Assertion: viagra's administration | /r/CapableOf | approve 15 drug manufacturers
Facets:
value: to market generic sildenafil
type: PURPOSE
value: as of 2018
type: TEMPORAL
Source sentences:
text: As of 2018, the U.S. Food and Drug Administration has approved 15 drug manufacturers to market generic sildenafil in the United States.
text: As of 2018, the U.S. Food and Drug Administration has approved 15 drug manufacturers to market generic sildenafil in the United States.