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Strepsils Strawberry Sugar Free – 24 Lozenges

Strepsils Strawberry Sugar Free – 24 Lozenges

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  • ✔️ Kills bacteria in the throat with dual-action antiseptic ingredients
  • ✔️ Sugar free formula suitable for people with diabetes
  • ✔️ Soothes sore throat discomfort as the lozenge dissolves
  • ✔️ Suitable for adults and children aged six and over
  • ✔️ Strawberry flavour makes throat treatment more pleasant

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What Are Strepsils Strawberry Sugar Free Lozenges?

 

A sore throat can stop you in your tracks — whether it's the scratchy start of a cold or a more persistent irritation that makes swallowing uncomfortable. Strepsils strawberry sugar free lozenges are a trusted over-the-counter option designed to tackle that discomfort at its source. Each lozenge contains two active antibacterial agents that work together to help fight the bacteria that can cause throat and mouth infections. They're sugar free, making them a practical choice for people who are watching their sugar intake or managing diabetes. You can find them alongside other cold and flu remedies at Cured Pharmacy.

Each pack contains 24 lozenges in a pleasant strawberry flavour. They're available without a prescription and are classified as a General Sale List (GSL) medicine in the UK, meaning they're widely accessible and considered safe for most adults and children aged 6 and over when used as directed.

 

How Do Strepsils Strawberry Sugar Free Lozenges Work?

 

The lozenges contain two active ingredients that provide a dual-action antibacterial effect directly in the mouth and throat. As the lozenge dissolves slowly, these ingredients are released at the site of infection, helping to reduce bacterial load and ease soreness.

  • Amylmetacresol 0.6 mg — an antiseptic agent that disrupts bacterial cell membranes, inhibiting the growth of bacteria commonly associated with throat infections.
  • 2,4-Dichlorobenzyl alcohol 1.2 mg — a second antiseptic that complements amylmetacresol, broadening the antibacterial coverage across the oral cavity and throat.
  • Together, these two ingredients create a localised antibacterial environment, targeting the bacteria responsible for sore throats and mouth infections without the need for systemic antibiotics.
  • The slow dissolution of the lozenge ensures prolonged contact time with the affected mucous membranes, maximising the local effect.

It's worth noting that these lozenges work on bacteria — they won't directly treat a viral sore throat, though they can still help soothe the discomfort associated with one.

 

Who Should Use Strepsils Strawberry Sugar Free Lozenges?

 

These lozenges are suitable for a broad range of people dealing with mild to moderate throat discomfort. They're particularly well-suited to those who need a sugar-free formulation. That said, they're not appropriate for everyone, so it's worth checking the criteria below before use.

  • Adults and children aged 6 years and over with a sore throat or mouth infection
  • People with diabetes or those following a low-sugar diet who need a sugar-free throat remedy
  • Individuals experiencing early-stage cold or flu symptoms involving throat irritation
  • Those who prefer a flavoured lozenge over sprays or liquid preparations

 

How Do Strepsils Strawberry Sugar Free Compare to Other Throat Lozenges?

 

Feature Strepsils Strawberry Sugar Free Strepsils Original
Active ingredients Amylmetacresol 0.6 mg + 2,4-Dichlorobenzyl alcohol 1.2 mg Amylmetacresol 0.6 mg + 2,4-Dichlorobenzyl alcohol 1.2 mg
Sugar free Yes No
Suitable for diabetics Yes (contains sorbitol) Not recommended
Flavour Strawberry Original (menthol/eucalyptus)
Minimum age 6 years 6 years

 

Are Strepsils Strawberry Sugar Free Lozenges Suitable for Long-Term Use?

 

These lozenges are intended for short-term use only. If your symptoms persist beyond three days, worsen significantly, or are accompanied by a high fever, difficulty breathing, or a severe rash, you should stop using the lozenges and consult a GP or pharmacist promptly. Prolonged self-treatment of a sore throat without medical review is not advisable, as persistent symptoms may indicate a more serious underlying condition requiring different management.

Store the lozenges below 25°C in a dry place, away from direct sunlight and out of reach of children. If you're looking for additional support during illness, our vitamins and supplements range includes immune-support options that may complement your recovery. Strepsils strawberry sugar free lozenges should be used as part of a broader approach to managing throat discomfort — rest, hydration, and appropriate pain relief all play a role.

This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Strepsils Strawberry Sugar Free – 24 Lozenges specifications
Treatment category Sore throat / mouth infection
Mechanism of action Dual-action antibacterial (antiseptic)
Effective for Sore throats, mouth infections
Suitable for Adults and children aged 6 years and over
Active ingredient Amylmetacresol 0.6 mg, 2,4-Dichlorobenzyl alcohol 1.2 mg
Pack size 24 lozenges
UK classification General Sale List (GSL)
Drug class Antiseptic / antibacterial
Preparation Lozenge
Route of administration Oral (buccal dissolution)

Specifications of Strepsils Strawberry Sugar Free – 24 Lozenges

 

What Is Strepsils Strawberry Sugar Free and What Is It Used For?

