doustnych
Doustních is the genitive plural form of the Czech adjective doustní, meaning "oral" or "by mouth." It is used in medical and dental contexts to describe substances, procedures, or routes of administration that involve the mouth. The form doustních appears when the adjective modifies plural nouns in the genitive case, for example in phrases like „účinky doustních léků“ or „dávky doustních roztoků.“
In common medical usage, doustní is employed to distinguish things taken through the mouth from other routes
Etymology and scope: the term doustní derives from the Czech word for mouth and forms part of
See also: perorální podání, perorální farmakologie, orální podání.
Overall, doust íní (doustních in the genitive plural) serves as a precise grammatical form within Czech medical