Skip to product information
1 of 1

  • Images are for illustration purposes only

Covonia Chesty Cough Mixture Mentholated - 300ml

Covonia Chesty Cough Mixture Mentholated - 300ml

  • 1. Ozempic®️-equivalent therapy now available for weight management
  • 2. Average weight loss of 17%, with 1 in 3 patients achieving over 20%
  • 3. May help reduce osteoarthritis-related pain
  • 4. Wegovy®️ is not expected to impact the effectiveness of oral contraceptives
  • 5. Supports cardiovascular risk reduction
  • 6. Over 22 million patients treated with semaglutide-based therapies since 2018

  • ✔️ Loosens and clears mucus from chesty, productive coughs
  • ✔️ Contains guaifenesin to thin sticky mucus in airways
  • ✔️ Mentholated formula soothes and cools irritated throat
  • ✔️ Suitable for adults and young people aged 12 and over
  • ✔️ Large 300ml bottle provides extended course of treatment

Price Checker

Regular price £8.50
Sale price £8.50
Sale Sold out
  • Lowest price guarantee
  • Includes FREE private prescription
View full details

 

What Is Covonia Chesty Cough Mixture and How Does It Help?

 

A chesty cough can be exhausting. That tight, rattling feeling in your chest — the kind that keeps you up at night and makes every breath feel like hard work — is usually caused by excess mucus sitting in your airways. Covonia chesty cough mixture is a well-established, over-the-counter expectorant oral liquid designed to tackle exactly that. Available in a 300ml mentholated formula, it combines two active ingredients to help loosen mucus and make it easier to clear. At just £8.50, it's a practical, affordable option for adults and teenagers dealing with a productive cough. If you're also managing other cold and flu symptoms alongside your cough, you might find our cold and flu remedies collection useful too.

Chesty coughs are one of the most common reasons people visit a pharmacist in the UK. According to the NHS, most coughs caused by a cold or upper respiratory tract infection will clear up on their own within three weeks, but that doesn't make the days in between any more comfortable. Having a reliable expectorant to hand can make a real difference to how you feel day to day.

 

How Does Covonia Chesty Cough Mixture Work in the Body?

 

The mentholated formula works through two complementary mechanisms. Understanding how it acts can help you use it more confidently.

  • Guaifenesin (expectorant): This is the primary active ingredient. It works by increasing the volume of secretions in the respiratory tract and reducing their viscosity — in plain terms, it makes mucus thinner and less sticky so your airways can clear it more easily when you cough.
  • Liquorice liquid extract (demulcent/expectorant): Liquorice has a long history of use in cough preparations. It helps soothe irritated mucous membranes in the throat and contributes to the expectorant effect.
  • Menthol flavouring: The mentholated character of this formula gives a cooling sensation that many people find soothing on the throat and airways, making each dose a little more comfortable to take.

Together, these ingredients support your body's natural ability to clear mucus — rather than suppressing the cough reflex entirely, which would be counterproductive when mucus needs to come up.

 

Who Is Covonia Chesty Cough Mixture Suitable For?

 

This product is intended for adults and young people aged 12 and over who are experiencing a productive, chesty cough — one where you can feel or hear mucus when you cough. It is not suitable for dry or tickly coughs, where a suppressant would be more appropriate.

It may be a good fit for you if:

  • You have a chesty cough associated with a cold, flu, or mild chest infection
  • You are aged 12 or over
  • You are not pregnant or breastfeeding (seek advice first if you are)
  • You do not have a known allergy to guaifenesin, liquorice, or any other listed ingredient

It is not suitable for children under 12. If you are unsure whether this product is right for your symptoms, speak to your pharmacist before purchasing.

 

How Does Covonia Chesty Cough Mixture Compare to Other Cough Remedies?

