A non-depolarizing neuromuscular blocking agent with short duration of action. Its lack of significant cardiovascular effects and its lack of dependence on good kidney function for elimination provide clinical advantage over alternate non-depolarizing neuromuscular blocking agents.

Synonyms: 40AX66P76P, Atracurium, Atracurium Besylate, Relatrac, BW33A, BW 33A, A 74, 33, 0, Besilate, Atracurium, BW-33A, Tracrium, 2GQ1IRY63P, 33 A 74, Atracurium Dibesylate, Atracurium Besilate, Isoquinolinium, 2,2'-(1,5-pentanediylbis(oxy(3-oxo-3,1-propanediyl)))bis(1-((3,4-dimethoxyphenyl)methyl))-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-