The existence of a threshold concentration for tubular reabsorption results in much higher renal clearances after intravenous administration of high doses [3]
Upon subgroup analysis, they observed a lower risk of mortality associated with the use of GLP-1 receptor agonists compared with DDP-4 inhibitors among patients with cerebrovascular disease (HR, 0.33) than among those without the cerebrovascular disease (HR, 0.89)
These effects occurred more frequently at higher doses and were generally consistent with the known side effect profile of incretin-based therapies
Maybe thats why meat, milk, and eggs have all been associated with advanced prostate cancer, because of the choline
GHK-Cu has a 1,000,000-fold window between observed effect and toxicity, which is one reason injectable forms have been used compounded under prescription for decades without major safety signals