What is Levulan Kerastick: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Dec 30, 2020

Levulan Kerastick overview

BRAND NAMES:

  • Levulan Kerastick, Ameluz

Generic Names:

  • Levulan Kerastick

Uses:

  • Treats wart-like lesions (actinic keratoses).

Therapeutic Classes:

  • Photosensitizing Agent

Forms:

  • Gel/Jelly, Liquid, Stick

How it’s taken:

  • On the skin

What is Levulan Kerastick used for?

What form(s) does Levulan Kerastick come in

  • Gel/Jelly

  • Liquid

  • Stick

What are common Levulan Kerastick doses?

  • Solution Reconstituted 20%

How to take Levulan Kerastick

  • You will receive this medicine in a clinic or doctor's office.

  • A nurse or other trained health professional will apply the medicine. The next day, or several hours later, you will be treated with a blue or red light.

  • This medicine is applied on your lesions or on the skin around the lesions. Do not get any of it into your eyes, nose, or mouth. Rinse it off right away if it does get on these areas.

  • After treatment with this medicine, stay out of the sun or bright light as much as possible. Wear protective clothing when you go outside.

  • This medicine is applied on your lesions or on the skin around the lesions. Do not get any of it into your eyes, nose, or mouth. Rinse it off right away if it does get on these areas.

  • A nurse or other trained health professional will apply the medicine. The next day, or several hours later, you will be treated with a blue or red light.

  • After treatment with this medicine, stay out of the sun or bright light as much as possible. Wear protective clothing when you go outside.

  • You will receive this medicine in a clinic or doctor's office.

What to do if you miss a dose of Levulan Kerastick

Levulan Kerastick contraindications

  • This medicine is not right for everyone. You should not receive it if you had an allergic reaction to aminolevulinic acid, porphyrins, or soybean phosphatidylcholine, or if you have porphyria or skin that is sensitive to sunlight.

Levulan Kerastick warnings

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.

  • Tell your doctor if you are pregnant or breastfeeding, or if you have bleeding or blood clotting problems.

  • This medicine may cause the following problems:Temporary memory lossChanges in vision

  • This medicine may make your skin more sensitive to sunlight. Wear sunscreen. Do not use sunlamps or tanning beds.

  • Call your doctor if your symptoms do not improve or if they get worse.

Levulan Kerastick interactions

  • Some medicines can affect how aminolevulinic acid works. Tell your doctor if you are using any of the following: St. John's wortDiuretic (water pill)Medicine to treat infection (including ciprofloxacin, doxycycline, griseofulvin, levofloxacin, minocycline, moxifloxacin, tetracyclines, trimethoprim/sulfamethoxazole)Oral diabetes medicine (including glimepiride, glipizide, glyburide)Phenothiazine medicine (including chlorpromazine, prochlorperazine, promethazine)Sulfa drugs

  • This medicine may cause the following problem:Changes in vision

  • This medicine may make your skin more sensitive to sunlight. Wear sunscreen. Do not use sunlamps or tanning beds.

  • Call your doctor if your symptoms do not improve or if they get worse.

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.

Levulan Kerastick side effects

Serious Side Effects

  • Blurred vision, changes in vision, increased sensitivity of the eyes to sunlight

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Bleeding, blistering, or oozing of treated areas

  • Swelling of the eyelids

  • Problems with memory

Less Serious Side Effects

  • Changes in color of treated skin

  • Stinging, burning, redness, tingling, or itching skin

  • Flaking, pain, peeling, itching rash, breaking down of the skin

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