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Tepe Interdental Brush 0.7mm Size 4 Yellow Brushes.png

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  • ✔️ Removes plaque from gaps a toothbrush cannot reach
  • ✔️ Colour-coded yellow for easy size identification
  • ✔️ Suitable for implants, bridges, and orthodontic braces
  • ✔️ Reduces gum disease risk with daily interdental cleaning
  • ✔️ Soft nylon bristles designed for gentle, effective cleaning

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What Is TePe Interdental Brush 0.7mm and How Does It Help Your Teeth?

 

Looking after the spaces between your teeth is just as important as brushing the surfaces. A regular toothbrush simply cannot reach those narrow gaps, and that is where plaque quietly builds up day after day. The TePe interdental brush 0.7mm — colour-coded yellow and classified as Size 4 — is a small, purpose-designed brush that slots between your teeth to remove plaque and food debris from areas your toothbrush misses entirely. According to the NHS, cleaning between your teeth every day helps prevent gum disease and tooth decay, both of which are among the most common dental problems in the UK. You can explore our full range of dental products if you are looking to build a complete oral hygiene routine.

The yellow colour coding makes it easy to identify your correct size at a glance. Size 4 at 0.7mm is one of the most widely recommended sizes by dental hygienists, sitting comfortably in the mid-range of the TePe size spectrum. It suits a broad range of patients, from those with naturally moderate interdental spaces to people with dental implants, crowns, or bridges where access is slightly wider than average.

 

How Does the TePe Interdental Brush Work to Clean Between Teeth?

 

The mechanism is straightforward but genuinely effective. The brush works by physically disrupting and removing the biofilm — commonly called plaque — that accumulates in the interdental spaces. Here is how it achieves that:

  • A fine wire core coated in soft nylon bristles is inserted gently into the gap between two teeth.
  • Moving the brush back and forth dislodges plaque from the tooth surfaces and the gumline within that space.
  • The bristles conform to the shape of the gap, reaching the curved surfaces of each tooth that face one another.
  • Food particles and loosened plaque are carried out of the space as the brush is withdrawn.

Unlike dental floss, which works with a scraping motion, an interdental brush provides 360-degree contact with the tooth surfaces on both sides of the gap simultaneously. Research published in clinical dental literature consistently shows interdental brushes remove more plaque from interdental sites than floss alone, particularly in patients with wider gaps or gum recession.

 

Who Should Use the TePe Interdental Brush 0.7mm Yellow?

 

This brush is suitable for a wide range of adults. Your dentist or hygienist will usually recommend a specific size after assessing your interdental spaces, but the 0.7mm yellow is a popular starting point for many patients. It is particularly well suited to:

  • Adults with moderate interdental gaps who have been advised to use interdental brushes by their dental team.
  • People with dental implants, crowns, or bridges where cleaning around the margins is essential.
  • Patients with fixed orthodontic appliances (braces) who need to clean around brackets and wires.
  • Anyone with early-stage gum disease (gingivitis) who needs to improve their interdental cleaning routine.

It is not recommended for children without specific dental advice, and it should not be forced into a gap that feels too tight — doing so risks damaging the gum tissue. If you are unsure which size is right for you, ask your dentist or hygienist at your next appointment.

 

How Does the TePe Yellow Brush Compare to Other Interdental Cleaning Options?

 

Feature TePe Interdental Brush 0.7mm Yellow Dental Floss
Ease of use Easy — handle allows good grip and control Can be fiddly, especially at the back of the mouth
Plaque removal Effective in moderate to wider gaps Effective in very tight contacts
Suitable for implants/bridges Yes Limited — floss threaders needed
Suitable for braces Yes Difficult without specialist floss

 

How Should You Store and Care for Your TePe Interdental Brush?

 

After each use, rinse the brush thoroughly under running water and allow it to air dry. Store it in a clean, dry place — the cap provided with the brush can be used to protect the bristles when not in use. Avoid leaving it in a damp environment such as a sealed bag, as this can encourage bacterial growth on the bristles.

