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  • Basic Info
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Generic: aminolevulinic acid topical
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It is a light sensitizing drug that is used in photodynamic therapy (PDT)
               



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What is this medicine?

AMINOLEVULINIC ACID (a MEE noe LEV ue LIN ik AS id) is a light sensitizing drug that is used in photodynamic therapy (PDT). PDT is used to treat many types of skin conditions including actinic keratosis and certain types of skin cancer. PDT is a two- step process that requires application of a drug and then exposure to a certain type of light.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • bleeding disorders
  • conditions that make you sensitive to light or sunlight
  • porphyria
  • an unusual or allergic reaction to aminolevulinic acid, porphyrins, other medicines, foods (especially peanuts or almonds), dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast- feeding

How should I use this medicine?

In the first step of photodynamic therapy (PDT), the medicine is applied by a trained health care professional to the affected areas of the skin. Fourteen to eighteen hours after application of the medicine, the treated area is exposed to a special blue light for about 17 minutes. The treatment may be repeated in 8 weeks.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

What if I miss a dose?

It is important not to miss a scheduled appointment. The timing of the application of the drug determines when the light treatment may be given. If you miss a scheduled appointment, contact your doctor or health care professional as soon as possible. If you are not exposed to the blue light, continue to avoid exposure to sunlight or prolonged bright light for at least 40 hours.

What may interact with this medicine?

This medicine will make you sensitive to the sun. This effect may be increased by other medicines that also cause sensitivity to the sun such as:
  • certain diuretics
  • griseofulvin
  • medicines including sulfa or tetracycline antibiotics
  • medicines for depression, anxiety, or psychotic disturbances
  • vitamin A and vitamin A- like medicines and creams
  • vitamin E

               
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