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Carb-O-Lac5 (topical)

Generic Name: ammonium lactate and urea (topical) (a MOE nee um LAK tate and YOO ree a TOP i kal)
Brand Name: Carb-O-Lac HP, Carb-O-Lac5, Ultralytic, Ultralytic 2

Medically reviewed on May 4, 2018

What is Carb-O-Lac5 topical?

Ammonium lactate is a moisturizer.

Urea loosens thick or scaly skin cells and allows them to shed.

The combination of ammonium lactate and urea topical (for the skin) is used to treat rough or scaly skin caused by such conditions as eczema or psoriasis. Carb-O-Lac5 will also help soften cracked skin or calluses.

Carb-O-Lac5 may also be used for purposes not listed in this medication guide.

Important Information

You should not use this medication if you have ever had an allergic reaction to ammonium lactate or urea.

Before using this medication, tell your doctor about any other medications you are using on your skin.

Use this medication exactly as it was prescribed for you. Do not use the medication in larger amounts, or use it for longer than recommended by your doctor.

Apply Carb-O-Lac5 to the skin in the amount your doctor has prescribed for you. Rub the medicine in gently until it is completely absorbed.

Avoid getting this medication in your eyes, nose, mouth, or on your lips. If this does happen, rinse with water.

Avoid exposure to sunlight or tanning beds. This medicine can make you sunburn more easily. Wear protective clothing and use sunscreen (SPF 30 or higher) when you are outdoors.

Avoid using skin products that can cause irritation, such as harsh soaps or skin cleansers, or skin products with alcohol, spices, astringents, or lime. Avoid using other medications on the areas you treat with Carb-O-Lac5 unless your doctor tells you to.

Before taking this medicine

You should not use this medication if you have ever had an allergic reaction to ammonium lactate or urea.

Before using this medication, tell your doctor about any other medications you are using on your skin.

FDA pregnancy category C. It is not known whether Carb-O-Lac5 will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.

It is not known whether ammonium lactate and urea passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

How should I use Carb-O-Lac5?

Use exactly as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.

Apply Carb-O-Lac5 to the skin in the amount your doctor has prescribed for you. Rub the medicine in gently until it is completely absorbed.

Store at room temperature away from moisture and heat. Do not freeze.

What happens if I miss a dose?

Use the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not use extra medicine to make up the missed dose.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking Carb-O-Lac5?

Avoid getting this medication in your eyes, nose, mouth, or on your lips. If this does happen, rinse with water.

Avoid exposure to sunlight or tanning beds. Carb-O-Lac5 can make you sunburn more easily. Wear protective clothing and use sunscreen (SPF 30 or higher) when you are outdoors.

Avoid using skin products that can cause irritation, such as harsh soaps or skin cleansers, or skin products with alcohol, spices, astringents, or lime. Avoid using other medications on the areas you treat with Carb-O-Lac5 unless your doctor tells you to.

Carb-O-Lac5 side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Less serious side effects may include:

  • stinging;

  • burning;

  • itching; or

  • other skin irritation.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

See also: Side effects (in more detail)

What other drugs will affect Carb-O-Lac5?

There may be other drugs that can interact with Carb-O-Lac5. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.

Further information

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

More about Carb-O-Lac5 (ammonium lactate / urea topical)

Consumer resources

Other brands: Carb-O-Lac HP, Kerasal Ultra 20, Ultralytic, Ultralytic 2

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