Assertion: generation antihistamine | /r/CapableOf | cause drowsiness
Facets:
Source sentences:
text: First generation antihistamines are more likely to cause drowsiness as they work in the brain and spinal cord to block the histamine-1 (H-1) receptor, as well as other receptors in the body.
text: Second-and-third generation antihistamines are less likely to cause drowsiness.