Don't do cocaine or weed, and you'll easily pass the test.
The best way to pass a cocaine mouth swab test is to Not Use Cocaine in the first place.
Cocaine detection period by Saliva Test -from time of consumption and for 48 to 72 hours.
Cocaine usually stays in your system for 48-72hours. If it is a random mouth swab, the best thing to do is put the swab in your mouth and get some saliva on it, but don't actually rub your cheeks so you get an undetermined result which will give you time to stop before the next drug screen/results from the first mouth swab.
Don't tae the test, because you can't pass it!
Don't use it.
Now you can pass mouth swab drug test just you need to consult with Mouth Swab Drug Tests that gives you a proper trick to pass the test. You can check here MouthSwabDrugTests.com
Don't do drugs.
Vinegar will not help pass a mouth swab drug test. There are some other ways that could help pass a mouth swab drug test such as sucking on breath mints before the test and sucking on ice cubes.