 

Feature Covonia Chesty Cough Mixture Mentholated Covonia Dry Cough Formula
Cough type Chesty / productive cough Dry / tickly cough
Active ingredient Guaifenesin + Liquorice extract Dextromethorphan hydrobromide
Mechanism Expectorant — loosens mucus Suppressant — reduces cough reflex
Suitable age 12 years and over 12 years and over

 

How Should You Store Covonia Chesty Cough Mixture?

 

Store your bottle of Covonia chesty cough mixture below 25°C, away from direct sunlight and heat sources. Keep it out of the reach and sight of children at all times. Do not use the product after the expiry date printed on the label or bottle. Once opened, check the product leaflet for any specific in-use storage guidance.

If you're managing a range of winter health concerns, it's worth exploring our ear, nose and throat range for complementary products that may help with associated symptoms like nasal congestion or sore throat.

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.

Covonia Chesty Cough Mixture Mentholated 300ml specifications
Treatment category Cough remedies / Expectorants
Mechanism of action Expectorant — reduces mucus viscosity and increases secretion volume
Effective for Chesty, productive coughs
Suitable for Adults and children aged 12 and over
Active ingredients Guaifenesin 100mg/5ml, Liquorice Liquid Extract
Pack size 300ml
UK classification General Sale List (GSL)
Drug class Expectorant
Preparation Oral liquid (syrup)
Route of administration Oral

Specifications of Covonia Chesty Cough Mixture Mentholated 300ml

 

What Is Covonia Chesty Cough Mixture and What Is It Used For?

 

Covonia Chesty Cough Mixture Mentholated is an oral expectorant liquid used to relieve the symptoms of a chesty, productive cough. It contains guaifenesin, which helps thin and loosen mucus in the airways, and liquorice liquid extract, which has soothing and expectorant properties. The mentholated flavour provides a cooling sensation that many users find comforting. It is classified as a General Sale List (GSL) medicine in the UK, meaning it can be purchased without a prescription. It is intended for short-term use in adults and young people aged 12 and over.

 

What Do You Need to Know Before Using Covonia Chesty Cough Mixture?

 

Before taking this medicine, read the following carefully. There are certain situations where this product may not be appropriate for you.

Do not use Covonia Chesty Cough Mixture if you:

  • Are under 12 years of age
  • Are allergic to guaifenesin, liquorice, or any other ingredient in the formula
  • Have a persistent or chronic cough associated with asthma, smoking, or emphysema without first consulting a doctor
  • Have a cough that produces excessive mucus without a clear cause

Speak to your doctor or pharmacist before use if you:

  • Are pregnant or breastfeeding
  • Have liver or kidney problems
  • Have a history of high blood pressure (liquorice-containing products may affect blood pressure with prolonged use)
  • Are taking any other medicines, including herbal remedies

Known drug interactions:

  • No clinically significant interactions have been established at recommended doses for guaifenesin
  • Liquorice extract may interact with antihypertensive medicines or corticosteroids if used in large quantities over extended periods — this is unlikely at standard doses but worth noting
  • Always inform your pharmacist of all medicines you are currently taking

 

How Should You Use Covonia Chesty Cough Mixture?

 

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

  1. Shake the bottle gently before each use.
  2. Measure the correct dose using a 5ml medicine spoon or oral syringe — do not use a kitchen spoon.
  3. Take the dose orally, swallowing the liquid directly.
  4. You may take it with or without food.
  5. Space doses evenly throughout the day.
  6. Do not take more than four doses in any 24-hour period.
Age Group Dose Frequency Maximum daily dose
Adults and children 12+ 10ml (two 5ml spoonfuls) Up to 4 times daily 40ml
Children under 12 Not suitable — do not use

If you are also experiencing pain or discomfort alongside your cough — such as a sore throat or headache — speak to your pharmacist about suitable complementary options.

 

What Are the Possible Side Effects of Covonia Chesty Cough Mixture?

 

Like all medicines, Covonia Chesty Cough Mixture can cause side effects, although not everyone will experience them. Most people tolerate it well at the recommended dose.

