EMDA vs iontophoresis

EMDA and iontophoresis both are nouns.

Word	Noun	Adjective	Verb	Adverb
EMDA	Yes	No	No	No
iontophoresis	Yes	No	No	No

As nouns, EMDA and iontophoresis are synonyms defined as:

EMDA and iontophoresis: therapy that uses a local electric current to introduce the ions of a medicine into the tissues

Other synonyms of EMDA include electromotive drug administration, ionic medication, iontotherapy.

EMDA (noun)	iontophoresis (noun)
therapy that uses a local electric current to introduce the ions of a medicine into the tissues	therapy that uses a local electric current to introduce the ions of a medicine into the tissues