Nicotine: Stimulates nicotinic ACh receptors; side effects: tachycardia, HTN, nausea, addiction
Neostigmine: Inhibits acetylycholinesterase--> ACh; side effects: bradycardia, muscle cramps, diarrhea
Pralidoxime: Reactivates AChesterase in organophosphate poisoning; side effects: dizziness, HTN, injection site reactions.
Atropine: Blocks muscarinic ACh receptors; side effects: dry mouth, tachycardia, blurred vision, constipation
Parathion: Irreversible AChesterase inhibitor; side effects: cholinergic crisis, salivation, seizures, respiratory failure
Bethanechol: Activates muscarinic ACh receptors to stimulate bladder contraction; side effects: diarrhea, bronchoconstriction, urgency