When you inject the medication, it gradually enters the bloodstream and reaches a peak concentration over the course of 8 to 72 hours
So, what does this mean for protein
The published policy permits cancellation and limited refunds in specific circumstances: a full refund if a medical provider disqualifies you before medication is ordered, but no refund once it's ordered, and rendered clinical services are non-refundable regardless

Zepbound Switching: How to Transition From or To Other GLP-1/GIP Drugs Safely At a glance Drug / Zepbound (tirzepatide), Eli Lilly Drug class / Dual GIP and GLP-1 receptor agonist Approved indication / Chronic weight management in adults with BMI 30, or 27 with one weight-related comorbidity Dosing frequency / Once weekly subcutaneous injection Starting dose / 2.5 mg weekly, escalated every 4 weeks Maximum dose / 15 mg weekly Key trial / SURMOUNT-1 (N=2,539): 20.9% mean body-weight loss at 72 weeks on 15 mg Half-life / Approximately 5 days (supports once-weekly dosing) Common switch scenarios / Semaglutide to tirzepatide, liraglutide to tirzepatide, tirzepatide to oral semaglutide FDA approval date / November 8, 2023 (weight management indication) How Zepbound Works: Mechanism at the Receptor Level Zepbound binds both the glucose-dependent insulinotropic polypeptide (GIP) receptor and the glucagon-like peptide-1 (GLP-1) receptor