noun. a drug used to control or stop diarrhea.
- medicinal drug
- over-the-counter medicine
- over-the-counter drug
- prescription drug
Example sentences of the word antidiarrheal
Metronidazole is an antidiarrheal medication used to treat inflammation of the large intestine.
2. Noun, singular or mass
* Even these days, an antidiarrheal may be your best friend at some point, so include that on your “must-pack” list.