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Nizoral is a pharmaceutical shampoo containing ketoconazole, which is the anti-fungal active ingredient. Nizoral shampoo should be used for treatment and prevention of dandruff and certain fungal infections of the skin, such as Pityriasis versicolor and seborrheic dermatitis.
Many people are asking us how to use Nizoral shampoo, as the instructions on the web (eg. Amazon) are very unclear. The instructions say the following: Use every 3 – 4 days for up to 8 weeks. What does that actually mean? The AntiDandruff.net team investigated the matter further. Some types of usage and dosage are described below.
Use and dosage of Nizoral Anti-Dandruff Shampoo
Apply the shampoo directly on the affected part of the skin or scalp and rinse thoroughly with water after 3 to 5 minutes. Continue the treatment for several days after the cessation of all characters to prevent recurrent of disease. If the symptoms of your illness still persist you should consult your doctor or pharmacist.
- Pityriasis versicolor: Use Nizoral 1x per day for 5 days.
- Seborrheic dermatitis and dandruff: Use the shampoo 2x per week for 2 to 4 weeks.
- Pityriasis versicolor: Start using the shampoo before the start of summer 1x per day for 3 consecutive days.
- Seborrheic dermatitis and dandruff: Use the shampoo preventively 1x per week or every 14 days.
Possible side effects
Like all medicines, Nizoral healing shampoo can cause side effects.
Occasional side effects:
- Infection of the hair follicle,
- increased lacrimation,
- hair loss, dry skin, abnormal hair texture, rashes, skin burning sensation.
Rare side effects:
- change in taste,
- eye irritation, acne, inflammatory skin reaction (contact dermatitis), skin peeling.