Gleolan Side Effects

Generic name: aminolevulinic acid

Medically reviewed by Drugs.com. Last updated on Feb 8, 2024.

Note: This document provides detailed information about Gleolan Side Effects associated with aminolevulinic acid. Some dosage forms listed on this page may not apply specifically to the brand name Gleolan.

Applies to aminolevulinic acid: oral powder for reconstitution.

Important warnings This medicine can cause some serious health issues

For 48 hours after taking aminolevulinic acid, you will need to protect your skin from light, both sunlight and bright indoor light.

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

Your caregivers will watch you closely to make sure you do not have an allergic reaction, and to treat a reaction if it does occur.

Many side effects can occur up to 6 weeks after you took aminolevulinic acid (the active ingredient contained in Gleolan) Call your doctor at once if you have:

• a light-headed feeling, like you might pass out;

• skin redness or swelling, raised red areas;

• skin rash, itching, or blistering;

• a seizure;

• chills; or

• trouble speaking or understanding what is said to you.

Common side effects may include:

• nausea, vomiting, diarrhea; or

• abnormal liver function tests (for up to 6 weeks after taking aminolevulinic acid).

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

Further information

Gleolan side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.

Medical Disclaimer