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CARE CHLORHEXIDINE M/WASH [ANISEED FLAV] (300ML)

CARE CHLORHEXIDINE M/WASH [ANISEED FLAV] (300ML)

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  • ✔️ Kills oral bacteria linked to gum disease and plaque
  • ✔️ Helps treat gingivitis and mouth ulcers effectively
  • ✔️ 0.2% chlorhexidine gluconate for sustained antibacterial action
  • ✔️ Aniseed flavour for a more comfortable rinsing experience
  • ✔️ Suitable for adults and young people aged 12 and over

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What Is Chlorhexidine Mouthwash and How Does It Help?

 

If you've been dealing with sore, bleeding gums, persistent mouth ulcers, or your dentist has flagged early signs of gum disease, you'll know how uncomfortable — and worrying — it can be. Chlorhexidine mouthwash is one of the most widely recommended antiseptic oral rinses in the UK, and Care+ has made it accessible without a prescription. This 300ml aniseed-flavoured formulation contains 0.2% chlorhexidine gluconate, the same active concentration used in clinical dental settings. At just £3.99, it offers a straightforward, affordable way to support your oral health between dental appointments.

Chlorhexidine gluconate has been used in dentistry for decades. It's not a cosmetic rinse — it's a genuine antiseptic that targets the bacteria responsible for gum disease, dental plaque, and oral infections. You can find it alongside other oral health products at Cured Pharmacy, where it's available for fast UK delivery.

 

How Does Care Chlorhexidine Mouthwash Work?

 

The mechanism behind chlorhexidine is well understood. It works by binding to bacterial cell membranes and disrupting their integrity, ultimately killing the bacteria. Crucially, it also binds to oral surfaces — teeth, gums, and the mucous lining of the mouth — and continues releasing its antibacterial effect for several hours after you've rinsed. This property is known as substantivity, and it's what sets chlorhexidine apart from many other antiseptic rinses.

  • Disrupts bacterial cell membranes, causing cell death
  • Binds to oral surfaces for prolonged antibacterial action
  • Reduces dental plaque formation when used regularly
  • Helps reduce gingival inflammation associated with gingivitis

 

Who Should Use Care Chlorhexidine Mouthwash?

 

This mouthwash is suitable for adults and young people aged 12 and over who need targeted antibacterial support for their mouth. It's particularly useful if you've recently had dental surgery, are managing early-stage gum disease, or are prone to recurring mouth ulcers. Your dentist may also recommend it as part of a post-procedure care routine.

  • Adults with gingivitis or early gum disease
  • People recovering from dental extractions or oral surgery
  • Those with recurrent aphthous mouth ulcers
  • Patients with dentures or orthodontic appliances prone to plaque build-up

 

How Does Care Chlorhexidine Mouthwash Compare to Other Antiseptic Rinses?

 

Feature Care Chlorhexidine Mouthwash 0.2% Essential Oil Mouthwash (e.g. Listerine)
Active ingredient Chlorhexidine gluconate 0.2% Thymol, eucalyptol, menthol, methyl salicylate
Antibacterial substantivity Up to 12 hours (binds to oral surfaces) Short-term only
Recommended for gum disease Yes — clinically recommended Supportive use only
Risk of tooth staining Yes, with prolonged use Minimal
Suitable for post-surgery use Yes Not typically recommended

 

Is Care Chlorhexidine Mouthwash Suitable for Long-Term Use?

 

This is a question worth thinking about carefully. While chlorhexidine mouthwash is highly effective for short-term use — typically up to 30 days — it isn't designed as a permanent daily rinse. Prolonged use increases the risk of tooth and tongue staining, and some people notice a temporary alteration in taste. If your dentist has recommended ongoing use beyond a month, follow their specific guidance. For everyday maintenance, you might consider alternating with a standard fluoride rinse.

If you're managing broader dental concerns, browsing the dental products range at Cured Pharmacy may help you find complementary items to support your routine. Store this product below 25°C, away from direct sunlight, and always keep it out of reach of children.

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.

Care Chlorhexidine Mouthwash Aniseed 300ml specifications
Treatment category Oral antiseptic / Mouth treatment
Active ingredient Chlorhexidine gluconate 0.2%
Mechanism of action Disrupts bacterial cell membranes; binds to oral surfaces for sustained antibacterial effect
Effective against Oral bacteria associated with gingivitis, plaque, and mouth infections
Suitable for Adults and children aged 12 and over
Pack size 300ml
Flavour Aniseed
UK classification General Sale List (GSL)
Drug class Antiseptic / Biocide
Preparation Aqueous oral solution
Route of administration Oral rinse (do not swallow)
Brand Care+

Specifications of Care Chlorhexidine Mouthwash Aniseed 300ml

 

What Is Care Chlorhexidine Mouthwash and What Is It Used For?

