Kerydin

Kerydin is a prescription medication used to treat fungal infections of the toenails.

Kerydin belongs to a group of drugs called called antifungals. These work by stopping the growth of fungi.

This medication comes in topical solution form and is applied topically to the affected toenail(s), once a day. 

Common side effects of Kerydin include skin peeling, ingrown toenail, redness, itching, and swelling. 

Kerydin is a prescription medication used to treat fungal infections of the toenails due to Trichophyton rubrum or Trichophyton mentagrophytes.

This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.

Use this medication exactly as prescribed by your doctor. Follow the directions on your prescription label carefully.

The recommended dose of Kerydin (tavaborole) is one application once a day to affected toenail(s) for 48 weeks.

Serious side effects have been reported with Kerydin including the following:

Inform a health care professional if the area of application shows signs of persistent irritation such as redness, itching, and swelling.

Kerydin is for topical use only. Do NOT take by mouth. Do NOT insert Kerydin into the eye or vagina.

Kerydin is flammable. Avoid heat and flame while applying Kerydin to your toenail.

Do not use Kerydin if you are allergic to Kerydin or to any of its ingredients.

Serious side effects have been reported with Kerydin. See the “Kerydin Precautions” section.

Common side effects of Kerydin include the following:

• irritation at the treated site
• skin peeling
• ingrown toenail
• redness
• itching
• swelling

This is not a complete list of Kerydin side effects. Ask your doctor or pharmacist for more information.

Tell your doctor if you have any side effect that bothers you or that does not go away.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

No drug interactions have been listed by the manufacturer. However, you should tell your doctor about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements. Not all drug interactions are known or reported and new drug interactions are continually being reported.

Tell your doctor if you are pregnant or plan to become pregnant.

The FDA categorizes medications based on safety for use during pregnancy. Five categories - A, B, C, D, and X, are used to classify the possible risks to an unborn baby when a medication is taken during pregnancy.

Kerydin falls into category C. There are no well-controlled studies that have been done in pregnant women. Kerydin should be used during pregnancy only if the possible benefit outweighs the possible risk to the unborn baby.

Tell your doctor if you are breastfeeding or plan to breastfeed.

It is not known if Kerydin crosses into human milk. Because many medications can cross into human milk and because of the possibility for serious adverse reactions in nursing infants with use of this medication, a choice should be made whether to stop nursing or stop the use of this medication. Your doctor and you will decide if the benefits outweigh the risk of using Kerydin.