Assertion: viagra's side effect | /r/HasProperty | increase
Facets:
value: in blood pressure
type: OTHER
value: in heart attack
type: OTHER
value: in strokes
type: OTHER
Source sentences:
text: By the 1990s in early trials of the drug, researchers noticed an interesting side effect — an increase in erections.
text: The most common side effects of Viagra are the increase in blood pressure, heart attack, and strokes.