How to Pass a Urine Drug Test – The Basic Methods Explained

Thu, Sep 11, 2008

Urine Drug Tests


How to pass a urine drug test is addressed here. (Follow this link for information on how to pass a saliva drug test.) There are several different ways you can pass a urine test, and I’ll give you the pros and cons of each. I should tell you up front that I’m a big advocate of dilution, but that doesn’t mean I can’t be objective about the other ways too. Depending on your situation, it’s possible that a different method would actually be better for you. I’ll just lay out how to pass a urine drug test using each one, and you can decide for yourself.

First of all, how to pass a drug test can be broken down into four basic methods:

1) Detox products
2) Dilution
3) Synthetic urine or substitution
4) Natural detox

How to Pass a Urine Drug Test Using Detox Products

There are so many different detox products on the market for passing a drug test that it boggles the mind. But they can basically be broken down into two categories: detox kits and detox drinks.

A detox kit is how to pass a urine drug test only if you have some time before your test. Most companies selling these products advertise anywhere from 10 days to 30 days for the product to work. But if you’re a pretty light smoker and you have 30 days notice, then you’ll definitely be clean by the time you take your test anyway, so you should just save your money. On the other hand, if you’re a heavy smoker and you only have 10 days to plan, then a detox kit definitely won’t work for you in time.

On the other hand, if you have very little advance notice, then a detox drink can be a good method for how to pass a urine drug test in a hurry. The people who have the most success in passing a drug test with them are light to moderate smokers. Detox drinks are really just a convenient way to use the dilution method (see below). The drink itself contains ingredients to help mask the fact that you’re diluting, and the instructions that come with them tell you to drink lots of water along with the product. However, they’re not among the best ways to pass a drug test if you’re a heavy smoker, or if you happen to be overweight. For one thing, the amount of water that they recommend you drink is usually much too low for those situations. Also, some of them tell you that you’re safe for passing a drug test for up to 5 hours after you drink the product. You should NEVER take a detox drink that far ahead of your test – 1 to 2 hours before your test time is safest.

How to Pass a Urine Drug Test Using The Dilution Method

As I’ve already pointed out above, I’m partial to dilution when it comes to how to pass a drug test. Mainly because it can be adjusted to work for anyone, whether you’re a light smoker or a heavy smoker. If you’re a light to moderate smoker you might prefer the convenience of just going to a store and buying a detox drink. But for heavy smokers, your safest bet is to do it the old-fashioned way so that you can control the process.

Dilution is a very effective and affordable method for passing a drug test. The way it works is pretty simple – you just need to drink enough fluids so that your kidneys are overloaded to the point that your urine is completely diluted. When that happens, then there aren’t enough THC metabolites (or much of anything else one usually finds in urine, for that matter) present in your urine for it to register on a test.

Contrary to the misinformation that gets passed around, there is NO need to load up on extra water before the day of your test. Drinking lots of water everyday is good for your general health, but as far as how to pass a urine drug test goes, it’s a complete waste of time and effort. What IS effective is drinking enough water in a short time span (2-3 hours) so that your urine is as dilute as possible.

But diluted urine is very clear, and not the normal yellow color it’s supposed to be. Of course this is a red flag to drug testing labs, so you’ve got to take a few steps to make it appear normal. Taking between 50-100mg of a B-complex vitamin (specifically B-2) about an hour before your test will make your urine appear yellow again. You also want to make sure that your urine contains normal levels of a substance called creatinine (you can buy a supplement called ‘creatine monohydrate’ in just about any health store that will accomplish this). Most labs also test the density of your urine specimen. You can get detailed, step-by-step instructions on how to dilute properly in my e-book about passing a drug test.

And if you really want to make sure you know how to pass a urine drug test using the dilution method, I highly recommend buying drug test strips and doing a trial run before your real test. You can get the strips in major pharmacies (Wal-Mart is probably cheapest, if there’s one in your area) and sometimes in smoke shops, but they tend to be expensive there. If your recreational drug use is limited to just pot, then you’ll save money by getting single-panel strips instead of the 5-panel strips. If you have time to plan, the cheapest place I’ve found them on the Internet is on this website.

How to Pass a Urine Drug Test Using Substitution or Synthetic Urine

Substitution was one of the earliest ways to pass a drug test used by pot smokers. All you have to do is ask a friend for some of their (clean) pee, and then smuggle it into the lab. Sounds simple in theory, but it can be very risky since lab technicians will monitor you to try and prevent you doing this.

