nicotinehydroxamic acid methiodide

nic·o·tine·hy·drox·am·ic ac·id me·thi·o·dide

(nik'ō-tēn-hī'drok-sam'ik as'id mĕ-thī'ō-dīd),
An effective cholinesterase reactivator, with actions that are most marked at the skeletal neuromuscular junction; antidotal effects are less striking at autonomic effector sites and insignificant in the central nervous system.