 

Strepsils Strawberry Sugar Free lozenges are an over-the-counter antiseptic medicine used to relieve the symptoms of sore throats and minor mouth infections. They contain two active antibacterial agents — amylmetacresol and 2,4-dichlorobenzyl alcohol — which work locally in the mouth and throat to reduce bacterial activity. The lozenges are sugar free, flavoured with strawberry, and are suitable for adults and children aged 6 years and over. They are available without a prescription from pharmacies and registered online retailers across the UK.

The NHS advises that most sore throats are caused by viral infections and will resolve on their own within a week. However, where bacterial involvement is suspected or where symptomatic relief is needed, products like these lozenges can provide meaningful comfort. They are not a substitute for prescribed antibiotics where those are clinically indicated.

 

What Do You Need to Know Before Using Strepsils Strawberry Sugar Free?

 

Before using these lozenges, check the following contraindications and warnings carefully:

  • Do not use if you are allergic to amylmetacresol, 2,4-dichlorobenzyl alcohol, or any other ingredient listed on the packaging
  • Not suitable for children under 6 years of age
  • Contains sorbitol — people with rare hereditary problems of fructose intolerance should not use this medicine
  • Sorbitol may have a mild laxative effect if consumed in large quantities
  • Do not use for more than 3 days without consulting a doctor or pharmacist
  • Seek immediate medical advice if your sore throat is severe, accompanied by high fever, difficulty swallowing, or a skin rash
  • Consult your GP or pharmacist before use if you are pregnant or breastfeeding

Regarding drug interactions, no clinically significant interactions have been identified for topical antiseptic lozenges at standard doses. However, always inform your pharmacist of any other medicines you are taking. If you are managing a long-term condition and browsing our ear, nose and throat range, your pharmacist can advise on suitability alongside your existing treatment plan.

  • No significant interactions with common OTC or prescription medicines have been reported
  • If in doubt, speak to your pharmacist before combining with other throat or oral health products

 

How Should You Use Strepsils Strawberry Sugar Free?

 

Always use this medicine exactly as described on the label or as directed by your pharmacist. Do not exceed the stated dose.

  1. Place one lozenge in your mouth
  2. Allow it to dissolve slowly — do not chew or swallow it whole
  3. Repeat every 2–3 hours as needed
  4. Do not use more than 12 lozenges in any 24-hour period
  5. Do not use for more than 3 consecutive days without medical advice
Indication Age Group Dose Frequency
Sore throat / mouth infection Adults and children aged 6+ 1 lozenge Every 2–3 hours (max 12 in 24 hours)
Not applicable Children under 6 Do not use

 

What Are the Possible Side Effects of Strepsils Strawberry Sugar Free?

 

Like all medicines, Strepsils Strawberry Sugar Free can cause side effects, although not everyone will experience them. The NHS recommends reporting any unexpected or severe reactions to your GP or pharmacist promptly.

Common side effects (may affect up to 1 in 10 people):

  • Mild mouth or throat irritation
  • Temporary altered taste sensation

Less common side effects (may affect up to 1 in 100 people):

  • Hypersensitivity reactions including skin rash, itching, or urticaria
  • Swelling of the face, lips, tongue, or throat (angioedema) — seek emergency medical help immediately if this occurs
  • Mild laxative effect due to sorbitol content if multiple lozenges are used

If you experience any serious allergic reaction, stop using the lozenges immediately and seek urgent medical attention. You can also report suspected side effects to the MHRA via the Yellow Card scheme at yellowcard.mhra.gov.uk.

 

How Should You Store Strepsils Strawberry Sugar Free?

 

Correct storage helps maintain the quality and safety of the lozenges throughout their shelf life. Follow these guidelines:

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and sources of heat
  • Keep out of the sight and reach of children
  • Do not use after the expiry date printed on the packaging
  • Do not dispose of medicines via wastewater or household waste — return unused lozenges to your pharmacist for safe disposal

If you're building a home medicine cabinet, our pain relief collection offers a range of complementary products to help you manage common cold and flu symptoms alongside throat discomfort.

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Strepsils Strawberry Sugar Free online in the UK?

You can buy Strepsils Strawberry Sugar Free 24 lozenges directly from Cured Pharmacy, a GPhC-registered UK online pharmacy, for just £5.48. No prescription is required as this is an over-the-counter medicine. Simply add to your basket and choose your preferred delivery option for fast, discreet dispatch.

How do Strepsils Strawberry Sugar Free lozenges work in the body?

