Fig. 2From: TRAnexamic acid in hemorrhagic CESarean section (TRACES) randomized placebo controlled dose-ranging pharmacobiological ancillary trial: study protocol for a randomized controlled trialTA plasma concentration measurement method: determination of the optimal timing. A timed urinary sample is collected in a graduated urinary bag between inclusion (T0) and T120, then T120 and T360, and end of the observation period of 6Â h to measure the cumulative dose of TA excreted in urineBack to article page