Assertion: sedative | /r/Causes | drowsiness
Facets:
Source sentences:
text: Sedatives are a category of drugs that function as central nervous system (CNS) depressants and slow down your brain activity, causing relaxation or drowsiness.
text: Diphenhydramine also blocks the action of acetylcholine (anticholinergic effect) and is used as a sedative because it causes drowsiness.