Pharmacy Guide
Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.
Pharmacy Guide
Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.
Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour
⚠ This medicine appears to have been discontinued
The electronic medicines compendium (emc) no longer publishes a Summary of Product Characteristics for this product, which usually means it is no longer marketed in the UK. The patient leaflet below is kept for reference, but the product may not be available.
If you were prescribed this medicine, other products containing Chlorhexidine dihydrochloride, Lidocaine hydrochloride may still be available. Do not stop your treatment — ask your pharmacist or GP what to use instead.
What it is and what it is used for
FOR. Covonia Lozenges Menthol is a compressed lozenge for local action in the mouth and the pharynx. It is an antiseptic and local pain-killer. Covonia Lozenges Menthol is recommended for:
- The treatment of the symptoms of a sore throat, red throat, disorders of the pharynx accompanied by irritation.
- In case of bacterial infection accompanied by fever, an additional treatment is necessary;
- Covonia Lozenges Menthol is sugar-free and is therefore also suited for diabetics.
What you need to know before you take it
E COVONIA LOZENGES MENTHOL. Do not use Covonia Lozenges Menthol
- If you are allergic to chlorhexidine dihydrochloride or lidocaine hydrochloride monohydrate or any of the other ingredients of Covonia Lozenges Menthol (listed in section 6).
- On children younger than 12 years old. Warnings and precautions Talk to your doctor or pharmacist before using Covonia Lozenges Menthol.
- Covonia Lozenges Menthol should not be used for long periods, uninterruptedly or repeatedly. Limit the use to strictly necessary relief of pain and irritation.
- In case of excessive dose (more than 20 lozenges per day) there is a small risk of decrease of the control over the swallowing reflex.
- For young children who have a history of convulsions. This medicine actually contains levomenthol.
- If you are using other medication. Please also read the section headed "Other medicines and Covonia Lozenges Menthol". Consult your doctor if one of the above warnings applies to you, or if this has been the case in the past.
Children Do not use this medicine on children younger than 12 years old. Other medicines and Covonia Lozenges Menthol Tell your doctor or pharmacist if you are using, have recently used or might use any other medicines.
- Do not use simultaneously with other disinfectants. Covonia Lozenges Menthol and food and drink No special precautions needed. Pregnancy and breast-feeding If you are pregnant or breast-feeding, think you might be pregnant or are planning to have a baby, ask your doctor or pharmacist before taking this medicine. If the aforementioned precautions are respected, Covonia Lozenges Menthol can be used during pregnancy and breast-feeding. Inform your doctor that you are using this medicine. Driving and using medicines No special precautions needed. Covonia Lozenges Menthol contains Levomenthol and Sorbitol Covonia Lozenges Menthol contains levomenthol; be careful with young children who have a history of convulsions. Covonia Lozenges Menthol contains 1209mg sorbitol per lozenge Sorbitol is a source of fructose. If your doctor has told you that you or your child that you have an have an intolerance to some sugars, or you have been diagnosed with hereditary fructose intolerance (HFI), a rare genetic disorder in which a person cannot break down fructose, contact your doctor before you or your child take or receive this medicinal product. Sorbitol may cause mild gastrointestinal discomfort and have a mild laxative effect. The calorific value is 2.6Kcal/g sorbitol.
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How to take it
COVONIA LOZENGES MENTHOL. Always use Covonia Lozenges Menthol exactly as your doctor has told you. Check with your doctor or pharmacist if you are not sure. This medicine must not be used for long periods. Consult a doctor, if your symptoms worsen or do not improve after 3 to 4 days. The recommended dose is: Adults: 6 to 10 lozenges per day. Allow the lozenge to melt in the mouth slowly. Use in children and adolescents Children from 12 years old: 3 to 5 lozenges per day. Warning: Do not take more medicine than the leaflet tells you to. If you use more Covonia Lozenges Menthol than you should This medicine contains only a fraction of the toxic dose. If used appropriately the risks of an overdose are very small. Symptoms of an overdose are: restlessness, tinnitus, breathing difficulties, disruption of the cardiac rhythm, reduced control on the swallowing reflex. If you forget to use Covonia Lozenges Menthol No special precautions needed. If you stop using Covonia Lozenges Menthol No special precautions needed. If you have further questions on the use of this medicine, ask your doctor or pharmacist.
Possible side effects
Like all medicines, Covonia Lozenges Menthol can cause side effects, although not everybody gets them.
- Very seldom: allergic reactions of the skin and of mucous membranes.
- Exceptionally taste disorders, an irritating feeling on the tongue, and severe allergic reactions (anaphylactic reactions) may occur.
