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Drug interactions

Aminolevulinic acid + Prochlorperazine

Severity: Moderate

Aminolevulinic acid and Prochlorperazine: moderate interaction.

Last updated

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.

Summary

Prochlorperazine, a phenothiazine, can cause photosensitivity, which may add to the phototoxic reaction caused by oral aminolevulinic acid. This increases the risk of skin and eye injury on light exposure.

What this interaction means in plain words

Aminolevulinic acid and Prochlorperazine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Aminolevulinic acid belongs to Miscellaneous; Prochlorperazine belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive photosensitizing effects of two phototoxic agents.

What to do

Avoid other photosensitizing drugs for the period specified in the aminolevulinic acid labeling and instruct the patient to avoid sunlight and bright indoor light.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Aminolevulinic acid with Prochlorperazine?

MediHelp rates the interaction as moderate. Aminolevulinic acid and Prochlorperazine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Prochlorperazine, a phenothiazine, can cause photosensitivity, which may add to the phototoxic reaction caused by oral aminolevulinic acid. This increases the risk of skin and eye injury on light exposure.

How serious is the interaction between Aminolevulinic acid and Prochlorperazine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid other photosensitizing drugs for the period specified in the aminolevulinic acid labeling and instruct the patient to avoid sunlight and bright indoor light.

What other medicines interact with Prochlorperazine?

MediHelp also lists interactions of Prochlorperazine with, for example, Dronedarone, Ibutilide, Nilotinib. The full list is on the Prochlorperazine page.

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