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At a Glance
Why Get Tested?
To measure lithium levels in the blood in order to determine the therapeutic level when just starting lithium medication; to maintain the therapeutic level or to determine lithium toxicity
When to Get Tested?
When beginning treatment with lithium as the dose is adjusted to achieve therapeutic blood levels; at regular intervals to monitor lithium levels; as needed to detect sub-therapeutic levels or high (toxic) concentrations
A blood sample drawn from a vein in your arm
Test Preparation Needed?