iontophoresis vs electromotive drug administration

iontophoresis and electromotive drug administration both are nouns.

Word	Noun	Adjective	Verb	Adverb
iontophoresis	Yes	No	No	No
electromotive drug administration	Yes	No	No	No

As nouns, iontophoresis and electromotive drug administration are synonyms defined as:

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

Other synonyms of iontophoresis include EMDA, ionic medication, iontotherapy.

iontophoresis (noun)	electromotive drug administration (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