By doing a Forum Search with the terms "niacin myth" and "drinking water useless", you'll discover that taking niacin and drinking water days or weeks before a U/A is of no help.

Nobody can realistically answer your question for you. And the so-called "cleanout timetables" should never be relied upon because they are almost always off the mark. Each persons body is different and there are too many variables to take into account. Only testing yourself with a THC test kit (using the first urination of the day for each test) can give you that answer.
Burnt Toast Reviewed by Burnt Toast on . Nervous about passing a pre drug test for college internship... Will I test positive for marijuana on my drug test? I have an internship through college that wants me to take a drug test (just found out last week). I was at a party on New Years and took a hit off a bowl maybe 3 hits at most, It actually basically was cashed. I had not smoked pot for 5 and a half months before that date (July, 4th). I am a male who is 6 feet tall and 175lbs, I am moderately active and very healthy. The research I have done online and through scholarly journals has said Rating: 5