Replace your TePe interdental brush 0.7mm when the bristles show signs of wear, splaying, or bending — typically after one to two weeks of daily use. A worn brush is less effective and may cause unnecessary irritation to the gum tissue. If you are also managing your wider health alongside your oral hygiene, you might find our vitamins and supplements range useful for supporting overall wellbeing.

This product is a medical device for oral hygiene. Speak to your dentist or pharmacist before using if you have an underlying gum condition or have recently had oral surgery.

TePe Interdental Brush 0.7mm Size 4 Yellow specifications
Treatment category Oral hygiene / interdental cleaning
Mechanism of action Mechanical removal of plaque and food debris from interdental spaces
Effective for Plaque removal, gum disease prevention, cleaning around implants and braces
Suitable for Adults with moderate interdental spaces; patients with implants, bridges, or braces
Active ingredient None — mechanical device
Pack size 8 brushes per pack
Size / diameter 0.7mm (Size 4, Yellow)
UK classification General sale — no prescription required
Preparation Interdental brush with nylon bristles on coated wire core
Route of administration Oral (interdental)

Specifications of TePe Interdental Brush 0.7mm Size 4 Yellow

 

What Is the TePe Interdental Brush 0.7mm and What Is It Used For?

 

The TePe Interdental Brush 0.7mm Size 4 Yellow is a small, reusable oral hygiene tool designed to clean the spaces between your teeth — areas that a standard toothbrush cannot effectively reach. It is used daily as part of a complete oral hygiene routine to remove plaque, reduce the risk of gum disease (periodontitis and gingivitis), and help prevent tooth decay in the interdental areas. The NHS recommends cleaning between your teeth every day using either interdental brushes or floss, and notes that interdental brushes are often easier to use than floss for many people. This product is not a medicine; it is a mechanical cleaning device available without a prescription.

 

What Do You Need to Know Before Using the TePe Interdental Brush?

 

This brush is generally safe for most adults, but there are some important points to be aware of before you start using it.

Do not use this brush if:

  • The brush feels too tight to insert without force — using the wrong size can damage your gum tissue.
  • You have recently had oral surgery, gum surgery, or a tooth extraction — wait until your dental team advises it is safe to resume interdental cleaning.
  • You have a known allergy to nickel or other metals — the wire core contains metal, and an alternative plastic-coated or all-plastic brush may be more appropriate.

Warnings and precautions:

  • Always use the correct size — your dentist or hygienist can advise which size is right for each gap.
  • Do not share your interdental brush with anyone else.
  • If you notice persistent bleeding, pain, or swelling after using the brush, stop and consult your dentist.
  • Keep out of reach of children — small parts present a choking hazard.

Interactions:

  • No drug interactions — this is a mechanical device, not a medicine.
  • If you use medicated mouthwash or prescription gels between your teeth, ask your dentist whether to use the brush before or after applying them.

 

How Should You Use the TePe Interdental Brush Correctly?

 

Using the brush correctly makes a real difference to how effective it is. Follow these steps each time:

  1. Choose the correct size — the brush should fit snugly into the gap without needing to be forced.
  2. Hold the brush between your thumb and index finger for control.
  3. Gently insert the brush into the interdental space at a slight angle following the natural curve of the gum.
  4. Move the brush back and forth several times with a gentle motion — do not rotate or twist it.
  5. Withdraw the brush and rinse it under running water.
  6. Move to the next gap and repeat.
  7. After use, rinse the brush thoroughly and allow it to air dry before replacing the cap.

You may find it helpful to use the brush in front of a mirror, especially when cleaning the back teeth. Our oral health collection includes a range of complementary products to support your full dental hygiene routine.

Indication Age Group Frequency Notes
General interdental cleaning Adults Once daily Ideally before brushing teeth
Around dental implants / bridges Adults Once daily Use gentle pressure around margins
Around orthodontic braces Adults and older teenagers Once or twice daily Check with orthodontist for guidance

 

What Are the Possible Side Effects of Using the TePe Interdental Brush?

