Assertion: antihistamine's side effect | /r/HasProperty | significant
Facets:
Source sentences:
text: These antihistamines have significant side effects termed “anticholinergic” side effects, which may include dry mouth, sleepiness, constipation, and urinary retention.﻿﻿
text: First generation antihistamines have many drawbacks including side effects of drowsiness and significant anticholinergic side effects that, for example, can cause difficulty urinating or constipation, and are therefore not used very often.