Drug interactions
aminolevulinic acid + glimepiride-pioglitazone
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Overview
Oral aminolevulinic acid causes photosensitivity, and sulfonylureas such as glimepiride and pioglitazone may also cause photosensitivity. Additive phototoxic skin reactions are possible.
Mechanism of action
Additive photosensitizing effects of the drugs.
Clinical management
Avoid sun and bright light exposure for the period specified in the aminolevulinic acid labeling. Consider holding the antidiabetic drug only if clinically feasible, otherwise ensure strict photoprotection.
Drug reference
Frequently asked questions
Can I take aminolevulinic acid with glimepiride-pioglitazone?
The interaction is rated: Moderate. Oral aminolevulinic acid causes photosensitivity, and sulfonylureas such as glimepiride and pioglitazone may also cause photosensitivity. Additive phototoxic skin reactions are possible.
How serious is the interaction between aminolevulinic acid and glimepiride-pioglitazone?
The interaction is rated: Moderate. Evidence level: Low.
How is the interaction between aminolevulinic acid and glimepiride-pioglitazone managed?
Avoid sun and bright light exposure for the period specified in the aminolevulinic acid labeling. Consider holding the antidiabetic drug only if clinically feasible, otherwise ensure strict photoprotection.
Why do aminolevulinic acid and glimepiride-pioglitazone interact?
Additive photosensitizing effects of the drugs.
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