You also need to weigh cost/benefit though. Everything may have side effects, but the mere presence of side effects is not alone grounds to not use something. F

You also need to weigh cost/benefit though. Everything may have side effects, but the mere presence of side effects is not alone grounds to not use something. For the particular case of ozempic, the effectiveness appears so strong, and obesity causes so many complications and such a massive loss of QALYs, it's probably worth it even if there is an increased risk of thyroid cancer, unless that increase is really huge.