The story
Probably from (a)mi(ne) + gli- (“antihyperglycemic”) + -itol.
Etymology from Wiktionary, CC BY-SA 4.0.
miglitol
Today it means: An antidiabetic drug C₈H₁₇NO₅ that is taken orally as a tablet in the treatment of type 2 diabetes and acts to slow the absorption of glucose in the small intestine by inhibiting enzymes that break down complex carbohydrates. Full definition →