The lozenges contain two antiseptic agents — amylmetacresol and 2,4-dichlorobenzyl alcohol — that are released as the lozenge dissolves slowly in your mouth. These ingredients act locally on the mucous membranes of the throat and mouth, disrupting bacterial cell function and reducing the bacterial load at the site of infection. They do not enter the bloodstream in meaningful amounts, so their action is confined to the oral cavity and throat.

How do I use Strepsils Strawberry Sugar Free step by step?

Place one lozenge in your mouth and allow it to dissolve slowly — do not chew or swallow it whole, as this reduces its effectiveness. Repeat every two to three hours as needed, up to a maximum of 12 lozenges in any 24-hour period. Do not use for more than three consecutive days without speaking to a pharmacist or GP.

What is the correct dose of Strepsils Strawberry Sugar Free for adults?

The recommended dose for adults is one lozenge every two to three hours, with a maximum of 12 lozenges in 24 hours. This applies to adults and children aged 6 years and over. Always follow the instructions on the packaging and do not exceed the stated dose.

Are Strepsils Strawberry Sugar Free lozenges suitable for diabetics?

Yes — these lozenges are sugar free and do not contain sucrose, making them a more suitable choice for people with diabetes compared to standard sugar-containing throat lozenges. They do contain sorbitol as a sweetener, which has a minimal effect on blood glucose levels, but if you have any concerns it's always worth checking with your pharmacist or diabetes care team before use.

Can children use Strepsils Strawberry Sugar Free lozenges?

Strepsils Strawberry Sugar Free lozenges are suitable for children aged 6 years and over, using the same dose as adults — one lozenge every two to three hours as needed. They are not recommended for children under 6 years of age. If your child is under 6 and has a sore throat, speak to your GP or pharmacist about age-appropriate alternatives.

What are the side effects of Strepsils Strawberry Sugar Free?

Side effects are uncommon but can include mild mouth or throat irritation and, rarely, hypersensitivity reactions such as skin rash, itching, or swelling of the face or throat. If you experience any signs of a serious allergic reaction — including swelling of the lips, tongue, or throat — stop using the lozenges immediately and seek emergency medical help. You can report suspected side effects to the MHRA via the Yellow Card scheme.

How do I manage side effects of Strepsils Strawberry Sugar Free?

Mild mouth irritation usually resolves on its own once you stop using the lozenges or reduce the frequency of use. If you notice any signs of an allergic reaction, discontinue use straight away and contact your GP or pharmacist. For any serious symptoms such as difficulty breathing or significant swelling, call 999 or go to your nearest A&E immediately.

How long can you use Strepsils Strawberry Sugar Free for?

These lozenges are intended for short-term use only — no more than three consecutive days. If your sore throat persists beyond three days, worsens, or is accompanied by a high fever or difficulty swallowing, you should stop using the lozenges and consult a GP. Prolonged self-treatment without medical review is not recommended, as persistent symptoms may need a different approach.

Who is eligible to use Strepsils Strawberry Sugar Free lozenges?

These lozenges are suitable for most adults and children aged 6 and over who have a sore throat or minor mouth infection. They are particularly well-suited to people who need a sugar-free formulation, such as those with diabetes. They are not suitable for children under 6, people with hereditary fructose intolerance, or those with a known allergy to any of the ingredients.

Can I use Strepsils Strawberry Sugar Free when pregnant or breastfeeding?

If you are pregnant or breastfeeding, you should consult your GP or pharmacist before using these lozenges. While topical antiseptic lozenges are generally considered low-risk due to minimal systemic absorption, it is always best to seek professional advice before using any medicine during pregnancy or whilst breastfeeding. Your pharmacist can help you weigh up the benefits and any potential risks.

What happens if I accidentally swallow a Strepsils Strawberry Sugar Free lozenge whole?

Swallowing a lozenge whole is unlikely to cause serious harm, but it does mean the active ingredients won't have the chance to work locally in your throat as intended. If you accidentally swallow one, simply use your next lozenge as directed — allowing it to dissolve slowly. If you are concerned or have swallowed several lozenges at once, contact NHS 111 or your pharmacist for advice.

What are the alternatives to Strepsils Strawberry Sugar Free?

Alternatives include other Strepsils variants such as Strepsils Original or Strepsils Honey and Lemon, as well as lozenges containing different active ingredients like benzocaine (a local anaesthetic) or flurbiprofen (an anti-inflammatory). You can explore a wider range of options in our ear, nose and throat collection. Your pharmacist can help you identify the most appropriate product based on your specific symptoms.

Do Strepsils Strawberry Sugar Free lozenges interact with other medicines?

No clinically significant drug interactions have been identified for these lozenges at standard doses, as the active ingredients act locally and are not substantially absorbed into the bloodstream. However, if you are taking other medicines — particularly immunosuppressants or medicines for oral conditions — it's always sensible to check with your pharmacist before use. You can also browse our oral health range for complementary products.

