Skip to Content
Here’s what to ask a doctor about hereditary angioedema

Keralac emulsion

Generic Name: urea (you-REE-ah)
Brand Name: Examples include Carmol 40 and Keralac

Keralac emulsion is used for:

Promoting the healing of certain skin conditions (eg, hyperkeratotic conditions). It may also be used for certain other skin conditions (eg, corns; calluses; rough, dry skin) as determined by your doctor.

Keralac emulsion is a debriding agent. It works by helping the breakdown of dead skin and pus, which helps to loosen and shed hard and scaly skin.

Do NOT use Keralac emulsion if:

  • you are allergic to any ingredient in Keralac emulsion

Contact your doctor or health care provider right away if any of these apply to you.

Before using Keralac emulsion:

Some medical conditions may interact with Keralac emulsion. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances

Some MEDICINES MAY INTERACT with Keralac emulsion. Because little, if any, of Keralac emulsion is absorbed into the blood, the risk of it interacting with another medicine is low.

This may not be a complete list of all interactions that may occur. Ask your health care provider if Keralac emulsion may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use Keralac emulsion:

Use Keralac emulsion as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • Keralac emulsion is for external use only.
  • Shake well before using.
  • Wash hands before and after using Keralac emulsion unless your hands are part of the treated area.
  • Apply a small amount of Keralac emulsion to the affected area as directed by your doctor. If you get Keralac emulsion on any skin that is not part of the treated area, wash it off thoroughly.
  • You may cover the affected area unless directed otherwise by your doctor.
  • If you miss a dose of Keralac emulsion, use it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not use 2 doses at once.

Ask your health care provider any questions you may have about how to use Keralac emulsion.

Important safety information:

  • Keralac emulsion is for external use only. Do not get it in the eyes, nose, or mouth. If you get Keralac emulsion in the eyes, rinse them immediately with a generous amount of cool water.
  • Do not apply to broken or severely irritated skin.
  • Do not exceed the recommended dose, use Keralac emulsion for longer than prescribed, or use Keralac emulsion for other skin conditions without checking with your doctor.
  • PREGNANCY and BREAST-FEEDING: If you become pregnant while taking Keralac emulsion, discuss with your doctor the benefits and risks of using Keralac emulsion during pregnancy. It is unknown if Keralac emulsion is excreted in breast milk. If you are or will be breast-feeding while you are using Keralac emulsion, check with your doctor or pharmacist to discuss the risks to your baby.

Possible side effects of Keralac emulsion:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Mild skin irritation; temporary burning, stinging, or itching.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); redness; severe or persistent irritation.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.

Proper storage of Keralac emulsion:

Store Keralac emulsion at room temperature, between 59 and 86 degrees F (15 and 30 degrees C). Protect from freezing. Store away from heat, moisture, and light. Do not store in the bathroom. Keep Keralac emulsion out of the reach of children and away from pets.

General information:

  • If you have any questions about Keralac emulsion, please talk with your doctor, pharmacist, or other health care provider.
  • Keralac emulsion is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.
  • Check with your pharmacist about how to dispose of unused medicine.

This information should not be used to decide whether or not to take Keralac emulsion or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about Keralac emulsion. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to Keralac emulsion. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using Keralac emulsion.

Review Date: November 3, 2016

Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.

Hide