 

Care Chlorhexidine Mouthwash Aniseed 300ml is an antiseptic oral rinse containing 0.2% chlorhexidine gluconate. It is used to reduce harmful bacteria in the mouth and is indicated for the treatment and prevention of gingivitis (gum inflammation), as an adjunct to oral hygiene in the management of periodontal disease, and to help manage mouth ulcers and oral infections. It may also be used following dental procedures to reduce the risk of infection. The aniseed flavour makes it more palatable than unflavoured alternatives for many users.

 

What Do You Need to Know Before Using Care Chlorhexidine Mouthwash?

 

Before using this mouthwash, it's important to check whether it's appropriate for you. Do not use it if any of the following apply:

  • You have a known allergy or hypersensitivity to chlorhexidine or any other ingredient in the formulation
  • You are under 12 years of age (use only on dental advice)
  • You have open wounds or ulceration in the mouth that have not been assessed by a healthcare professional
  • You are pregnant or breastfeeding — consult your GP or pharmacist before use
  • You have previously experienced a severe allergic reaction (anaphylaxis) to chlorhexidine — this is a contraindication

Chlorhexidine is known to cause serious allergic reactions in rare cases, including anaphylaxis. If you develop swelling of the face, throat, or tongue, difficulty breathing, or a sudden rash after use, stop immediately and seek emergency medical help.

Regarding interactions, chlorhexidine mouthwash has no significant systemic drug interactions at OTC doses because it is not swallowed. However:

  • Do not use immediately after using toothpaste — rinse your mouth with water first, as some toothpaste ingredients (particularly sodium lauryl sulphate) can reduce chlorhexidine's effectiveness
  • Avoid using alongside other antiseptic mouthwashes at the same time

 

How Should You Use Care Chlorhexidine Mouthwash?

 

Using this mouthwash correctly makes a real difference to how well it works. Follow these steps each time:

  1. Brush your teeth as normal, then rinse your mouth thoroughly with plain water
  2. Wait at least 30 minutes after brushing before using the mouthwash
  3. Measure 10ml of the mouthwash using the cap or a measuring cup
  4. Rinse vigorously around your mouth for one full minute
  5. Spit out completely — do not swallow
  6. Do not eat, drink, or rinse with water for at least 30 minutes after use
Indication Age Group Dose Frequency
Gingivitis / gum disease Adults & children 12+ 10ml Twice daily
Post-dental surgery Adults & children 12+ 10ml Twice daily (as directed by dentist)
Mouth ulcers Adults & children 12+ 10ml Twice daily until healed
Children under 12 Under 12 Only on dental advice As directed

 

What Are the Possible Side Effects of Care Chlorhexidine Mouthwash?

 

Like all medicines, this product can cause side effects, although not everyone experiences them. Knowing what to look out for helps you use it safely. If you're also managing other health concerns, you might find it useful to explore the ear, nose and throat range for related products.

Common side effects (may affect more than 1 in 10 users with prolonged use):

  • Brown staining of teeth, tongue, and dental restorations
  • Temporary alteration or reduction in taste sensation
  • Mild burning or tingling sensation in the mouth
  • Increased tartar (calculus) build-up on teeth

Less common side effects:

  • Mouth irritation or soreness
  • Swollen or tender salivary glands (parotid gland swelling)
  • Desquamation (peeling) of the oral mucosa in sensitive individuals

Serious allergic reactions to chlorhexidine are rare but have been reported. Symptoms can include skin rash, hives, facial swelling, or difficulty breathing. Stop use immediately and seek urgent medical attention if this occurs.

 

How Should You Store Care Chlorhexidine Mouthwash?

 

Correct storage keeps the product effective and safe throughout its shelf life. If you're building a broader home medicine cabinet, the first aid collection at Cured Pharmacy has everything you might need alongside this mouthwash.

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and heat sources
  • Keep the bottle tightly closed when not in use
  • Keep out of the reach and sight of children
  • Do not use after the expiry date printed on the bottle
  • Do not transfer to another container

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 chlorhexidine mouthwash online in the UK?

You can buy Care Chlorhexidine Mouthwash Aniseed 300ml directly from Cured Pharmacy for £3.99, with fast UK delivery. It's available without a prescription as an over-the-counter product. Browse the full oral health range for complementary products too.

How does chlorhexidine mouthwash work in the mouth?

