nac glutathione pubmed N-acetylcysteine in psychiatry: current therapeutic evidence and potential mechanisms of action Effect of N-Acetylcysteine on Sleep:
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OmenettiAPorrelloAJungYYangLPopovYChoiSSet alHedgehog signaling regulates epithelial-mesenchymal transition during biliary fibrosis in rodents and humans

Yes, oral glutathione at recommended doses (250-500mg per day) has a well-established safety profile

doi: 10.1016/S0031-9422(00)00316-2

Hagen, T

Respiratory viral infections and subversion of cellular antioxidant defenses

The contents of the drip are a factor in the overall price
