Assertion: benzocaine | /r/ObjectUse | used as adulterant
Facets:
value: in the preparation of 1 1
type: TEMPORAL
Source sentences:
text: Benzocaine has been used as an adulterant or ‘cutting’ agent in the preparation of 1 1.
text: However, it was found that of 40 patients who had had positive reactions to benzocaine with tetracaine and 3 Benzocaine has been used as an adulterant or ‘cutting’ agent in the preparation of cocaine for illicit use and adverse effects such as methaemoglobinaemia