 [ Symptoms ] will gabapentin show up in a urine drug test  taking urine drug test and was just prescibed gabapentin [ Disease ] gabapentin is not a narcotic most urine drug tests are used to screen for the use of narcotics and illicit substances so gabapentin usage should not be detected by a drug screen gabapentin also is not a scheduled substance which means it is not as highly controlled as other prescription pain relievers again most urine drug tests are designed to detect the illicit unprescribed use of narcotics scheduled substances like benzodiazepines and illegal substances like marijuana your gabapentin usage should not influence a urine drug test in any way yes neurotin is not a narcotic however some drs or labs even using 9 13 panel drug screens will also flag a positive if neurotin is detected in the sample trust me i had one done 4 months ago and this dr did not even know i was rx neurotin results sent off came back and at the main bottom of the results in a small box it said gabapentin detected normal = negative results= whatever number detected i am trying to find out how long it stays in your system though because it had been 21 days since i took the last one my dr did not believe me because she says it is out in 2 3 days but i have yet to find any where that can answer this