gip glp 1 PDB-101: Molecule of the Month: Incretins GLP-1 Receptor Agonists – Peripheral
Description
Many patients describe feeling more in control of their eating habits, leading to gradual, sustainable weight reduction

Yes, it may

Exenatide once weekly versus insulin glargine for type 2 diabetes (DURATION-3): 3-year results of an open-label randomised trial
When exposed to a hyperglycemic milieu, the GIPR was found to downregulate in a study of pancreatic islet cells (59) and the patients with T2DM might express a small amount of GIPR or defective GIPR (60, 61)

If you use a GLP-1 medication for a condition that may already be covered under Part D, your drug plan may still cover it according to the plans rules