What are the latest findings on antibacterial throat lozenges like Strepsils?

Research continues to support the use of amylmetacresol and 2,4-dichlorobenzyl alcohol as effective topical antiseptics for symptomatic relief of sore throats. Clinical studies have demonstrated that these ingredients reduce bacterial counts in the oral cavity and provide meaningful symptom relief compared to placebo. The NHS recommends self-care measures — including appropriate OTC products — as the first-line approach for most sore throats, reserving antibiotics for cases where bacterial infection is confirmed or strongly suspected.

How Should You Use Strepsils Strawberry Sugar Free?

Using these lozenges correctly is straightforward, but it does make a difference to how well they work. The key is to let the lozenge dissolve slowly in your mouth rather than chewing or swallowing it — this ensures the active ingredients stay in contact with the affected area for as long as possible.

What Is the Correct Dose of Strepsils Strawberry Sugar Free?

The dose is the same for adults and children aged 6 and over. It's important not to exceed the maximum daily dose, as doing so will not speed up recovery and may increase the risk of side effects from the sorbitol content.

When Is the Best Time to Use Strepsils Strawberry Sugar Free?

Use a lozenge whenever your sore throat symptoms are most bothersome — many people find it helpful to use one first thing in the morning when throat discomfort tends to be at its worst, and again before meals if swallowing is painful. You can also use one before bed to help ease discomfort overnight, though you should never exceed 12 lozenges in any 24-hour period regardless of timing.

Try to space doses evenly throughout the day to maintain a consistent level of local antibacterial activity in the throat. Avoid eating or drinking for a short period after each lozenge to allow the active ingredients to work without being washed away.

How Long Can You Use Strepsils Strawberry Sugar Free For?

These lozenges are designed for short-term use only. Do not use them for more than three consecutive days without consulting a pharmacist or GP. Most mild sore throats caused by viral infections will begin to improve within this timeframe without the need for further treatment.

If your symptoms persist beyond three days, become significantly worse, or are accompanied by a high fever, difficulty breathing, or a severe rash, stop using the lozenges and seek medical advice promptly. A sore throat that does not improve may require a different treatment approach, including assessment for bacterial infection.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

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What Are the Most Common Side Effects of Strepsils Strawberry Sugar Free?

Most people use Strepsils Strawberry Sugar Free lozenges without experiencing any side effects. However, as with all medicines, some people may notice mild reactions, particularly if they are sensitive to any of the ingredients. Common side effects are generally mild and short-lived.

  • Mild irritation or tingling sensation in the mouth or throat
  • Temporary altered or unusual taste in the mouth
  • Mild laxative effect if multiple lozenges are used — this is related to the sorbitol content

What Are the Less Common Side Effects of Strepsils Strawberry Sugar Free?

Less common side effects occur in a small number of users and are more likely in people with sensitivities to the active or inactive ingredients. If you notice any of the following, stop using the lozenges and speak to your pharmacist or GP.

  • Skin rash or redness
  • Itching or urticaria (hives)
  • Localised swelling around the mouth or lips
  • Nausea, particularly if lozenges are used in quick succession

What Are the Serious Side Effects of Strepsils Strawberry Sugar Free?

Serious side effects are rare but require immediate medical attention. Anaphylaxis — a severe, life-threatening allergic reaction — is extremely uncommon with topical antiseptic lozenges, but it is possible in people with a known hypersensitivity to the active ingredients. Symptoms of a serious allergic reaction include sudden swelling of the face, lips, tongue, or throat, difficulty breathing or swallowing, a rapid heartbeat, dizziness, or collapse. If you or someone else experiences these symptoms after using these lozenges, call 999 immediately.

What Should You Do If You Experience Side Effects of Strepsils Strawberry Sugar Free?

For mild side effects such as mouth irritation or altered taste, simply stop using the lozenges and the symptoms should resolve on their own. If you experience a skin reaction or any signs of an allergic response, discontinue use immediately and contact your GP or pharmacist for advice. You can also report suspected side effects directly to the Medicines and Healthcare products Regulatory Agency (MHRA) via the Yellow Card scheme at yellowcard.mhra.gov.uk — this helps improve medicine safety monitoring across the UK.

Can Strepsils Strawberry Sugar Free Interact With Other Medicines?

No clinically significant interactions between these lozenges and other medicines have been identified. Because the active ingredients act locally in the mouth and throat and are not substantially absorbed into the bloodstream, the risk of systemic drug interactions is very low. That said, if you are using other oral health products — such as antiseptic mouthwashes or medicated sprays — at the same time, check with your pharmacist to ensure there is no overlap or potential for irritation. Always inform your pharmacist of all medicines you are currently taking, including herbal remedies and supplements.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

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