Assertion: promethazine's effect | /r/HasSubevent | agitation
Facets:
Source sentences:
text: First-generation oral AHs (FGAHs) additionally have potent antimuscarinic, anti-α-adrenergic, and antiserotonin effects leading to symptoms such as visual disturbances (mydriasis, photophobia, and diplopia), dry mouth, tachycardia, constipation, urinary retention, agitation, and confusion.