This assay is useful in monitoring whole blood Tarcolimus concentration during therapy particularly in individuals co-administered CYP3A4 substrates, inhibitors or inducers. It helps to evaluate patient compliance and adjust dose while minimizing toxicity.

3 mL (2 mL min.) Whole blood in 1 Lavender Top (EDTA) tube. Ship refrigerated. DO NOT FREEZE. Ideal Sampling Time: Just before the next dose (Trough levels). Provide date and time of sampling, amount ; time of dose.

LC-MS MS

Sample Mon through Sat by 4 pm; Report Same day

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Ideal Sampling Time: Just before the next dose (Trough levels). Provide date and time of sampling, amount ; time of dose.