- In case of protracted and uninterrupted use a brown colouring of the teeth can occur. This brown colour is easy to remove, however.
Reporting of side effects If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any side effects not listed in this leaflet. You can also report side effects directly via the Yellow Card Scheme at: www.mhra.gov.uk/yellowcard or search for 'MHRA Yellow Card' in the Google Play or Apple App Store. By reporting side effects you can help provide more information on the safety of this medicine.
How to store it
COVONIA LOZENGES MENTHOL Keep this medicine out of the sight and reach of children. Store below 25°C. Do not use Covonia Lozenges Menthol after the expiry date which is stated on the box/blister after "EXP". The first two figures indicate the month, the following two or four figures the year. The expiry date refers to the last day of that month.
Contents of the pack and other information
What Covonia Lozenges Menthol contains
- The active substances are: chlorhexidine dihydrochloride 5mg, lidocaine hydrochloride monohydrate 1mg.
- The other ingredients are: sorbitol (E420), magnesium stearate, anhydrous citric acid (E330), levomenthol. What Covonia Lozenges Menthol looks like and contents of the pack Covonia Lozenges Menthol is available in a box with 12, 24 or 36 compressed lozenges in a perforated unit dose blister. Not all pack sizes may be marketed. Marketing Authorisation Holder and Manufacturer Marketing Authorisation Holder: Thornton & Ross Ltd, Linthwaite, Huddersfield, HD7 5QH, UK. Manufacturer: Laboratoria Qualiphar N.V/S.A, Rijksweg 9, 2880 Bornem, Belgium. This leaflet was last revised in March 2021 Covonia is a trade mark of Thornton & Ross Ltd
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Proof Number: 1 Date: 16.03.2021 Operator: ECA Artwork Number: 1203097 Suffix: F CRN: 18222 Local Authority submission required: Yes Approved by: Date:
92795122103
Frequently asked questions about Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour
What is the active substance in Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour?
The active substance in Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour is chlorhexidine dihydrochloride, lidocaine hydrochloride.
Are there equivalent medicines to Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour?
Medicines with the same active substance, strength and form include: Covonia Medicated Sore Throat 5mg/1mg Lozenges Lemon Flavour. They are interchangeable only if your prescriber or pharmacist says so.
Where does this information come from?
This leaflet reproduces the patient information leaflet approved for Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour, as published on the electronic medicines compendium (emc). The version printed inside your medicine’s packaging is the one that applies to you.
Can I get Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour without a prescription?
Whether a medicine is available over the counter or on prescription only depends on its licence. Check the leaflet, or ask your pharmacist — they can tell you straight away.
About this leaflet
The text above reproduces the patient information leaflet approved for this medicine, restructured for easier reading.
- Source: electronic medicines compendium (emc), Datapharm
- Active substance: chlorhexidine dihydrochloride, lidocaine hydrochloride
- Official document: view the original leaflet on emc →
⚕For healthcare professionals — Summary of Product Characteristics (SmPC)Full SmPC: dosage, interactions, contraindications, warnings+
4.1. Therapeutic indications
Symptomatic and local treatment at the pharynx. Proposed as disinfectant and local pain-killer of sore throat and disorders of the pharynx and mouth accompanied by irritation. The presence of lidocaine causes a quick alleviation of the symptoms.
In case of a bacterial infection accompanied by fever, a supplementary treatment is required.
Covonia Lozenges Menthol is sugar free and can therefore also be used in diabetic patients.
4.2. Posology and method of administration
Posology
Adults: 6 to 10 tablets per day, to melt slowly in the mouth.
Children from 12 years old: half dose.
This medicine is intended as symptomatic treatment and should not be used on a long-term basis. If there is no improvement within 3 to 4 days of treatment, it is advisable to consult a doctor.
Method of administration
Oromucosal use
4.3. Contraindications
Children younger than 12 years old.
Hypersensitivity to the active substances or to any of the excipients listed in section 6.1, and in particular to local anaesthetics such as lidocaine.
4.4. Special warnings and precautions for use
Disinfecting substances do not make sterile; they temporarily reduce the number of micro- organisms at the oral cavity and pharynx.
Restrict the use of this medicine to the necessary alleviation of the existing pain and irritation. It must not be administered on a long term basis, in an uninterrupted or repeated manner.
In view of the presence of levomenthol, caution should be taken when using on young children if there is a history of convulsions.
Avoid the use of this medicine in persons with extreme allergic predisposition.
The use of a too high dose (more than 20 tablets per day) can cause a small risk on too great insensitivity of the glottis area, which can cause a diminished control on the swallowing reflex and food aspiration in the airways can occur.
