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The eMC  

Last Updated 16 Jun 2015

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Nizoral 2% shampoo

Nizoral (ny-zor-ral) is a medicine which is used in fungal foot infections, fungal infections, fungal skin infections and seborrhoeic dermatitis. Nizoral contains ketoconazole. It is supplied by Janssen-Cilag Ltd.

The information in this Medicine Guide for Nizoral varies according to the condition being treated and the particular preparation used.

There are 2 preparations of Nizoral available. If Nizoral 2% shampoo is not the preparation you are looking for, please select from the drop down list below.

Select your preparation (type) of Nizoral

Nizoral 2% shampoo

Information specific to Nizoral 2% shampoo when used in fungal infections (skin)

Your medicine

Nizoral is used in the treatment and prevention of fungal skin infections such as dandruff, seborrhoeic dermatitis or pityriasis versicolor. It works by killing the fungus that has caused the infection.

If you are using Nizoral to prevent pityriasis versicolor you should use it before you are exposed to sunshine. For more information talk to your prescriber.

Other information about Nizoral:

  • if you have been using topical corticosteroids for a long time when you start to use Nizoral shampoo, your prescriber will take steps to gradually reduce the dose of the corticosteroids over two to three weeks. This will stop your condition flaring up while Nizoral shampoo starts to work

Do not share your medicine with other people. It may not be suitable for them and may harm them.

The pharmacy label on your medicine tells you how much medicine you should use. It also tells you how often you should use your medicine. This is the dose that you and your prescriber have agreed you should use. You should not change the dose of your medicine unless you are told to do so by your prescriber.

If you feel that the medicine is making you unwell or you do not think it is working, then talk to your prescriber.

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When to take your medicine

Some medicines work best if they are taken at a specific time of day. Getting the most from your medicine can also be affected by the times at which you take other medicines.

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How to take your medicine

Some medicines have specific instructions about how to take them. This is because they work better when taken correctly. These instructions can include getting the right dose and special instructions for preparing the medicine.

In the case of Nizoral:

  • detailed advice on how to use Nizoral can be found in the Patient Information Leaflet that comes with this medicine
  • wash the affected skin with the shampoo and leave it on for three to five minutes before rinsing thoroughly
  • this medicine is for external use only. Take care not to get the shampoo in your eyes. If you accidentally get Nizoral in your eyes, rinse your eyes with water

If you are having problems taking this medicine, you should talk to your prescriber or pharmacist. They may be able to give you advice on other ways to take your medicine or other medicines that are easier for you to take.

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Taking too much of your medicine

Taking extra doses of some medicines can be harmful. In some cases even one extra dose can cause you problems. If you take extra doses of your medicine, you must get medical advice immediately. This is because the effects of taking too much medicine are very complex so it is very important that you seek medical advice.

Contact your prescriber, pharmacist, specialist clinic or call 111 for advice.

Make sure you take all of your medicine containers with you if you are advised to go to hospital.

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Stopping your medicine

If you are not having any problems with this medicine, do not stop using it unless you have completed the course or you are advised to stop using it by your prescriber.

If you are in any doubt, contact your prescriber, pharmacist, specialist clinic or call 111.

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Looking after your medicine

The instructions on how you should keep your medicine are on the pharmacy label. You should keep your medicine in the original container. This will help to keep your medicine in the best condition and also allow you to check the instructions. Do not take the medicine if the packaging appears to have been tampered with or if the medicine shows any signs of damage. Make sure that the medicine is out of the sight and reach of children.

In the case of Nizoral:

  • do not store in temperatures above 25°C

You must not take the medicine after the expiry date shown on the packaging. If you have any unused medicine, return it to your pharmacist who will dispose of it safely.

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Whether this medicine is suitable for you

Nizoral is not suitable for everyone and some people should never use it. Other people should only use it with special care. It is important that the person prescribing this medicine knows your full medical history.

Your prescriber may only prescribe this medicine with special care or may not prescribe it at all if you:

Furthermore the prescriber may only prescribe this medicine with special care or may not prescribe it at all for a child.