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

  • Nausea
  • Stomach discomfort or upset
  • Vomiting (particularly if taken on an empty stomach)

Less common side effects:

  • Dizziness
  • Headache
  • Skin rash or allergic reaction (stop use immediately and seek medical advice if this occurs)

If you experience any serious or unexpected side effects, stop taking the medicine and contact your GP or pharmacist. In the event of a severe allergic reaction — including swelling of the face, lips, or throat, or difficulty breathing — seek emergency medical attention immediately.

 

How Should You Store Covonia Chesty Cough Mixture?

 

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and heat
  • 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 or carton
  • Do not dispose of medicines via wastewater or household waste — return unused medicine to your pharmacist for safe disposal

If you're managing a broader range of seasonal health concerns this winter, our vitamins and supplements collection includes immune-support options that may complement your recovery.

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 Covonia Chesty Cough Mixture online in the UK?

You can buy Covonia Chesty Cough Mixture Mentholated 300ml directly from Cured Pharmacy, a GPhC-registered UK online pharmacy. It is available without a prescription as an over-the-counter medicine. Simply add it to your basket and it will be dispatched to your door.

How does Covonia Chesty Cough Mixture work in the body?

Covonia chesty cough mixture contains guaifenesin, an expectorant that works by thinning and loosening mucus in the airways, making it easier to cough up. Liquorice liquid extract adds a soothing, demulcent effect on the throat lining. Together, they help your body clear mucus more effectively rather than suppressing the cough reflex.

How do I use Covonia Chesty Cough Mixture step by step?

Shake the bottle before use, then measure 10ml (two 5ml spoonfuls) using a medicine spoon or oral syringe — never a kitchen spoon. Take the dose orally up to four times a day, spacing doses evenly throughout the day. Do not exceed 40ml in any 24-hour period.

What is the correct dose of Covonia Chesty Cough Mixture for adults?

Adults and young people aged 12 and over should take 10ml up to four times daily. This equates to a maximum of 40ml in 24 hours. Always use the measuring device provided and do not exceed the recommended dose.

When is the best time to take Covonia Chesty Cough Mixture?

There is no single "best" time — the key is to space your doses evenly throughout the day to maintain a consistent effect. Many people find taking a dose before bed helpful if their cough is disrupting sleep. Taking it with food or a glass of water may help reduce the chance of stomach upset.

Can children under 12 take Covonia Chesty Cough Mixture?

No — Covonia Chesty Cough Mixture Mentholated is not suitable for children under 12 years of age. If your child has a chesty cough, speak to your pharmacist or GP for age-appropriate advice. You can also browse our baby and toddler range for products designed for younger children.

What are the side effects of Covonia Chesty Cough Mixture?

Most people tolerate Covonia Chesty Cough Mixture well at the recommended dose. Possible side effects include nausea, stomach discomfort, or vomiting, particularly if taken on an empty stomach. Less commonly, dizziness, headache, or skin reactions may occur — stop use and seek advice if you notice any unusual symptoms.

How do I manage side effects of Covonia Chesty Cough Mixture?

If you experience nausea or stomach upset, try taking the dose with food or a full glass of water. Avoid exceeding the recommended dose, as higher amounts increase the risk of gastrointestinal side effects. If side effects persist or concern you, stop use and speak to your pharmacist or GP.

How long can you use Covonia Chesty Cough Mixture for?

You should not use Covonia Chesty Cough Mixture for more than 5 consecutive days without seeking medical advice. If your cough has not improved after 5 days, or if it worsens at any point, consult your GP. A persistent cough can sometimes indicate an underlying condition that needs investigation.

Is Covonia Chesty Cough Mixture safe to use during pregnancy?

If you are pregnant or breastfeeding, you should consult your doctor or pharmacist before using this product. Guaifenesin-containing medicines are generally not recommended during the first trimester without medical guidance. Your healthcare provider can advise on the safest options for managing a cough during pregnancy.

