antisialagogic

adjective
an·​ti·​si·​al·​a·​go·​gic | \ ˌant-i-ˌsī-ˌal-ə-ˈgäj-ik, ˌan-tī-, -ˈgōj- How to pronounce antisialagogic (audio) \

Medical Definition of antisialagogic

: tending to inhibit the flow of saliva