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Description
variable absorption due to first-pass metabolism

Cell Mol Life Sci 59:589595 [DOI] [PMC free article] [PubMed] [Google Scholar] Fisher A, Pittel Z, Haring R, Bar-Ner N, Kliger-Spatz M, Natan N, Egozi I, Sonego H, Marcovitch I, Brandeis R

Some people who take high doses may experience some mild symptoms such as headache and nausea

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Preventing Unsafe Injection Practices: aseptic preparation, new sterile needles and syringes, multi-dose vial handling, and discard guidance

Clin Biochem 35(7):569572