As adjectives the difference between percutaneous and transdermal
is that percutaneous is taking place through the skin while transdermal is through the unbroken skin.
As a noun transdermal is
a transdermal patch or implant.
transdermal
English
Adjective
(-)
Through the unbroken skin.
Derived terms
* transdermal implant
* transdermal patch
Noun
(
en noun)
A transdermal patch or implant.