This medication is used to treat a variety of fungal skin infections such as ringworm, athlete's foot, and jock itch. This medication is also used to treat a skin condition known as pityriasis (tinea versicolor), a fungal infection that causes a lightening or darkening of the skin of the neck, chest, arms, or legs. Terbinafine is an antifungal that works by preventing the growth of fungus.
How to use Lamisil 1 % Topical Spray, Non-Aerosol
Use this medication on the skin only. Clean and thoroughly dry the area to be treated. Apply enough medication to wet the skin on and around the affected area, usually once or twice daily as directed on the product package. If you are uncertain about any of the information, consult your doctor or pharmacist. If your doctor has prescribed this medication to you, then use as directed. Wash your hands after using unless the area being treated includes the hands. Do not wrap, cover, or bandage the area unless directed to do so by your doctor.
Do not use this medication on the scalp or nails unless otherwise directed by your doctor.
Do not use the spray form of this medication on the face.
The dosage and length of treatment depends on the type of infection being treated.
Do not apply more often or use longer than directed. This may increase the risk of side effects.
Use this medication regularly to get the most benefit from it. To help you remember, use it at the same time(s) each day.
Continue to use this medication as directed until the full treatment period is finished, even if symptoms disappear after a few days. Stopping the medication too early may result in a return of the infection.
Your condition may continue to improve after stopping the medication as directed. Inform your doctor if your condition worsens or does not improve after 1 week of treatment.
If your doctor has prescribed this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if any of these unlikely but serious side effects occur: blistering/swelling/oozing at the application site.
A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any of the following symptoms of a serious allergic reaction: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Before using terbinafine, tell your doctor or pharmacist if you are allergic to it; or to other allylamine antifungals (e.g., naftifine); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
This medicine may be harmful if swallowed. If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.
Do not share this medication with others.
If your doctor has directed you to use this medication, use it for your current condition only. Do not use it later for another infection unless your doctor tells you to.
If you are treating athlete's foot, make sure to wear well-fitting, ventilated shoes. Also, change shoes and socks at least once daily.
When this medication is used to treat pityriasis, your normal skin color may not return right away. It may take several months after treatment is completed for your natural skin color to return.
If you miss a dose, use it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Use your next dose at the regular time. Do not double the dose to catch up.
Store the U.S. product at room temperature between 46-77 degrees F (8-25 degrees C) away from heat and open flame. Do not puncture the bottle. Do not refrigerate.
Store the Canadian product between 59-86 degrees F (15-30 degrees C) away from heat.
Keep all medications away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.Information last revised April 2019. Copyright(c) 2019 First Databank, Inc.
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