Table 5.
Categories Based on Major Site of Action
| Insulin resistance |
| Biguanides: metformin |
| Thiazolidinediones (TZD): pioglitazone, rosiglitazone |
| Islet-cell dysfunction |
| Sulfonylureas (SU)/meglitinides |
| GLP-1 agonists: exenatide, liraglutide |
| DPP-4 inhibitors: sitaglipitin, saxaglitin |
| Gastointestinal tract |
| Alpha-glucosidase inhibitors: acarbose, miglitol |
| Bile acid sequestrants (BAS): cholestyramine, colesevelam |
GLP-1, glucagon-like peptide-1; DPP-4, dipeptidyl peptidase-4.