A 50-year-old farmer is brought to the emergency in an unconscious state. He had locked himself in his house following a quarrel with his son and was found unconscious with a bottle lying next to him. Relatives suspect consumption of an unknown substance. His pulse rate was 57/mt, blood pressure was 130/80mm Hg. His pupils were constricted. Bilateral crepitations were present and there was profuse sweating. Muscular fasciculations were present.

Investigations reveal leukocytosis and elevated liver enzymes. An ECG reveals sinus bradycardia. Plasma choline esterase levels were below 40% of the normal. How will you manage this patient? Source: Tanabe K et al. Science Postprint 1(1): e00011. doi:10.14340/spp.2013.12C0006