Over time, your skin can return to its original pigmentation, especially if exposed to the sun or other factors
Diabetes Obes Metab 19(3):33647 Buse JB, Klonoff DC, Nielsen LL, Guan X, Bowlus CL, Holcombe JH et al (2007) Metabolic effects of two years of exenatide treatment on diabetes, obesity, and hepatic biomarkers in patients with type 2 diabetes: An interim analysis of data from the open-label, uncontrolled extension of three double-blind, placebo-controlled trials
Dry mouth or restlessness rarely (reported in humans)
Some may function best as biological signposts that identify dysregulated systems amenable to pharmacologic intervention through other modalities
Look into cardiac care: It may be appropriate to add a cardiologist to your healthcare team