The 46 mm pen needle is short enough that it cannot reach a blood vessel in subcutaneous tissue, and current guidelines specifically advise against aspiration
The sample preparation procedure was performed by a robotic system (Hamilton, Reno, NV) as described in previous reports 28
According to FDA-approved prescribing information for semaglutide (Ozempic, Wegovy), dulaglutide (Trulicity), liraglutide (Victoza, Saxenda), and tirzepatide (Mounjaro, Zepbound), food intake does not significantly affect the absorption or efficacy of these subcutaneous injections
may be injected into the thigh, abdomen, or upper arm
[13] Signaling studies reported that tirzepatide mimics the actions of natural GIP at the GIP receptor
Food and Drug Administration (FDA-c)