: Potential increase in the risk of certain cancers, such as brain or skin cancer. Consumer Warning

: Increased insulin resistance and potential development of diabetes.

Reviews for "buying" Serostim online often appear on unregulated forums or "steroid review" sites. Experts at the Therapeutic Goods Administration (TGA) emphasize that injecting hormones from unverified online sources poses extreme risks of blood clots, dose errors, or contamination.