Over time it is possible that Nizoral can become unsuitable for some people, or they may become unsuitable for it. If at any time it appears that Nizoral has become unsuitable, it is important that the prescriber is contacted immediately.

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A medicine is only made available to the public if the clinical trials have shown that the benefits of taking the medicine outweigh the risks.

Once a medicine has been licensed, information on the medicine's effects, both intended and unintended, is continuously recorded and updated.

Some side-effects may be serious while others may only be a mild inconvenience.

Everyone's reaction to a medicine is different. It is difficult to predict which side-effects you will have from taking a particular medicine, or whether you will have any side-effects at all. The important thing is to tell your prescriber or pharmacist if you are having problems with your medicine.

Uncommon: More than 1 in 1000 people who use Nizoral

Rare: More than 1 in 10,000 people who use Nizoral

The frequency of these side-effects is unknown

If you feel unwell or if you have concerns about a side-effect, you will need to seek advice. If you feel very ill, get medical help straight away. Contact your prescriber, pharmacist, nurse or call 111.

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Taking other medicines

There are no known important interactions between Nizoral and other medicines. If you experience any unusual symptoms while using Nizoral and other medicines you should tell your prescriber.

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Complementary preparations and vitamins

Medicines can interact with complementary preparations and vitamins. In general, there is not much information available about interactions between medicines and complementary preparations or vitamins.

If you are planning to take or are already taking any complementary preparations and vitamins you should ask your prescriber whether there are any known interactions with Nizoral.

Your prescriber can advise whether it is appropriate for you to take combinations that are known to interact. They can also discuss with you the possible effect that the complementary preparations and vitamins may have on your condition.

If you experience any unusual effects while taking this medicine in combination with complementary preparations and vitamins, you should tell your prescriber.

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Driving and operating machinery

When taking any medicine you should be aware that it might interfere with your ability to drive or operate machinery safely.

Like all medicines Nizoral can cause side effects. You should see how this medicine affects you and then judge if you are safe to drive or operate machinery. If you are in any doubt, talk to your prescriber.

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Medicines can interact with certain foods. In some cases, this may be harmful and your prescriber may advise you to avoid certain foods.

In the case of Nizoral:

  • there are no specific foods that you must exclude from your diet when using Nizoral
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Alcohol can interact with certain medicines.

In the case of Nizoral:

  • there are no known interactions between alcohol and Nizoral
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Family planning and pregnancy

Most medicines, in some way, can affect the development of a baby in the womb. The effect on the baby differs between medicines and also depends on the stage of pregnancy that you have reached when you take the medicine.

You need to discuss your specific circumstances with your doctor to weigh up the overall risks and benefits of taking this medicine. You and your doctor can make a decision about whether you are going to take this medicine during pregnancy.

If the decision is that you should not have Nizoral, then you should discuss whether there is an alternative medicine that you could take during pregnancy.

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Certain medicines can pass into breast milk and may reach your baby through breast-feeding.

If you are breast-feeding your doctor will weigh up the overall risks and benefits of you having this medicine and decide what is best for you and your baby. You should only breast-feed your baby while having this medicine on the advice of your doctor.

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Ingredients of your medicine

Medicines contain active ingredients. They may also contain other, additional ingredients that help ensure the stability, safety and effectiveness of the medicine. They are also added to improve the medicine's appearance and to make it easier to use. Some may be used to prolong the life of the medicine.

Nizoral contains:

  • coconut fatty acid diethanolamide
  • concentrated hydrochloric acid
  • disodium monolauryl ether sulphosuccinate
  • erythrosine sodium
  • imidurea
  • laurdimonium hydrolysed animal collagen
  • macrogol 120 methyl glucose dioleate
  • purified water Ph.Eur
  • sodium chloride
  • sodium hydroxide
  • sodium lauryl ether sulfate

If you are not able to take any of the ingredients in your medicine, talk to your prescriber or pharmacist to see if they can suggest an alternative medicine. If you have reacted badly to Nizoral before, do not use Nizoral. Talk to your prescriber, pharmacist or nurse as soon as possible.

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Nizoral, Version 27, last updated 16 Jun 2015