Chlorhexidine gluconate works by binding to bacterial cell membranes and disrupting them, which kills the bacteria. It also adheres to oral surfaces — teeth, gums, and the mouth lining — and continues releasing its antibacterial effect for several hours after rinsing. This sustained action is what makes it particularly effective for managing gum disease and oral infections.

How do I use Care Chlorhexidine Mouthwash step by step?

Brush your teeth first, then rinse your mouth with plain water and wait at least 30 minutes before using the mouthwash. Measure 10ml, rinse vigorously for one full minute, then spit it out completely — never swallow it. Avoid eating, drinking, or rinsing with water for at least 30 minutes after use to allow the antiseptic to work effectively.

What is the correct dose of chlorhexidine mouthwash for adults?

The standard adult dose is 10ml used as a mouth rinse twice daily — once in the morning and once in the evening. This should be continued for up to 30 days unless your dentist or doctor advises otherwise. Do not increase the dose or frequency without professional guidance.

Can chlorhexidine mouthwash stain your teeth?

Yes, brown staining of teeth, the tongue, and dental restorations is a well-documented side effect of chlorhexidine mouthwash, particularly with prolonged use. The staining is not permanent and can usually be removed by a dental hygienist during a routine clean. To minimise staining, avoid tea, coffee, and red wine during the course of treatment where possible.

Who should not use Care Chlorhexidine Mouthwash?

This mouthwash should not be used by anyone with a known allergy or hypersensitivity to chlorhexidine. It is not recommended for children under 12 without specific dental advice, and caution is advised during pregnancy and breastfeeding. If you have previously experienced anaphylaxis related to chlorhexidine — for example, from a surgical skin wash — do not use this product and speak to your GP.

What is the best time to use chlorhexidine mouthwash?

The most effective times are after your morning and evening tooth-brushing routines, but you must wait at least 30 minutes after brushing before rinsing with chlorhexidine. This is because toothpaste ingredients — particularly sodium lauryl sulphate — can inactivate chlorhexidine if used together. Spacing them out ensures you get the full antibacterial benefit.

How long can you use chlorhexidine mouthwash for?

Chlorhexidine mouthwash is intended for short-term use, typically up to 30 days. Using it for longer than this without dental supervision increases the risk of tooth staining and may disrupt the natural balance of bacteria in your mouth. If your symptoms haven't improved after a month, book an appointment with your dentist rather than continuing unsupervised.

What are the side effects of chlorhexidine mouthwash and how do I manage them?

The most common side effects are tooth and tongue staining, a temporary change in taste, and mild mouth irritation. Staining can be managed by reducing intake of staining foods and drinks and by having a professional clean after your course. If you experience swelling, difficulty breathing, or a severe rash, stop use immediately and seek urgent medical attention as these may indicate a rare allergic reaction.

Can I use chlorhexidine mouthwash after a tooth extraction?

Yes, chlorhexidine mouthwash is commonly recommended by dentists following tooth extractions to reduce the risk of infection and support healing. However, you should follow your dentist's specific instructions about when to start using it after the procedure, as rinsing too soon can dislodge the blood clot and delay healing. Always wait until your dentist advises it is safe to begin.

Is chlorhexidine mouthwash safe during pregnancy?

There is limited data on the use of chlorhexidine mouthwash during pregnancy, and it is generally advised to consult your GP or midwife before using it. Because the mouthwash is not swallowed and systemic absorption is minimal, the risk is considered low, but professional guidance is always recommended during pregnancy. Your pharmacist at Cured Pharmacy can also advise you.

What are the alternatives to chlorhexidine mouthwash?

Alternatives include cetylpyridinium chloride mouthwashes, essential oil-based rinses, and sodium fluoride rinses for cavity prevention. For mild gum sensitivity, a simple warm salt water rinse can also provide temporary relief. You can explore the full range of dental products at Cured Pharmacy to find the right option for your needs.

Does chlorhexidine mouthwash help with mouth ulcers?

Yes, chlorhexidine mouthwash can help manage mouth ulcers by reducing the bacterial load in the mouth, which may speed up healing and reduce the risk of secondary infection. It does not treat the underlying cause of recurrent ulcers, so if you experience them frequently, it's worth discussing this with your GP or dentist. Using it twice daily during an outbreak is the standard approach.

What happens if I accidentally swallow chlorhexidine mouthwash?

Swallowing a small amount accidentally is unlikely to cause serious harm in adults, but it is not intended to be ingested and may cause nausea or stomach upset. If a child swallows a significant amount, contact NHS 111 or your nearest A&E immediately. Always keep the bottle out of reach of children and store it safely.

What is the latest evidence on chlorhexidine mouthwash for gum disease?

