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Shelf life after opening: 28 days when stored at room temperature or refrigerated

Most clinical vials come in amber glass or are shipped in dark protective packaging for this reason

[DOI] [PubMed] [Google Scholar] 40.Mehranjani MS, Noorafshan A, Momeni HR, Abnosi MH, Mahmoodi M, Anvari M, et al

Bryan, J
If this were the case, drugs like digitoxin, that blocked spike:ACE2 binding, should also be therapeutic for long COVID