Assertion: coca plant's cocaine | /r/HasProperty | vasoconstrictor
Facets:
Source sentences:
text: Cocaine is a vasoconstrictor, and because users often require subsequent injections within a few hours of each other, they become harder and harder to administer.
text: Cocaine is a vasoconstrictor, and because users often require subsequent injections within a few hours of each other, they become harder and harder to administer.
text: Additionally, because cocaine is a vasoconstrictor, and usage often entails multiple injections within several hours or less, subsequent injections are progressively more difficult to administer, which in turn may lead to more injection attempts and more consequences from improperly performed injection.[citation needed]