Theres not enough medication being made. The US Food and Drug Administration (FDA) classifies semaglutide and tirzepatide - the compound used by Eli Lilly in its drugs Mounjaro and Zepbound - as currently in shortage. The designation means some restrictions may be lifted, allowing the compounding of drugs that are essentially copies of approved drugs, the FDA says
You should promptly contact your doctor if you experience severe or persistent side effects such as intense nausea, vomiting, or diarrhea that do not improve over time
The dose can be advanced faster at the discretion of your doctor if you are not seeing results and you arent getting side effects
Delivered in a convenient prefilled pen, Zepbound is designed for easy once-weekly subcutaneous administration at home, empowering you to take control of your weight journey alongside a reduced-calorie diet and increased physical activity
Thus, these post marketing data may be useful to complement findings from other study designs, but cannot be safely interpreted in isolation