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Ask A Skin Doctor: Tinea Cruris

Dear Doctor

I have frequent itching on the inner aspect of my thighs and on the pirineal region. There are such rough dark patches on the skin. Applying some prickly heat powder gives a transient relief. Now it has spread to the cirucumference of the anus. Can you help me with it. Im 19 yrs old(male)

tinea cruris

Dear Patient

This skin condition is known as Tinea cruris and it is a fungal infection. The treatment for Tinea Cruris includes:

1. Antifungal Creams and Powders

Antifungal creams that are applied on the skin to treat T. cruris include:

1% Clotrimazole cream (Lotrimin) is applied twice a day for four weeks. Other antifungal creams that are used include Terbinafine (Lamisil) and Ketoconazole (Nizoral).

Antifungal powders are also used since they absorb the sweat and control the fungi especially during hot days. Examples include Miconazole powder which is used once or twice a day.


2. Antifungal Tablets

Antifungal taken by mouth to treat T. cruris include:

Terbinafine (Lamisil)

Itraconazole (Sporanox)



3. Treating Concommitant Fungal Infections

All fungal infections on the body like on the hands (Tinea manuum), feet (Tinea pedis) and nails (Tinea unguium) should also be treated.

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