Mar 23, - While lorazepam usually is not reported in standard drug tests, if you are getting high on lorazepam you risk physical and psychological. If cannabis could do this I cant explain why just interaction that is possible will be The drug-test isnt arriving for you as constructive, I wouldnt know if. The sole. Apr 21, - If you are going to be taking a urine drug screen for employment or other purposes, be aware that it will test positive if you are taking Ativan. Disclose your prescription to the testing lab so they can accurately interpret the test results. Sources: Ativan (lorazepam).