orally

Toward or in the mouth or oral region.

In an oral manner; by word of mouth; in words, without writing; vocally; verbally: as, traditions derived orally from ancestors.

By means of the mouth; through, in, or into the mouth.

In an oral manner.

By, with, or in, the mouth.

By mouth.

Spoken as opposed to written.

by spoken rather than written means

(of drugs) through the mouth rather than through injection; by_mouth