A 44-year-old member asked:
how long does one does of a 2mg adivan stay in your system before it cannot be detected in urine or blood stream?
1 doctor answer

Dr. Elizabeth Howell answered
41 years experience Psychiatry
Varies: The half-life of Lorazepam (ativan) is 9-16 hours. It is out of your system in 5 half-lives, or 45-80 hours.
Answered on Jun 27, 2014
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