A member asked:

My last dose of 2mg subs was 6 days ago, i am 5'4" 90lbs.. should i test negative in urine drug screen now?

A doctor has provided 1 answer
Dr. John Gaffney answered

Specializes in Psychiatry

Buprenorphine: Hard to say ... Buprenorphine has a variable half life of 20-44 hours ... So unfortunately there's no definitive way to say for sure.

Answered 2/2/2015

3.3k views

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How long will portable test positive in a urine drug screen?

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