 

Because this is a mechanical device rather than a medicine, side effects are related to physical use rather than pharmacological action. Most people experience no problems at all once they have established a regular routine.

Common effects when first starting:

  • Mild gum bleeding — this is very common in the first few days and usually settles as gum health improves.
  • Slight tenderness or sensitivity around the gumline after use.
  • Minor discomfort when inserting the brush if the gap is slightly tight.

Less common effects:

  • Persistent bleeding beyond one to two weeks of regular use — this may indicate underlying gum disease and warrants a dental review.
  • Gum recession if the brush is used with excessive force or is too large for the gap.
  • Wire breakage if the brush is bent or twisted — always move it straight back and forth.

If you experience any persistent discomfort, stop using the brush and speak to your dentist. You can also browse our pain relief range if you are managing any associated dental discomfort while awaiting an appointment.

 

How Should You Store the TePe Interdental Brush?

 

  • Store in a clean, dry location away from direct sunlight and heat.
  • Use the protective cap provided to keep the bristles clean and in shape between uses.
  • Do not store in a sealed, damp container — allow the brush to air dry fully before capping.
  • Keep out of reach of children and pets.
  • Replace the brush when bristles are visibly worn, splayed, or bent — typically every one to two weeks with daily use.
  • Do not attempt to sterilise the brush in boiling water or a microwave.

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 TePe interdental brush 0.7mm online in the UK?

You can buy the TePe Interdental Brush 0.7mm Size 4 Yellow directly from Cured Pharmacy online for £4.79, with fast UK delivery and no prescription required. It is available as an over-the-counter oral hygiene product. Browse our full dental products collection for more options to support your routine.

What does the 0.7mm size mean on a TePe interdental brush?

The 0.7mm measurement refers to the diameter of the wire core of the brush, which indicates the width of the interdental gap it is designed to clean. Size 4 Yellow sits in the mid-range of the TePe colour-coded size system, making it suitable for moderate-sized spaces between teeth. Your dentist or hygienist can confirm whether this size is right for your specific gaps.

How do I use a TePe interdental brush step by step?

Insert the brush gently into the gap between two teeth at a slight angle following the gumline, without forcing it. Move it back and forth several times with a gentle motion, then withdraw and rinse under water before moving to the next gap. Never twist or rotate the brush, as this can bend the wire and damage the gum tissue.

How often should I use a TePe interdental brush?

The NHS recommends cleaning between your teeth at least once a day, and using your interdental brush before you brush your teeth is ideal — this allows fluoride from your toothpaste to reach the interdental surfaces more effectively. Daily use is the most reliable way to prevent plaque build-up and reduce the risk of gum disease. Consistency matters far more than how long you spend on each session.

Is the TePe yellow size 4 brush suitable for use with braces?

Yes, TePe interdental brushes including the 0.7mm yellow size are commonly used to clean around orthodontic brackets and wires, where a regular toothbrush cannot reach effectively. Always check with your orthodontist which size is most appropriate for your specific appliance. Some patients with braces may need more than one size to clean different areas of the mouth.

Can using an interdental brush cause my gums to bleed?

Some bleeding when you first start using interdental brushes is very common and usually indicates that your gums are inflamed due to existing plaque build-up — it is not typically caused by the brush itself. With regular daily use, bleeding usually reduces significantly within one to two weeks as gum health improves. If bleeding continues beyond two weeks or is heavy, speak to your dentist as this may indicate gum disease that needs professional treatment.

How long does a TePe interdental brush last before I need to replace it?

TePe recommends replacing the brush when the bristles become visibly worn, splayed, or bent — with daily use, this is typically after one to two weeks. Using a worn brush is less effective at removing plaque and may cause unnecessary irritation to the gum tissue. Replacing it regularly is a small cost that makes a meaningful difference to your oral health outcomes.

