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What is Lamisil Once (Terbinafine) prescribed for?

Fungal infections are a common occurrence throughout the natural world. And within humans, a fungal infection occurs when an invading fungus takes over an area of the body and becomes too much for the immune system to handle. The fungus can live in anything, the air, soil, water, and in plants, as well as humans. And when in humans, in can lead to skin problems like rashes and bumps. Terbinafine, the active ingredient in Lamisil Once, is used to treat athlete’s foot. This medicine is what is known as an antifungal. Taking this medication will ultimately stop the growth of the fungus.

This medication comes in the singular strength of 1%. Remember, your dose is based on your medical background and your overall response to the treatment. If your doctor or pharmacist has given you some information in the form of a pamphlet, take the time to read up on this drug, and if you have any questions or concerns regarding this medication, please consult your doctor.

This medication is to be used on the skin only. Clean and dry the affected area. Then apply a thin layer of the medication on and around the affected area. After spreading the formula onto the skin, a invisible film forms. And it is this film that allows the active ingredient, Terbinafine, to continuously fight the infection of an extended period of days. You do not need to apply any additional product.

This medication is usually used once or as directed to you by your doctor.  While most other treatments take multiply applications, this is only to be applied once, and it has a very short treatment time.

After use, wash your hands. And do not cover, wrap, or bandage the affected area unless otherwise told to do so by your doctor.

Do not apply this medication to any of the following areas; eyes, nose, mouth, or inside the vagina. If you do per chance get the medication within these areas, make sure to flush with plenty of water.

The dosage is based on your medical condition, and your response to the treatment. Do not apply this more often or use longer then directed. It may cause a increase in the risk of side effects.


Before taking this medication, it is best to advise your doctor if you are allergic to Terbinafine, or to any other medications or allergies in general.

Also it is best to notify your doctor of your medical history.

Side Effects

Some side effects may occur while taking this mediation, they are as follows; Burning, irritation, or itching at the application site may occur. However, if these symptoms do persist or worsen, it is best to consult with your doctor.

If you are experiencing any of these rare but very serious side effects, seek medical help right away. The side effects are as follows; blistering/swelling/oozing at the application site.

A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.


What happens if I suddenly stop taking this medication?

There may be a relapse in symptoms as well as side effects. You should speak your doctor before stop taking this medication.


 What is the best dosage to take?

The diagnosis with your doctor will be able to determine the best dosage for your treatment. Work with your doctor closely for dosage and dosing schedules.


 What happens if I miss a dose?

You should take the missed dose as soon as you realize you have forgotten. If the forgotten dose is closer to your next scheduled dose, take the next scheduled dose to avoid overlapping in the dose.


 What is the best way to store this medication?

This medication is stored at room temperature and should be kept away from children and pets. Do not throw away this medication in the wastebasket. If you are uncertain how to dispose of this medication, speak with your pharmacist for help in safely disposing of this medication.

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