What are theophylline therapeutic levels for the treatment of status asthmaticus?

Updated: Jun 17, 2020
  • Author: Constantine K Saadeh, MD; Chief Editor: John J Oppenheimer, MD  more...
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In the past the typical theophylline therapeutic levels ranged from 10-20 mcg/mL. However, adverse effects can occur even with therapeutic levels. A lower therapeutic range of 8-15 mcg/mL has therefore been adopted by many institutions. Seizures have occurred even with levels below 10 mcg/mL.

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