Drug interactions
Amlodipine + Porfimer
Severity: Minor
Amlodipine and Porfimer: minor 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
Porfimer is a photosensitizer used in photodynamic therapy. Calcium channel blockers have been proposed to reduce its effect, but the mechanism is unclear and clinical data are lacking.
What this interaction means in plain words
Amlodipine and Porfimer have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Amlodipine belongs to Cardiovascular; Porfimer belongs to Miscellaneous.
Why it happens
Not established; possible vascular effects of calcium channel blockers could reduce photodynamic efficacy.
What to do
No routine change is required; assess treatment response after photodynamic therapy.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Amlodipine
- Amifostine + Amlodipine Major
- Amlodipine + Ombitasvir / paritaprevir / ritonavir and dasabuvir Major
- Activated Charcoal + Amlodipine Moderate
- Aldesleukin + Amlodipine Moderate
- Alfuzosin + Amlodipine Moderate
- Amlodipine + Apalutamide Moderate
Other interactions of Porfimer
Frequently asked questions
Can I take Amlodipine with Porfimer?
MediHelp rates the interaction as minor. Amlodipine and Porfimer have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Porfimer is a photosensitizer used in photodynamic therapy. Calcium channel blockers have been proposed to reduce its effect, but the mechanism is unclear and clinical data are lacking.
How serious is the interaction between Amlodipine and Porfimer?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine change is required; assess treatment response after photodynamic therapy.
What other medicines interact with Amlodipine?
MediHelp also lists interactions of Amlodipine with, for example, Amifostine, Ombitasvir / paritaprevir / ritonavir and dasabuvir, Activated Charcoal. The full list is on the Amlodipine page.
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