Covonia Lozenges Menthol contains sorbitol. Patients with rare hereditary problems of fructose intolerance should not take this medicine.
The additive effect of concomitantly administered products containing sorbitol (fructose) and dietary intake of sorbitol (fructose) should be taken into account.
The content of sorbitol in medicinal products for oral use may affect the bioavailability of other medicinal products for oral use administered concomitantly.
4.5. Interaction with other medicinal products and other forms of interaction
Due to possible interferences (opposite action or inactivation) the simultaneous or consecutive use of antiseptics should be avoided.
4.6. Fertility, pregnancy and lactation
Pregnancy
There are no or limited amount of data from the use of lidocaine and chlorhexidine in pregnant women. Animal studies do not indicate reproductive toxicity (see section 5.3).
The use of Covonia Lozenges Menthol may be considered during pregnancy, if necessary.
Breast-feeding
Lidocaine is excreted in breast milk but in small quantities that there is generally no risk of the infant being affected at therapeutic dose levels. There is no data on excretion of chlorhexidine in breast milk. A decision must be made whether to discontinue breast-feeding or to discontinue/abstain from Covonia Lozenges Menthol therapy taking into account the benefit of breast feeding for the child and the benefit of therapy for the woman.
Fertility
There are no relevant data on human fertility available. Animal data with lidocaine does not indicate an effect on male fertility in rats. Animal data with chlorhexidine suggests depression of ovarian activity in mice. The relevance of these finding to humans is not known however are limited given the local exposure to the patient with Covonia Lozenges Menthol.
4.7. Effects on ability to drive and use machines
The use of Covonia Lozenges Menthol has no influence on the ability to drive and use machines.
4.8. Undesirable effects
Side effects are classified according to organ system with evaluation of the frequency according to the following convention: very common (≥ 1/10), common (≥ 1/100, < 1/10), uncommon (≥ 1/1000, < 1/100), rare (≥ 1/10000, < 1/1000), very rare (<1/10000), not known (cannot be estimated from the available data).
Nervous System Disorders
Common: Oral paraesthesia/hypoaesthesia
Immune system disorders (frequency not known)
It should be taken into account that rare allergic reactions of the skin and mucous membrane, which are caused by contact with anaesthetics of the amide-type, such as lidocaine can occur: cases of dermatitis and rashes, which were caused by this product in other circumstances, have been described.
Anaphylactic reactions may occur.
General disorders and administration site conditions (frequency not known)
Taste disorders and a burning feeling on the tongue may occur.
Prolonged and continuous use of chlorhexidine can cause brown-discoloration of the teeth. However, this brown-discoloration is removable.
Reporting of suspected adverse reactions
Reporting suspected adverse reactions after authorisation of the medicinal product is important. It allows continued monitoring of the benefit/risk balance of the medicinal product. Healthcare professionals are asked to report any suspected adverse reactions via the Yellow Card Scheme at:
www.mhra.gov.uk/yellowcard or search for “MHRA Yellow Card” in the Google Play or Apple App Store.
4.9. Overdose
Although this medicine contains only a fraction of the toxic dose and although the foreseen use of this composed medicine is limited to local use, the possibility of an overdose by mistake or carelessness should be taken into account, especially in children.
Symptoms of intoxication:
Lidocaine can cause a systematic intoxication (toxic dose for adults from 0.5 g onwards), which affects the central nervous system and the cardiovascular system.
restlessness, yawning, nervousness, tinnitus, nystagmus, muscle tremor, convulsions, depression, dyspnea.
reduced contractility of the heart muscle, peripheral vasodilation, hypotension, bradycardia, disturbed cardiac rhythm, cardiac arrest.
Chlorhexidine is resorbed in very little amounts from the gastrointestinal tract.
Antidote: none.
Treatment:
Systemic intoxication:
Immediately stop the intake of the medicine.
Hospitalization to ensure the respiration, to counteract dehydration and to maintain the blood circulation.
In case of seizures: diazepam
Choking:
Clear the airways, application of the Heimlich-manoeuvre.
If the obstruction persists, hospitalize the patient.
💬 Ask about this leaflet
Ask anything about Covonia Medicated Sore Throat 5mg/1mg Lozenges Menthol Flavour. The assistant answers only from this leaflet — if the leaflet does not cover it, it will say so. It does not give medical advice.
Answers come from the patient leaflet published on the electronic medicines compendium (emc). They are not medical advice. Ask a pharmacist or your GP if you are unsure. For urgent help call NHS 111, or 999 in an emergency.