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The use of an electric current to transport an ionized substance, especially a drug, through the skin.

[From Greek ion, iont-, something that goes; see ion + -phoresis.]

i·on′to·pho·ret′ic (-rĕt′ĭk) adj.


(Biochemistry) biochem a technique for studying neurotransmitters in the brain by the application of experimental solutions to the tissues through fine glass electrodes
[C20: from Greek iont-, ion, from ienai to go + -phoresis]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.iontophoresis - therapy that uses a local electric current to introduce the ions of a medicine into the tissues
therapy - (medicine) the act of caring for someone (as by medication or remedial training etc.); "the quarterback is undergoing treatment for a knee injury"; "he tried every treatment the doctors suggested"; "heat therapy gave the best relief"


n iontoforesis f
References in periodicals archive ?
The pilocarpine iontophoresis and sweat-chloride quantitation method in this document is used to rule in or rule out cystic fibrosis, and is recommended by the Cystic Fibrosis Foundation.
Positive newborn screens are confirmed by sweat chloride testing by pilocarpine iontophoresis.
Quantitative pilocarpine iontophoresis sweat testing remains the most useful diagnostic test for CF in adults, but a single normal test does not exclude the diagnosis.