antidiarrheal medicine; medicine to stop diarrhea
Refers to a substance or drug that stops diarrhea. The English glosses 'paregoric' and 'obstipant' are technical or older terms; the core meaning is simply a medicine for diarrhea.
It's reassuring to bring antidiarrheal medicine when traveling.
This antidiarrheal medicine works quickly.
Compound of 下痢 (diarrhea) and 止め (stopping), literally 'diarrhea stopper'.