All perfect praise be to Allaah, the Lord of the worlds. I testify that there is none worthy of worship except Allaah, and that Muhammad, sallallaahu ‘alayhi wa sallam, is His slave and Messenger.
It is permissible to read the Quran over water, oil, honey, etc. and then give it to a patient to drink or to massage over his body.
For further benefit on this subject, read Fataawa 88660 and 91106.
Allaah Knows best.