten) and Sulphites – Sulphur Dioxide (E2220)), liquid sucrose, water (potable).

6.2 Incompatibilities

Not applicable.

6.3 Shelf life

36 months for lozenges packed in blister strips within a carton.

24 months for blister packs attached to a stencilled card.

6.4 Special precautions for storage

Do not store above 25ºC.

6.5 Nature and contents of container

A blister push-through pack consisting of 15 or 20μm hard temper aluminium foil heat-sealed to a 250μm PVC/40gms or 90gms PVDC blister. The tray contains an appropriate number of lozenges to give pack sizes of 6, 8, 10, 12, 16, 20, 24, 32 and 36 lozenges in a cardboard carton or a flow wrap composed of PET/aluminium foil/polyethylene.

A blister push-through pack consisting of 15 or 20μm hard-temper aluminium foil heat-sealed to a 250μm PVC/40gms or 90gms PVDC blister. Two, four or six blisters are attached to a stencilled card.

A blister push-through pack consisting of 15 or 20μm hard temper aluminium foil heat-sealed to a 250μm PVC/40gms or 90gms PVDC blister. The tray contains an appropriate number of lozenges to give a pack size of lozenges in a wrap around cardboard carton with tamper-evident seal.

6.6 Special precautions for disposal

Not applicable.

7 MARKETING AUTHORISATION HOLDER

Reckitt Benckiser Healthcare (UK) Ltd

Slough

SL1 3UH

8 MARKETING AUTHORISATION NUMBER(S)

PL 00063/0396

9 DATE OF FIRST AUTHORISATION/RENEWAL OF THE

AUTHORISATION

19/03/2010

10 DATE OF REVISION OF THE TEXT

05/07/2022

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 00063/0396

Last revision stated in the text: 5 July 2022 · 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 lozenge

Prescription needed? No, general sale list medicine (GSL) – also sold outside pharmacies
Active substances Amylmetacresol, Dichlorobenzyl alcohol
Strength 1.2 mg + 600 microgram
Pharmaceutical form Lozenge
How is it taken Oromucosal
Excipients Star anise oil (containing Anisyl Alcohol, d-Limonene and Linalool), peppermint oil (containing d-Limonene), menthol natural or menthol synthetic, tartaric acid gran 571 GDE, ponceau 4R edicol (E124), carmoisine edicol (E122), liquid glucose (containing wheat starch (containing gluten) and Sulphites – Sulphur Dioxide (E2220)), liquid sucrose, water (potable).
Pack sizes 16 lozenge
Is it available? Listed as available (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Shelf life 36 months for lozenges packed in blister strips within a carton.
24 months for blister packs attached to a stencilled card.
Storage Do not store above 25°C.
Drug group (ATC) Throat Preparations; Antiseptics
  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 00063/0396 (first authorised 19 March 2010)
Marketing authorisation holder Reckitt Benckiser Healthcare (UK) Ltd
Codes GTIN 5000158100541 · 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.