What is the difference between TePe interdental brush sizes and colours?

TePe uses a colour-coded system to identify brush sizes, ranging from pink (0.4mm, Size 0) through to black (1.5mm, Size 8), with yellow (0.7mm, Size 4) sitting in the middle of the range. Each colour corresponds to a specific wire diameter suited to a different gap width between teeth. Many people need more than one size — for example, a smaller size for the front teeth and a larger size for the back molars.

Who is eligible to use the TePe interdental brush 0.7mm?

This brush is suitable for most adults who have been advised to use interdental brushes by their dental team, including those with natural teeth, implants, bridges, crowns, or orthodontic appliances. It is not generally recommended for young children without specific dental guidance, and it should not be used in gaps that are too tight to accommodate it without force. If you are unsure whether this size is right for you, ask your dentist or hygienist at your next check-up.

What are the alternatives to TePe interdental brushes?

The main alternative to interdental brushes is dental floss, which works well for very tight contacts where a brush cannot fit without force. Other options include floss picks, water flossers (oral irrigators), and interdental tape. The NHS notes that interdental brushes are often easier to use than floss and may be more effective for people with wider gaps, gum recession, or dental restorations.

Can I use a TePe interdental brush around dental implants?

Yes, interdental brushes are widely recommended by dental professionals for cleaning around implant margins, where plaque accumulation can lead to peri-implantitis — a serious condition affecting the tissue and bone around the implant. The TePe 0.7mm yellow brush is a commonly used size for this purpose, though your implant dentist may recommend a specific size based on the gap around your implant. Always use gentle pressure to avoid scratching the implant surface.

How do I know if I am using the right size TePe brush?

The correct size brush should fit into the gap between your teeth with gentle pressure — it should feel snug but should never need to be forced. If the brush slides in with no resistance at all, you may need a larger size; if it will not enter without significant force, try a smaller size. Your dentist or hygienist is the best person to assess your interdental spaces and recommend the right size or combination of sizes for your mouth.

What happens if I skip interdental cleaning for a few days?

Plaque begins to form on tooth surfaces within hours of cleaning, and in the interdental spaces it can harden into tartar (calculus) within 24 to 72 hours if not removed. Skipping a few days occasionally is unlikely to cause lasting harm, but making it a consistent habit significantly increases the risk of gum disease and tooth decay in those areas. Getting back into a daily routine as soon as possible is the most important thing.

Can I use the TePe interdental brush if I have sensitive gums?

Yes, but start gently and use the correct size to avoid unnecessary pressure on already-sensitive tissue. The soft nylon bristles on TePe brushes are designed to be gentle, and using a light back-and-forth motion rather than scrubbing will minimise discomfort. If sensitivity is severe or does not improve with regular use, speak to your dentist — it may indicate an underlying gum condition that needs professional attention. You can also explore our oral health range for complementary products.

What is the latest evidence on interdental brushes versus floss?

Clinical research, including systematic reviews published in dental literature, consistently shows that interdental brushes are at least as effective as floss for plaque removal and gum health, and may be superior in patients with moderate to wide interdental spaces or gum recession. The NHS acknowledges both methods as effective and recommends choosing whichever you find easiest to use consistently. Consistency of daily use is the single most important factor in achieving good interdental hygiene outcomes.

How Should You Use the TePe Interdental Brush 0.7mm?

Using your interdental brush correctly is the key to getting the most out of it. Always choose the right size first — the brush should fit into the gap with gentle pressure but should never need to be forced. If it feels too tight, try a smaller size; if it moves with no resistance, you may need a larger one.

Follow these steps each time you use the brush:

What Is the Correct Dose of the TePe Interdental Brush?

As a mechanical cleaning device, there is no pharmacological dose — but frequency and technique are equally important. The NHS recommends cleaning between your teeth once daily as a minimum. Using the brush more than twice daily is unlikely to provide additional benefit and may cause unnecessary gum irritation if done with excessive force.

