<unk>  is a parasympathomimetic which acts as an acetylcholinesterase inhibitor. It is an organophosphate oxon, and the active metabolite of the insecticide parathion.  It is also used as an ophthalmological drug against glaucoma.<unk>  is one of the most<unk> tent acetylcholinesterase-inhibiting insecticides available, around 70% as<unk> tent as the nerve agent sarin, and so is now rarely used as an insecticide due to the risk of<unk> isoning to humans and other animals. It is easily absorbed through skin, and was used as an assassination weapon by the apartheid-era South African chemical weapons program Project Coast.
Paraoxon
Ethacridine lactate
Acetarsol
Indigo carmine
Panthenol
Tetrahydrozoline
Hexamethylphosphoramide
Iodoquinol