Drug and Alcohol Testing Q&A - 2009

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Re: Is phenobarbital metabolized to butalbital?

From: Dr. Steve
Password: orange
Date: 27 Aug 2009
Time: 11:12:03 -0700
Remote Name: 74.10.7.238

Comments

The use of phenobarbital will NOT explain the presence of butalbital. I would bet they borrowed someone elses medication as this is a commonly "shared" medication.