Research Article

Determination of Glucosamine in Human Plasma by High-Performance Liquid Chromatography-Atmospheric Pressure Chemical Ionization Source-Tandem Mass Spectrometry

Table 5

The main pharmacokinetics parameters of glucosamine in 20 healthy volunteers after an oral administration of 1.44 g of glucosamine hydrochloride.

ParametersTest tabletReference tablet

𝑡 1 / 2 /h 1 . 3 ± 0 . 2 1 . 4 ± 0 . 5
T m a x /h 2 . 0 ± 0 . 6 2 . 4 ± 0 . 6
C m a x /μg·L−1 1 8 9 0 ± 5 6 8 1 8 2 6 ± 6 1 8
AUC0→24/μg·h·L−1 6 0 3 3 ± 1 5 6 0 5 9 0 9 ± 1 5 4 3
AUC0→∞/μg·h·L−1 6 3 6 5 ± 1 6 2 2 6 2 8 4 ± 1 4 7 8