It will show up in a drug screen now that DR's are testing for it due to abuse of the drug, even though it is not a narcotic! You should be OK the amount of time it takes to get out of your system is 32 hours Does Gabapentin show up on a drug test Urine? and if so how long 9 Apr 2013 3 Answers - Posted in: gabapentin, drug test, urine - Answer: There is absolutely no reason for them to even care about it. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Killian on what does neurontin show up in drug test: Neurontin ( gabapentin) is in the class of anticonvulsants. I am not aware that it will cause a + drug screen. It does bind to the GABA receptor which is the same receptor a lot of sedatives affect. If you are. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Wimberly on does gabapentin show up on drug screen: This is not a drug of abuse, and not something you would wish to hide from the law or an employer. It will not be reported on a drug abuse screen but we can detect it if someone asks. Lyrica will not up in a 12 panel drug test until its specially tested for. 12 Panel drug tests is a part of the new wave of enhanced drug testing. Gabapentin is not a controlled drug so they probably wont test for it on most drug screens. OxyContin will show up as oxycodone. Oxycodone is semisynthetic and has to be tested for specifically. neurontin does not show up in a drug test i have took alot of drug tests and it dont show up in urine or at the lab Yes nuerontin can show up on a lab but it has to be a DAR and is prett expensive. I have to take a drug screening tomorrow and I took 300 mg of gabapentin last night. I thought I had until next week to have the test done based.