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It can be taken orally, sublingually, through inhalation, or through an IV

Link Chang CH, Chen CH, et al

Sideeffects are mild and transientdrowsiness, brief headache, vivid dreams, or occasional injectionsite irritationwithout tolerance or dependence Potential side effects include injection site irritation, headache, vivid dreams, and hormonerelated effects

Results To investigate a possible role of the phospholipid hydroperoxidase glutathione peroxidase 4 (GPX4) in protection from oxidative stress, we investigated GPX4 expression in postmortem human brain tissue from individuals with and without Parkinson's disease