When Is the Best Time to Use the TePe Interdental Brush?

The NHS advises using your interdental brush before you brush your teeth rather than after. This order allows any fluoride from your toothpaste to reach the interdental surfaces that have just been cleaned, providing additional protection against decay. Evening use — as part of your bedtime oral hygiene routine — is particularly beneficial because saliva flow reduces overnight, leaving teeth more vulnerable to acid attack from any remaining plaque.

That said, the most important thing is that you use it consistently every day. If you find it easier to use in the morning, that is far better than not using it at all. Build it into a routine that works for your lifestyle.

How Long Can You Use the TePe Interdental Brush For?

You can — and should — use interdental brushes as a permanent, lifelong part of your oral hygiene routine. There is no maximum duration of use. The individual brush itself should be replaced when the bristles show signs of wear, splaying, or bending, which typically occurs after one to two weeks of daily use. A worn brush is less effective and may cause gum irritation, so replacing it regularly is important.

If your dentist or hygienist recommends a different size over time — for example, if your gum tissue changes or you have new dental work — simply switch to the appropriate size. Long-term daily interdental cleaning is one of the most evidence-supported habits for maintaining healthy gums and preventing tooth loss.

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 Using the TePe Interdental Brush?

Because this is a mechanical cleaning device rather than a medicine, any side effects are related to physical use rather than pharmacological action. The most common experience when first starting to use interdental brushes is mild gum bleeding. This happens because the gum tissue is often inflamed from existing plaque build-up, and the brush disturbs that inflamed tissue. It is not usually a sign that the brush is causing harm.

  • Mild bleeding from the gums during or after use
  • Slight tenderness or sensitivity along the gumline
  • Minor discomfort when inserting the brush into a snug gap
  • Temporary redness of the gum tissue around the cleaned area

What Are the Less Common Side Effects of the TePe Interdental Brush?

Less commonly, some people experience side effects that are usually linked to using the wrong size brush or applying too much pressure. These are avoidable with correct technique and the right size selection.

  • Persistent gum bleeding beyond one to two weeks of regular use
  • Gum recession if the brush is consistently too large for the gap or used with excessive force
  • Wire breakage if the brush is twisted or bent during use — always use a straight back-and-forth motion
  • Mild abrasion of the gum margin if technique is too aggressive

What Are the Serious Side Effects of the TePe Interdental Brush?

Serious side effects from interdental brush use are rare when the correct size and technique are used. However, there are situations that warrant prompt dental attention. If you notice heavy or prolonged bleeding that does not settle within two weeks of starting regular use, this may indicate underlying periodontal disease that requires professional treatment rather than simply better home care. Similarly, if you notice significant gum recession, loosening of teeth, or persistent pain, these are signs that you should see your dentist without delay.

In very rare cases, a broken wire tip could become lodged in the gum tissue. If this happens, do not attempt to remove it yourself — seek dental advice promptly.

What Should You Do If You Experience Side Effects?

For mild bleeding and tenderness in the first week or two, continue using the brush gently and consistently — in most cases, symptoms resolve as gum health improves. Make sure you are using the correct size and applying only gentle pressure. If symptoms persist beyond two weeks, or if you experience pain, heavy bleeding, or swelling, stop using the brush and contact your dentist for an assessment.

Do not ignore persistent bleeding. While it is often a sign of reversible gingivitis, it can also indicate more advanced gum disease that needs professional intervention. Early treatment leads to significantly better outcomes.

Can the TePe Interdental Brush Interact With Other Dental Products?

As a mechanical device, the TePe interdental brush has no pharmacological interactions with medicines. However, if you use medicated interdental gels, prescription mouthwashes, or fluoride varnishes as part of a dental treatment plan, ask your dentist or hygienist whether to use the brush before or after applying these products. Using the brush first generally allows medicated products to penetrate the cleaned interdental space more effectively. If you are on anticoagulant medicines such as warfarin, be aware that any gum bleeding may be more pronounced — mention this to your dentist.

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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