Assertion: ketamine | /r/HasProperty | approved by the fda
Facets:
value: in 1970
type: TEMPORAL
value: as a surgical anesthetic
type: MANNER
Source sentences:
text: Ketamine was patented in the U.S. in 1966 for use as an anesthetic, and was approved by the FDA in 1970.
text: Ketamine was approved by the FDA in 1970 solely as a surgical anesthetic to be taken intravenously or by injection.