Gel vaginale di metronidazolo per vaginosi batterica
Zidoval
Revisione paritaria di Sid DajaniUltimo aggiornamento di Michael Stewart, MRPharmSUltimo aggiornamento 18 maggio 2023
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Metronidazole vaginal gel is used to treat bacterial vaginosis.
Use one applicatorful at bedtime.
A usual course of treatment lasts for five nights.
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What is metronidazole vaginal gel used for?
Tipo di medicinale | An antibacterial gel |
Utilizzato per | Treatment of bacterial vaginosis |
Chiamato anche | Zidoval® |
Disponibile come | Gel to use in the vagina |
Vaginosi batterica (BV) is a common condition. It is caused by an overgrowth of one type of bacteria in the vagina. The main symptom is a vaginal discharge, often with a noticeable fishy smell. The infection may clear without treatment, or it can be treated with an antibacterial gel such as metronidazole. Metronidazole vaginal gel (sometimes known as BV gel) is applied into the vagina using an applicator.
Metronidazole is also available as a cream/gel to be used on the skin, and as tablets/medicine to take by mouth. There are two separate information leaflets available which provide more information about this, called Metronidazole skin gel and cream e Metronidazole for infection.
Before using metronidazole vaginal gel (BV gel)
Torna ai contenutiSome medicines are not suitable for people with certain conditions, and sometimes a medicine may only be used if extra care is taken. For these reasons, before you start using metronidazole vaginal gel it is important that your doctor knows:
If you are pregnant or breastfeeding. (Although metronidazole is not known to be harmful to a baby, it is still important that you tell your doctor if you are expecting or breastfeeding a baby.)
Se hai mai avuto una reazione allergica a un farmaco o a una preparazione cutanea.
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How to use metronidazole vaginal gel (BV gel)
Torna ai contenutiBefore you start the treatment, read the manufacturer's printed information leaflet from inside the pack. The manufacturer's leaflet will give you more information about metronidazole, and it will also explain how to use the gel and applicator.
Use metronidazole vaginal gel exactly as your doctor tells you to. It is for use in the vagina only.
Use one applicatorful (approximately 5 grams) of gel in the vagina at bedtime. A usual course of treatment lasts for five consecutive days.
If you forget to use the gel, use it as soon as you remember. If you do not remember until the following day, use the gel as normal on your next dose (that is, do not 'double up' the amount you use). Use the gel for the correct number of days in total.
How to fill the applicator and use metronidazole vaginal gel
Remove the cap from the tube of gel.
Attach one of the disposable applicators to the tube (the applicator will screw on to the tube).
Squeeze the tube of gel gently to fill the applicator. When the plunger on the applicator stops moving, the applicator is full.
Unscrew the applicator from the tube, and replace the cap on to the tube.
Gently insert the applicator into your vagina (it may help to lie on your back with your knees bent to do this). Insert the applicator as far as it is comfortable.
Gently push on the plunger of the applicator to empty the gel into your vagina. Then remove the applicator and throw it away (it can be wrapped in toilet paper and disposed of in a waste bin).
Wash your hands afterwards.
Getting the most from your metronidazole vaginal gel (BV gel) treatment
Torna ai contenutiIt is not recommended that metronidazole vaginal gel be used during a monthly period. If you are having your period, ask your doctor when you should start the treatment.
Even if you feel your infection has cleared up, keep using the gel until the course is finished (unless you are told to stop by your doctor). This is to prevent the infection from coming back.
Sexual intercourse during treatment for a vaginal infection is not recommended.
Some women develop thrush (redness and itching around the vagina) after a course of an antibacterial. If you think you have thrush, speak with your doctor or pharmacist for advice.
Drinking alcohol while you are on a course of metronidazole can make you feel dizzy or sick. This is less likely to happen when using metronidazole vaginal gel than with other forms of metronidazole (tablets, for example), but if it does happen, it is best not to drink alcohol.
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Metronidazole vaginal gel (BV gel) side effects and problems
Torna ai contenutiAlong with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The table below contains some of the most common ones associated with metronidazole when used in the vagina. You will find a full list in the manufacturer's information leaflet supplied with your gel. The unwanted effects often improve as your body adjusts to the new medicine, but speak with your doctor or pharmacist if any of the following continue or become troublesome.
Common metronidazole vaginal gel side-effects (these affect fewer than 1 in 10 women) | Cosa posso fare se sperimento questo? |
Irritation and itching | This should improve as your infection is treated |
Mal di testa | Se problematico, chiedi al tuo farmacista di consigliare un antidolorifico adatto |
Sensazione di vertigini | Take care when driving and when using using tools or machines |
Stomach upset or discomfort | Attieniti a pasti semplici - evita cibi ricchi o piccanti |
Unusual taste, lack of appetite | This will soon pass |
Se avverti altri sintomi che ritieni possano essere dovuti al gel, parla con il tuo medico o farmacista.
How to store metronidazole vaginal gel
Torna ai contenutiTenere tutti i medicinali fuori dalla portata e dalla vista dei bambini.
Conservare in un luogo fresco e asciutto, lontano da fonti di calore e luce diretta.
Informazioni importanti su tutti i medicinali
Torna ai contenutiInformazioni importanti su tutti i medicinali
Never use more than the prescribed dose. If you suspect that you or someone else might have swallowed some of this gel by accident, go to the accident and emergency department of your local hospital. Take the container with you, even if it is empty.
Questo medicinale è per te. Non darlo mai ad altre persone, anche se la loro condizione sembra essere la stessa della tua.
Se acquisti dei medicinali, verifica con un farmacista che siano adatti da assumere insieme agli altri tuoi medicinali.
If you are having an operation or any dental treatment, tell the person carrying out the treatment which medicines you are using.
Non conservare medicinali scaduti o indesiderati. Portali alla tua farmacia locale che li smaltirà per te.
Se hai domande su questo medicinale, chiedi al tuo farmacista.
Segnala effetti collaterali di un medicinale o vaccino
Se si verificano effetti collaterali, è possibile segnalarli online tramite il Yellow Card website.

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Ulteriori letture e riferimenti
- Manufacturer's PIL, Zidoval® Vaginal Gel; Mylan Products Ltd, The electronic Medicines Compendium. Dated June 2018.
- Medicinali Completi BNF 89ª Edizione; Associazione Medica Britannica e Società Farmaceutica Reale di Gran Bretagna, Londra.
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Storia dell'articolo
Le informazioni su questa pagina sono scritte e revisionate da clinici qualificati.
Prossima revisione prevista: 17 maggio 2026
18 maggio 2023 | Ultima versione

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