What is Clotrimazole: Uses, Warnings & Interactions

Updated May 16, 2025  •  Published Dec 30, 2020

Clotrimazole is an over-the-counter topical medication used to treat common superficial fungal infections. Most people will purchase and use a clotrimazole cream, but it comes in other topical forms, as well, such as liquid, spray, gel, vaginal cream, or soap. It can take anywhere from a few days to four weeks of continual daily use to eliminate the fungal infection.

Clotrimazole overview

BRAND NAMES:

  • Lotrimin AF Jock Itch, Lotrimin AF Ringworm, 7 Day Vaginal Cream, Alevazol, Clotrimazoil, Clotrimazole 3, Dermatin, Fortinia, Jock-Eze, Micotrin AC, Mycozyl AC, Pedesil, Pro-Ex Antifungal, Trimazole

Generic Names:

  • Clotrimazole

Uses:

  • Treat fungus infections of the skin and mouth including athlete’s foot, jock itch, ringworm, tinea versicolor, and oral thrush (Rx)

Therapeutic Classes:

  • Antifungal

Forms:

  • Cream, solution, ointment, gel, spray, foam, soap, lozenge (Rx)

How it’s taken:

  • On the skin, in the mouth

What is Clotrimazole used for?

Clotrimazole is an OTC topical medication that cures common skin fungal infections such as athlete’s foot, jock itch, and ringworm. Some products treat vaginal yeast infections, but make sure the product is clearly marked as a vaginal yeast medication before using it in the vagina. Prescription-only clotrimazole lozenges can treat yeast infections in the mouth and throat. Do not put other clotrimazole products in the mouth.

What form(s) does Clotrimazole come in

  • Topical cream, solution, ointment, gel, spray, soap

    • 1%

  • Vaginal cream

    • 1%

    • 2%

  • Lozenge (Rx)

    • 10 mg

What are common Clotrimazole doses?

  • For athlete’s foot: Apply to the affected area twice daily for four weeks

  • For jock itch: Apply to the affected area twice daily for two weeks

  • For ringworm: Apply to the affected area twice daily for four weeks

  • For vaginal yeast infections: Insert one applicatorful of cream into the vagina at bedtime for three (2%) or seven (1%) consecutive days

  • For the treatment of oral thrush: Allow one lozenge to dissolve in the mouth five times daily for 14 consecutive days

  • For the prevention of oral thrush during radiation therapy, chemotherapy, or steroid treatment: Allow one lozenge to dissolve in the mouth three times daily for the duration of therapy

Common Clotrimazole prescriptions

  • Clotrimazole
    10ml of 1% bottle

  • Clotrimazole
    29.57ml of 1% bottle

  • Clotrimazole
    30ml of 1% bottle

  • Clotrimazole
    10mg troche

  • Clotrimazole
    14.17gm of 1% tube

  • Clotrimazole
    14.2gm of 1% tube

  • Clotrimazole
    15gm of 1% tube

  • Clotrimazole
    28gm of 1% tube

  • Clotrimazole
    29gm of 1% tube

  • Clotrimazole
    30gm of 1% tube

  • Clotrimazole
    45gm of 1% tube

  • Clotrimazole
    15gm of 1% tube of cream

  • Clotrimazole
    30gm of 1% tube of cream

  • Clotrimazole
    45gm of 1% tube of cream

How to take Clotrimazole

  • Follow the instructions on the package label if you are using this medicine without a prescription.

  • Wash your hands with soap and water before and after you use this medicine.

  • Apply clotrimazole doses for as long as the instructions tell you to even if symptoms clear up completely.

  • Use topical clotrimazole on the skin only. 

    • Do not use it on the scalp or nails. 

    • Do not get the medicine in your eyes, nose, mouth, or vagina.

    • Do not apply to skin with cuts or scrapes.

    • Doses are applied twice daily.

    • Wash and dry the skin before applying the cream, gel, ointment, or spray.

    • Apply or spray a thin layer of topical clotrimazole over the affected area.

    • For athlete’s foot, pay special attention to cover the areas under and between the toes.

    • Clotrimazole soap can be used on the entire body, but make sure to focus on the areas of the skin that are infected.

    • Store clotrimazole products at room temperature.

  • Use vaginal clotrimazole in or around the vagina only. 

    • Use the applicator to insert vaginal clotrimazole cream into the vagina.

    • Use your fingertip to apply the cream from the tube to itchy, irritated skin outside the vagina.

    • Insert one applicatorful of cream into the vagina before bedtime for three consecutive days (2% cream) or seven consecutive days (1% cream). 

    • If needed, the external cream should be applied twice daily to the affected skin outside the vagina for seven consecutive days.

    • Do not use tampons, douches, spermicides, or other vaginal products when using vaginal clotrimazole cream.

    • Do not have sexual intercourse on the days you are using vaginal clotrimazole cream.

    • Store the cream at room temperature.

  • Use clotrimazole lozenges in the mouth only. 

    • Do not bite or swallow the lozenge.

    • Allow the lozenge to slowly dissolve in the mouth so that the medicine can cover the surfaces of the mouth and throat.

    • Store the lozenges at room temperature. Do not freeze.

What to do if you miss a dose of Clotrimazole

  • For topical clotrimazole, take a missed dose as soon as you remember. 

  • If it is almost time for your next dose, wait until then and take a regular dose. 

  • For vaginal clotrimazole, ask a healthcare provider how to handle a missed dose.

    • Doses should be inserted at bedtime. This medicine may not work as well if doses are missed or taken during the day.

  • For clotrimazole lozenges, ask the prescriber how to handle a missed dose since doses are taken every three hours.

  • Do not take extra medicine to make up for a missed dose.

Clotrimazole contraindications

  • This medicine is not right for everyone.

  • Do not use clotrimazole:

    • If you have had an allergic reaction to the drug

    • On a child younger than 2 years of age, unless approved by a doctor

  • Do not use clotrimazole vaginal cream:

    • If you have never in your life been diagnosed with a vaginal yeast infection—see a doctor first

    • On a child younger than 12 years of age, unless approved by a doctor

Clotrimazole warnings

  • Before using clotrimazole, talk to a doctor if you are pregnant or breastfeeding.

  • Before using vaginal clotrimazole, talk to a doctor if you have:

    • Vaginal itching or discomfort for the first time

    • Frequent vaginal yeast infections

    • Foul-smelling vaginal discharge

    • Lower abdominal, back, or shoulder pain

    • Fever, chills, nausea, or vomiting

    • Been exposed to HIV

  • Stop using this medicine if:

    • Symptoms do not get better or worsen after seven days (topical clotrimazole) or three days (vaginal clotrimazole)

    • You experience skin irritation, rash, or hives

  • The liquid and spray forms of this medicine might be flammable. Keep them away from high heat and open flames at all times.

  • Do not inhale the aerosol spray. Do not puncture, break, or burn the aerosol can.

  • Condoms and diaphragms may break more easily when vaginal clotrimazole cream is being used.

  • Keep this medication out of the reach of children.

  • Clotrimazole lozenges can cause liver dysfunction. The prescriber will need regular blood tests to monitor liver function. Keep all appointments.

Clotrimazole interactions

  • You should not use other medicines on the same area of skin unless your doctor tells you to.

  • Do not put cosmetics or skin care products on the treated skin.

Clotrimazole side effects

Serious side effects

  • Redness or swelling on the application site

  • Liver dysfunction (lozenges)

Less serious side effects

  • Skin irritation

  • Vaginal irritation or pain

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