Due to the overlapping inhibitory profile of CD and Cyto D [65], caveolae, clathrin mediated or macropinocytotic pathways may participate in the 3-PLG uptake in brain endothelial cells
They aren't chemically related, and the effect profiles are very different
Journal of Korean Medical Science, 20(5), 721
Calvani, P
And that's an indication, not just that it may not be the right drug, but also that there's something else

Possible glutathione risks and side effects include: Allergic reactions Skin rashes, itching, or swelling at the injection site, particularly with lower quality glutathione brands Kidney strain High dose glutathione administered over extended periods without medical supervision can place stress on kidney function Thyroid interference Some studies suggest excessive glutathione use may affect thyroid hormone levels over time Nerve damage Rare but documented in cases where injections were administered incorrectly by untrained practitioners Skin irregularities Uneven whitening or patchy skin tone when sessions are inconsistent or self-administered Infection risk Any intravenous treatment carries infection risk if sterile protocols are not strictly followed The single most effective way to minimize all these glutathione injection side effects is to choose a certified aesthetic clinic with qualified medical staff, verified product sourcing, and proper clinical protocols