Tirzepatide Known by the brand names Mounjaro and Zepbound , tirzepatide is FDA-approved for type 2 diabetes and used off-label for weight loss
Uncommon (1-10 in 1,000): itching, rash, acne-like skin changes, joint pain
Clearly disclaim human use unless within an approved clinical trial
For researchers interested in potential cognitive or neurological effects , nasal delivery may offer advantages over systemic injection
It remains a research-phase compound that has not undergone the testing required to establish safety and efficacy in people
However, preclinical studies demonstrate therapeutic effects with once-daily or even less frequent administration, suggesting tissue distribution, receptor binding, or cellular signaling effects extend beyond plasma clearance