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What is Terbinafine HCl: Uses, Warnings & Interactions

Updated Sep 24, 2021  •  Published Sep 24, 2021

Terbinafine HCl overview

BRAND NAMES:

  • Antifungal, Athlete's Foot Cream, Good Neighbor Pharmacy Terbinafine Hydrochloride, Good Sense Terbinafine HCl, Jock Itch Cream, LamISIL AT, LamISIL AT Athlete's Foot, LamISIL AT Cream For Jock Itch, Leader Athlete's Foot, Leader Athlete's Foot AF, Sunmark Athlete's Foot Cream

Generic Names:

  • Terbinafine Hcl

Uses:

  • Treats a fungus infection on your skin, including tinea pedis ("athlete's foot"), tinea corporis ("ringworm"), and tinea cruris ("jock itch").

Therapeutic Classes:

  • Antifungal

Forms:

  • Cream, Spray, Liquid

How it’s taken:

  • On the skin

What is Terbinafine HCl used for?

Lamisil AT is a prescription-only medication that is used to treat fungal infections on the skin including athlete’s foot, jock itch and ringworm. Lamisil AT works by prevents the growth of fungi on the skin. This medication is available as a topical cream, topical gel and topical spray.

What form(s) does Terbinafine HCl come in

  • Cream

  • Spray

  • Liquid

What are common Terbinafine HCl doses?

  • Tube 12GM of 1%

How to take Terbinafine HCl

  • Your doctor will tell you how much of this medicine to apply and how often. Do not use more medicine or apply it more often than your doctor tells you to.

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

  • Topical application routeUse this medicine only on your skin. Rinse it off right away if it gets on a cut or scrape. Do not get the medicine in your eyes, nose, or mouth.

  • This medicine should not be used in the vagina.

  • Before using this medicine, use soap and water to wash the skin where you will use the medicine. Dry your skin with a clean towel.

  • Put a thin layer of the cream over the infected area and rub it in gently.

  • Use enough liquid to cover the infected skin and the healthy skin around the infection.

  • Do not use the spray on your face.

  • Use the medicine on both feet if you have athlete's foot.

  • Topical application routeDo not cover the treated area with a bandage unless directed by your doctor.

  • Take all of the medicine in your prescription to clear up your infection, even if you feel better after the first few doses.

  • Topical application routeWash your hands with soap and water before and after you use this medicine.

What to do if you miss a dose of Terbinafine HCl

  • Use your medicine as soon as possible unless it is almost time for your next dose.

  • Skip the missed dose if it is almost time for your next regular dose.

  • You should not use two doses at the same time.

Terbinafine HCl contraindications

  • You should not use this medicine if you have had an allergic reaction to terbinafine.

Terbinafine HCl warnings

  • If you are pregnant or breastfeeding, talk to your doctor before using this medicine.

  • Call your doctor if your symptoms do not improve or if they get worse.

  • This medicine will only treat certain kinds of infections. Use the medicine as your doctor ordered. You should not use the medicine to treat other conditions such as diaper rash or vaginal infections.

Terbinafine HCl interactions

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

  • Call your doctor if your symptoms do not improve or if they get worse.

  • This medicine will only treat certain kinds of infections. Use the medicine as your doctor ordered. You should not use the medicine to treat other conditions such as diaper rash or vaginal infections.

Terbinafine HCl side effects

Serious Side Effects

  • Itching, rash, swelling, blisters, or redness that were not there before you used this medicine

Less Serious Side Effects

  • Stinging, burning, or dryness where medicine is put on