<unk>  is a peptide hormones that is FDA approved for the treatment of type 2 diabetes mellitus. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include hypoglycemia，constipation，diarrhea，nausea，vomiting，headache，upper respiratory infection.
Liraglutide
Exenatide
Linagliptin
Pioglitazone
Vildagliptin
Canagliflozin
Rosiglitazone
Sitagliptin