Chlorhexidine gluconate remains one of the most studied and clinically supported antiseptic agents in dentistry. Evidence consistently shows it reduces plaque and gingivitis when used as an adjunct to mechanical cleaning such as brushing and flossing. It is recommended in UK dental guidelines as a short-term adjunct treatment, particularly following periodontal procedures, though it is not a substitute for regular professional dental care.

How Should You Use Care Chlorhexidine Mouthwash?

Using this mouthwash correctly is essential to getting the most out of it. Always read the label before use, and if you're unsure about anything, ask your pharmacist for advice.

Follow these steps each time you use the mouthwash:

What Is the Correct Dose of Care Chlorhexidine Mouthwash?

The dose varies slightly depending on the reason you're using it and your age. Always follow the instructions on the label or those given by your dentist or pharmacist.

When Is the Best Time to Use Care Chlorhexidine Mouthwash?

The most effective times to use this mouthwash are after your morning and evening tooth-brushing routines — but the 30-minute gap after brushing is critical. Toothpaste ingredients, particularly sodium lauryl sulphate, can significantly reduce chlorhexidine's antibacterial activity if the two are used together without a gap. Spacing them out ensures the mouthwash can work at full effectiveness.

Many people find it easiest to brush teeth, have breakfast, and then use the mouthwash before leaving the house in the morning. In the evening, brush after your last meal and use the mouthwash just before bed, after the 30-minute wait.

How Long Can You Use Care Chlorhexidine Mouthwash For?

This mouthwash is designed for short-term use — typically up to 30 days. Using it for longer than this without supervision from a dentist or doctor increases the risk of tooth staining and may affect the natural bacterial balance in your mouth.

If your symptoms — such as bleeding gums, persistent mouth ulcers, or oral discomfort — have not improved after a month of use, stop and book an appointment with your dentist. Do not continue using this product indefinitely as a substitute for professional dental care.

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 Care Chlorhexidine Mouthwash?

The most frequently reported side effect of chlorhexidine mouthwash is brown staining of the teeth, tongue, and dental restorations such as crowns or fillings. This is more likely with prolonged use and in people who regularly consume tea, coffee, or red wine. The staining is not permanent and can usually be removed by a dental hygienist during a routine appointment.

  • Brown or yellow staining of teeth and tongue
  • Temporary alteration or reduction in taste sensation
  • Mild burning or tingling sensation in the mouth
  • Increased tartar (calculus) build-up on teeth with prolonged use

What Are the Less Common Side Effects of Care Chlorhexidine Mouthwash?

Some people experience less common side effects that are generally mild and resolve once the course of treatment is complete. If any of these persist or become bothersome, speak to your pharmacist or dentist.

  • Mouth soreness or irritation of the oral mucosa
  • Swelling or tenderness of the parotid (salivary) glands
  • Peeling or desquamation of the inner cheek lining in sensitive individuals
  • Dry mouth sensation

What Are the Serious Side Effects of Care Chlorhexidine Mouthwash?

Serious allergic reactions to chlorhexidine are rare but have been reported in the UK, including cases of anaphylaxis. These reactions can occur even in people who have used chlorhexidine products before without any problems. You should be aware of the warning signs and act quickly if they occur.

Seek emergency medical help immediately if you experience any of the following after using this mouthwash: sudden swelling of the face, lips, tongue, or throat; difficulty breathing or swallowing; a widespread skin rash or hives; dizziness or collapse. Do not use this product again if you have experienced any of these symptoms.

What Should You Do If You Experience Side Effects?

For mild side effects such as staining or taste changes, these are expected and generally manageable. Reducing your intake of staining foods and drinks during the course can help minimise discolouration. If taste disturbance is significant or persists after you finish the course, mention it to your dentist at your next appointment.

For any side effect that concerns you — particularly mouth soreness that worsens, swollen glands, or any sign of an allergic reaction — stop using the mouthwash and contact your pharmacist or GP promptly. Do not wait to see if it resolves on its own if symptoms are severe.

Can Care Chlorhexidine Mouthwash Interact With Other Medicines?

Because chlorhexidine mouthwash is not swallowed, it does not enter the bloodstream in significant amounts and therefore has no clinically relevant interactions with systemic medicines. However, it should not be used at the same time as other antiseptic mouthwashes, and it must not be used immediately after toothpaste — the 30-minute gap is essential to prevent inactivation of the chlorhexidine by toothpaste surfactants.

If you are using any prescribed oral gels, mouth sprays, or other topical dental treatments, check with your pharmacist before combining them with this mouthwash to ensure there are no compatibility concerns.

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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