Package Leaflet: Information for the User
Ketoisdin 20 mg/g Cream
ketoconazole
Read all of this leaflet carefully before you start using this medicine because it contains important information for you.
Contents of the pack
Ketoconazole belongs to a group of medicines called antifungals (medicines used to treat infections caused by fungi and yeasts).
This medicine is indicated in adults for the treatmentof the following superficial skin infections:
Do not use Ketoisdin
Warnings and precautions
Consult your doctor or pharmacist before starting to use Ketoisdin.
For external use only. Contact with the eyes should be avoided. If accidental contact with the eyes occurs, rinse with plenty of water and consult an ophthalmologist if necessary.
If you are using corticosteroids in cream, ointment, or lotion, inform your doctor or pharmacist before starting treatment with this medicine. You can start your treatment with this medicine, but you should not stop applying the corticosteroid from one day to the next. The skin may react and cause redness or itching. Continue your treatment as follows:
In case of an allergic reaction, you should clean the cream from the skin, interrupt the treatment, and go immediately to your doctor.
Children
The safety and efficacy of ketoconazole cream in children have not been established.
Other medicines and Ketoisdin
Tell your doctor or pharmacist if you are using, have recently used, or might use any other medicines.
Pregnancy and breastfeeding
If you are pregnant or breastfeeding, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medicine.
As a precautionary measure, it is preferable to avoid using this medicine during pregnancy and breastfeeding.
Driving and using machines
Given the characteristics of this medicine, no effect on driving or using machines is expected.
Ketoisdincontains propylene glycol, cetyl alcohol, and stearyl alcohol.
This medicine contains 200 mg of propylene glycol per gram. Propylene glycol may cause skin irritation. This medicine contains propylene glycol; do not use on open wounds or large areas of damaged skin (such as burns) without consulting your doctor or pharmacist first. This medicine may cause local skin reactions (such as contact dermatitis) because it contains cetyl alcohol and stearyl alcohol.
Follow exactly the administration instructions of this medicine indicated by your doctor. In case of doubt, consult your doctor or pharmacist again.
This medicine will be applied once or twice a day depending on the type of infection.
The recommended dose is:
For skin infections with brownish-red spots and yellow or white scaling (seborrheic dermatitis), apply Ketoisdin cream once or twice a day.Skin infections usually improve after 2 to 4 weeks.
Normally, you will see signs of improvement after 4 weeks. If this is not the case, talk to your doctor.
Continue using the cream until a few days after all symptoms have disappeared.
Sometimes it is necessary to apply the cream once a week or once every two weeks, even after the skin is completely healed. This prevents the symptoms from coming back.
Elderly patients
There are no specific dosage recommendations for these patients.
Method of administration
For cutaneous use.
Wash and dry the infected skin before applying the medicine. Rub the cream gently into the skin with your fingertips. Do not treat only the infected part; also apply the cream around the affected area. Wash your hands carefully after applying the cream (this is important to avoid infecting other parts of the body or other people).
To open the tube, unscrew the cap and use the top of the cap to pierce the seal of the tube.
If you use more Ketoisdin than you should
If you apply more Ketoisdin than your doctor has indicated, you may feel a certain burning sensation, redness, or swelling that will disappear after stopping treatment.
This medicine should not be ingested. If ingested accidentally, contact your doctor.
In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, phone 91 562 04 20, indicating the medicine and the amount used.
If you forget to use Ketoisdin
Do not apply a double dose to make up for forgotten doses.
If you stop using Ketoisdin
Do not stop treatment without consulting your doctor, as your symptoms may come back or get worse.
If you have any further questions on the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Common side effects (may affect up to 1 in 10 people)
Uncommon side effects (may affect up to 1 in 100 people)
Side effects of unknown frequency (cannot be estimated from the available data)
Reporting of side effects
If you experience any side effects, talk to your doctor or pharmacist, even if it is possible side effects not listed in this leaflet. You can also report side effects directly through the Spanish Pharmacovigilance System for Human Use Medicines: https://www.notificaram.es. By reporting side effects, you can help provide more information on the safety of this medicine.
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date which is stated on the carton and on the tube after EXP. The expiry date is the last day of the month stated.
Store below 25°C
Do not use this medicine if you notice signs of deterioration.
Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help protect the environment.
Composition ofKetoisdin
Appearance and pack contents
White and homogeneous cream.
This medicine is available in 30-gram tubes.
Marketing Authorization Holder
Isdin S.A.
Provençals, 33
08019-Barcelona
Spain
Manufacturer
Kern Pharma, S.L.
Venus, 72 – Pol. Ind. Colón II
08228 Terrassa- Barcelona
Spain
Date of last revision of this leaflet: March 2021
Detailed and updated information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es/
The average price of KETOISDIN 20mg/g CREAM in October, 2025 is around 2.5 EUR. Prices may vary depending on the region, pharmacy, and whether a prescription is required. Always check with a local pharmacy or online source for the most accurate information.