Assertion: ammonium chloride | /r/ObjectUse | used as expectorant
Facets:
value: in cough
type: TEMPORAL
Source sentences:
text: Ammonium chloride is used as an expectorant in cough medicine.
text: I think the point is not "should ammonium chloride be used as an expectorant?", but "is/has it been used as an expectorant?".