Description

A lithium serum blood test measures the amount of lithium in your blood. It's used to monitor lithium levels and ensure they're in a therapeutic range. This test is important for diagnosing lithium poisoning and treating mood disorders like bipolar disorder. 

Why is a lithium serum blood test performed?

Determine the right dose

  • When you first start taking lithium, a blood test can help determine the right dose for you. 

Monitor treatment

  • A lithium blood test can monitor how well your lithium treatment is working. 

Detect toxicity

  • A lithium blood test can help detect lithium toxicity if you experience symptoms. 

Adjust medications

  • A lithium blood test can help determine if other medications are affecting your lithium levels. 

When is a lithium serum blood test performed? 

  • When you start taking lithium
  • When you return to taking lithium after a break
  • If you experience symptoms of lithium toxicity
  • If your condition isn't responding to lithium
  • If you start taking other medications

Fasting not required.