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Clozapine with Norclozapine Blood Test

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Feature Labcorp Quest Diagnostics
Price $185.99 Coming soon
Results in ~4 business days โ€”
Sample type Blood Serum โ€”
Require fasting No โ€”

About the test

Clozapine is an antipsychotic medication used primarily to treat schizophrenia in patients who have not responded to other treatments. A Clozapine blood level test measures the amount of the drug in the blood to ensure it is within a therapeutic range and to avoid toxicity. Monitoring is crucial because clozapine can cause serious side effects, including agranulocytosis (a dangerous drop in white blood cells), requiring regular blood count checks.

Included biomarkers & Reference ranges

Biomarker Reference range
Clozapine Measures blood levels of the antipsychotic medication clozapine, used to guide safe and effective dosing. โ€”
Clozapine + Norclozapine Measures blood levels of clozapine along with its active metabolite, norclozapine, together used to guide dosing of this antipsychotic medication. โ€”
Norclozapine Measures blood levels of norclozapine, the active metabolite of the antipsychotic medication clozapine, used to help guide dosing. โ€”

Reference ranges vary by lab, age, and sex (M/F). Your report shows your exact range. Click any biomarker to see its optimal range and what your results mean.

How it works

  1. 1. Order online No referral or insurance
  2. 2. Get a requisition By email in 24โ€“72 hours
  3. 3. Visit a draw center Bring a matching photo ID
  4. 4. Get results Securely by email
  1. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
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