Who is eligible to use Covonia Chesty Cough Mixture?

This product is suitable for adults and young people aged 12 and over who have a productive, chesty cough. It is not appropriate for dry or tickly coughs, children under 12, or those with certain underlying conditions such as uncontrolled high blood pressure. Always read the label and consult a pharmacist if you are unsure.

What happens if I miss a dose of Covonia Chesty Cough Mixture?

If you miss a dose, simply take the next one when it is due — do not double up to compensate for a missed dose. Covonia Chesty Cough Mixture is taken as needed for symptom relief rather than on a strict schedule, so missing a single dose is unlikely to affect your overall recovery.

What are the alternatives to Covonia Chesty Cough Mixture?

Alternatives include other guaifenesin-based expectorant syrups such as Benylin Chesty Coughs or Robitussin Chesty Cough. For dry coughs, a suppressant such as Covonia Dry Cough Formula or a pholcodine-based product may be more appropriate. You can explore a wider range of options in our cold and flu collection.

Can I take Covonia Chesty Cough Mixture with other cold and flu medicines?

You should be cautious about combining cough and cold medicines, as many multi-symptom products already contain guaifenesin or other active ingredients. Taking multiple products simultaneously can lead to accidental overdose of certain ingredients. Always check labels carefully and ask your pharmacist before combining any medicines.

What are the latest studies on guaifenesin for chesty coughs?

Guaifenesin has been used as an expectorant for decades and remains one of the most widely studied OTC cough ingredients. Clinical evidence supports its role in reducing mucus viscosity and aiding clearance in productive coughs, though the NHS notes that most coughs resolve on their own within a few weeks. Your pharmacist can advise whether an expectorant is the right choice for your specific symptoms.

How Should You Use Covonia Chesty Cough Mixture?

Using Covonia Chesty Cough Mixture correctly gives you the best chance of relieving your symptoms quickly and safely. Always read the label before use and follow the instructions carefully. If you have any doubts, your pharmacist is always a good first port of call.

Follow these steps each time you take a dose:

What Is the Correct Dose of Covonia Chesty Cough Mixture?

The dose depends on your age. This product is only suitable for adults and young people aged 12 and over. Do not give it to children under 12 under any circumstances.

When Is the Best Time to Use Covonia Chesty Cough Mixture?

There is no single prescribed time of day — the goal is to maintain consistent symptom relief by spacing doses evenly. Many people find it particularly helpful to take a dose in the evening before bed, as chesty coughs can worsen when lying down and disrupt sleep. Taking a dose first thing in the morning can also help clear overnight mucus build-up and make breathing feel more comfortable throughout the day.

If your cough is worse at certain times — for example, after meals or in cold air — you can time a dose to coincide with those periods, provided you stay within the maximum of four doses in 24 hours.

How Long Can You Use Covonia Chesty Cough Mixture For?

Covonia Chesty Cough Mixture is intended for short-term use only. You should not use it for more than 5 consecutive days without seeking medical advice. Most chesty coughs associated with a cold or mild respiratory infection will begin to improve within this timeframe.

If your cough has not improved after 5 days, if it worsens, or if you develop additional symptoms such as a high fever, chest pain, or shortness of breath, stop using the product and consult your GP promptly. These symptoms may indicate a more serious condition such as a chest infection or pneumonia that requires medical treatment.

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

How Should You Use Covonia Chesty Cough Mixture?

Using Covonia Chesty Cough Mixture correctly gives you the best chance of relieving your symptoms quickly and safely. Always read the label before use and follow the instructions carefully. If you have any doubts, your pharmacist is always a good first port of call.

Follow these steps each time you take a dose:

What Is the Correct Dose of Covonia Chesty Cough Mixture?

The dose depends on your age. This product is only suitable for adults and young people aged 12 and over. Do not give it to children under 12 under any circumstances.

When Is the Best Time to Use Covonia Chesty Cough Mixture?

