About: http://webisa.webdatacommons.org/86008233

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The text says that drugs such as quinine or piperine could 'potentially allow loperamide to cross the blood-brain barrier' i.e. be active in the brain for long enough to work before the p-glycoprotein efflux pump removes them.
http://www.w3.org/ns/prov#wasQuotedFrom	drugs-forum.com