Medical Dictionary

porfimer sodium

noun por·fi·mer sodium \ˈpr-fə-mər-\

Medical Definition of PORFIMER SODIUM

:  a photosensitizing mixture of porphyrin oligomers that is administered by intravenous injection to induce photosensitivity in tumor cells (as of esophageal carcinoma) before subjecting them to laser light in photodynamic therapy—see photofrin

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