There is no single prescribed time of day — the goal is to maintain consistent symptom relief by spacing doses evenly. Many people find it particularly helpful to take a dose in the evening before bed, as chesty coughs can worsen when lying down and disrupt sleep. Taking a dose first thing in the morning can also help clear overnight mucus build-up and make breathing feel more comfortable throughout the day.

If your cough is worse at certain times — for example, after meals or in cold air — you can time a dose to coincide with those periods, provided you stay within the maximum of four doses in 24 hours.

How Long Can You Use Covonia Chesty Cough Mixture For?

Covonia Chesty Cough Mixture is intended for short-term use only. You should not use it for more than 5 consecutive days without seeking medical advice. Most chesty coughs associated with a cold or mild respiratory infection will begin to improve within this timeframe.

If your cough has not improved after 5 days, if it worsens, or if you develop additional symptoms such as a high fever, chest pain, or shortness of breath, stop using the product and consult your GP promptly. These symptoms may indicate a more serious condition such as a chest infection or pneumonia that requires medical treatment.

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

What Are the Most Common Side Effects of Covonia Chesty Cough Mixture?

Most people who use Covonia Chesty Cough Mixture at the recommended dose tolerate it well. However, as with any medicine, side effects are possible. The most commonly reported ones relate to the digestive system, particularly if the medicine is taken on an empty stomach.

  • Nausea
  • Stomach discomfort or cramping
  • Vomiting
  • Diarrhoea

Taking your dose with food or a full glass of water can help reduce the likelihood of these effects. If nausea is persistent, reduce your intake and speak to your pharmacist.

What Are the Less Common Side Effects of Covonia Chesty Cough Mixture?

Less frequently, some people may experience side effects that are not directly related to the digestive system. These are uncommon at standard doses but worth being aware of.

  • Headache
  • Dizziness
  • Drowsiness
  • Skin rash or itching
  • Urticaria (hives)

If you notice a skin rash, hives, or any sign of an allergic reaction, stop taking the medicine immediately and seek advice from your pharmacist or GP.

What Are the Serious Side Effects of Covonia Chesty Cough Mixture?

Serious side effects are rare but can occur. A severe allergic reaction (anaphylaxis) is a medical emergency. Seek immediate emergency medical attention — call 999 — if you experience any of the following after taking this medicine:

  • Swelling of the face, lips, tongue, or throat
  • Difficulty breathing or swallowing
  • Sudden drop in blood pressure or feeling faint
  • Rapid heartbeat

Do not take another dose if you suspect a serious reaction. These symptoms require urgent medical assessment.

What Should You Do If You Experience Side Effects of Covonia Chesty Cough Mixture?

For mild side effects such as nausea or stomach upset, try taking the medicine with food and ensure you are not exceeding the recommended dose. Most mild effects will resolve on their own once you stop taking the product. You can also report side effects directly to the MHRA via the Yellow Card scheme at yellowcard.mhra.gov.uk — this helps improve medicine safety for everyone.

If you are unsure whether a symptom is related to the medicine, your pharmacist is your first point of contact. They can advise whether you should continue, reduce your dose, or stop use entirely.

Can Covonia Chesty Cough Mixture Interact With Other Medicines?

At recommended doses, guaifenesin has no well-established clinically significant drug interactions. However, the liquorice extract in this formula may theoretically interact with antihypertensive medicines or corticosteroids if used in large quantities over a prolonged period. This is unlikely to be relevant at standard short-term doses, but it is still worth informing your pharmacist of all medicines you are currently taking — including prescription drugs, over-the-counter products, and herbal remedies. Never assume a medicine is safe to combine without checking first.

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

We’re a safe and
regulated UK service

Registered Pharmacy Badge

Lowest Price Guarantee

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

100% discreet packaging

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

Agent

Need help?
Talk to our friendly experts now

How our service works

Service Setup

Service setup

Discreet Packaging

Discreet packaging

Express Delivery

Express delivery