does retatrutide cause fatigue I just started and am experiencing morning fatigue; is this a normal side effect? Unapproved weight loss drug retatrutide

PF-06372222 and key residues are shown as sticks

Rather, it is a sign of slowed gastric emptying, which is an expected effect of many diabetes and weight loss medications

They can cause nausea or constipation

Indeed the GLP-1(7-36) NH2 receptor, a GPCR, is found to be expressed by a wide range of tissues and cells such as: , , and -cells (169), sinoatrial node myocytes, arterial smooth muscle cells of lungs and kidneys, megakaryocytes, macrophages, monocytes, lymphocytes, gastrointestinal tract mucosa [mainly Brunner's gland in the duodenum, but also in the parietal cells of the stomach, jejunum ileum and the nerve plexus around the small and large intestine (170, 171)], central nervous system [neocortex, cerebellum, thalamus, amygdala, area postrema, hypothalamus, hippocampus, nucleus tractus solitarius (158)], peripheral nervous system (myenteric plexus) and in the skin (172176)

Injection sites: Rotate areas such as the abdomen, thigh, or upper arm to minimize skin irritation

Prefilled syringes enhance drug delivery efficiency by reducing dosing errors and contamination risks