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N-acetylcysteine a safe antidote for cysteine/glutathione deficiency (PMC, 2015) Review of the role of N-acetylcysteine as a safe glutathione precursor in various diseases

Reproduced from Wikipedia commons Drug Class: Anticholinesterase (quaternary alcohol subtype) Mechanism of Action: A short and rapid-acting anticholinesterase Positively charged quaternary alcohol that binds reversibly to the anionic site on cholinesterase Indications: 2018 Change in FDA Status: The US FDA withdrew the approval for use of edrophonium as a diagnostic test for MG in 2018 , marking the end of the Tensilon test in rountine practice

Zaffagnini M, De Mia M, Morisse S, Di Giacinto N, Marchand CH, Maes A, et al

J Neurosci Res 1999;56(1): 8-20