how long do lorazepam stay in your system
This lorazepam peak level varies on the amount taken, of course, but for a 2 mg tablet, it would be about 20 ng/mL. The age of the person taking Lorazepam doesnât seem to effect the rate of absorption. So, the average half-life of lorazepam in most people is about 12 hours.his lorazepam peak level varies on the amount taken, of course, but for a 2 mg tablet, it would be about 20 ng/mL. The age of the person taking Lorazepam doesnât seem to effect the rate of absorption. So, the average half-life of lorazepam in most people is about 12 hours.