Assertion: chloroquine | /r/ObjectUse | used off-label
Facets:
value: to treat porphyria cutanea tarda
type: PURPOSE
Source sentences:
text: Chloroquine is used off-label to treat porphyria cutanea tarda.
text: Chloroquine is widely available now and could be used off-label, but FDA commissioner Stephen Hahn explained that officials want a formal study to get good information on its safety and effectiveness.