this differs from the related compound corynanthine and rauwolscine which are selective for the alpha1 receptor (33-fold) and essentially non-selective
oral and topical absorption is much lower and less consistent
Use according to the instructions on the package
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However, sustained high doses, overdose, fasting, alcohol use, or pre-existing liver disease can overwhelm glutathione reserves, increasing risk of hepatotoxicity and oxidative stress
Clinicians should be aware that even if a hypothyroid patient is being treated with L-T4, a number of studies have found that giving selenium as well as L-T4 resulted in a greater reduction in TPO-antibodies, inflammatory cytokines and C-reactive protein ( Reference Krysiak and Okopien 104 , Reference Duntas, Mantzou and Koutras 105 )