Here are the 23 major types of insulin and their side effects. If yours isn't listed here let us know! Side effects the unintended action(s) of a drug. 1 acetohexamide (a-see-toh-HEX-uh-myde) an oral medicine used to treat Type 2 diabetes. It lowers blood glucose by helping the pancreas make more insulin and by helping the body better use the insulin it makes. Belongs … [Read more...] about Insulin Brand Side Effects