In the injection sites, the amoxicillin concentrations were 14209 to 109535 µg/ kg at day 1, 358 to 5429 µg/ kg at day 7, 182 to 2816 µg/ kg at day 14, below the limit of quantification to 211 µg/ kg at day 21 and below the limit of quantification to 38 µg/ kg at day 27.