Normal saline (0.9% sodium chloride) can technically dissolve semaglutide, but it is not recommended for multi-dose vials
In a phase 1 trial by Martin and colleagues, observations at week 6 comparing tirzepatide vs once-daily liraglutide and placebo have shown that the use of the latter, provides a reduction on the desire for high-fat and high-sugar food by lowering activation in the cingulate gyri, hippocampus and orbitofrontal cortex assessed by MRI and blood-oxygen-level at these areas, meaning less appetite, early satiety, and less food craving with more reduction on weight loss at short term (181)
It is possible to speed up weight loss on semaglutide by switching to a higher dose or implementing a healthy diet and physical activity
Why do I still feel hungry on semaglutide
That being said, tolerance to these medications varies significantly by patients." Because higher doses typically cause more dramatic side effects, it's usually wise to start low and then increase slowly