Just smuggling your sample into the lab is only part of passing a drug test this way. You also need to somehow keep it at body temperature, since that’s one of the first tests a lab will do. Cold pee = failed test, game over. But you can keep the sample at body temperature by securing it in a zip-loc bag to the inside of your upper thigh, or you can buy devices on the Internet that are specifically designed for this. Since a lab technician is usually close by to monitor you, you also want to make certain that the container you use doesn’t make any noise when you open it (no rubber bands or tape, etc.).

Using synthetic urine works the same as substitution, except that instead of using a friend’s pee, you’ll be smuggling in the synthetic pee. It can come in powder form (which you’ll have to mix with water) or in liquid (pre-mixed) form. Labs have tests they run to try to detect synthetic urine, but the companies who make it are constantly working at staying one step ahead of them. If you’re successful at the smuggling part, then the odds are high that the synthetic urine will pass.

Depending on the circumstances at the lab you’re going to, both substitution and using synthetic urine are among the riskiest ways to pass a drug test for most people. If you’re caught, any false positive arguments go out the window and you won’t get a chance for a re-take. So knowing how to pass a urine drug test this way definitely requires that you have some advance knowledge about how closely you’ll be monitored by a lab technician.

How to Pass a Urine Drug Test by Naturally Detoxing

If you know you’re going to be needing to take a drug test in the future, for example if you’re going to be looking for a new job, of course you can always just stop smoking altogether and wait until THC metabolites have left your body through natural means. A serious workout regimen to lose weight will hurry the process a little bit, since THC metabolites are stored in your fat cells. But this method is only how to pass a urine drug test if you’ve got plenty of time, really (and assuming you can handle being separated from mary jane for an extended period). Both of those complications makes this one of the hardest ways to pass a drug test for most folks.

If you’re an average weight person who is a very light pot smoker (maybe a bowl once a month), then you’ll be clean in just a matter of days, like less than a week. If you’re a once daily moderate smoker, give yourself 3-4 weeks to get clean, depending on your metabolism. And if you’re a heavy smoker (several times daily), or if you’re carrying some extra weight on your, then passing a drug test by naturally detoxing will generally be between 4-6 weeks. These are just ballpark figures though, because your individual metabolism has a huge influence here. But in general, the faster your metabolism is and the less body fat you have, the faster you’ll get clean.

Final Word of Advice on How to Pass a Urine Drug Test

Regardless of what method you choose to use, how to pass a drug test consists of knowing exactly what you’re going to do when you walk into the lab. This is one situation when the saying “knowledge is power” is especially true. People pass drug tests EVERY DAY, and there’s no reason why you can’t too if you take the time to do your homework beforehand. And one big benefit of being prepared is that it removes a huge amount of stress from the entire issue of how to pass a urine drug test.

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111 Responses to “How to Pass a Urine Drug Test – The Basic Methods Explained”

  1. paulie Says:

    ok heres the facts for me:
    I smoked for the first time in my life two days ago and i have a drug test coming up as early as monday for a job. So that leaves me bout 6 days. It was the first time I have EVER smoked before in my life. Pretty much the first time ive ever been around it anyways. Im 17 years old, 6 feet tall, 170 pounds, little to no fat, pretty good metabolism, light eater, workout (lift weights) frequently. What are my chances of passing without diluting before the test and having clear pee?

    p.s. it was a couple hits off a bong. a good bong tho

  2. Dee Says:

    paulie,

    You’ll pass with no problem, no need to worry, man. You’d probably pass a test if you took it today, so if you have six days don’t sweat it.

  3. John Gartland Says:

    Hi dee
    I recently paid for your e-book under the radar, I know I downloaded the dern thing, but cant seem to find it in my database. Can you please resend the e-book, it is very important that I get the information, I would send you a fee if that is necessary to do so.
    Thank you
    John G.

  4. kwoody Says:

    hi dee i just applied for a job nd they gave me a god dam piss test. i have smoked pot everyday for a year now nd i dont kno what to do. i went to a ton of websites but i want some personal advice. i have to go some time in the next 2 to 3 weeks nd it sayd its goin to a National Institute on Drug Abuse certified lab. wat do i do? please write back, much love and thank you

  5. Brett Says:

    Dee,

    Until this past weekend I hadn’t smoked since Thanksgiving. I took two hits from a vaporizer. I just found out i may have a hair drug test in a couple weeks. I’m nervous even that small ammount i smoked will show up. Any suggestions? please e-mail me back. thanks

  6. Brett Says:

    also, i’m 5′9″ about 165. When i did smoke (before Thanksgiving) it was maybe an 1/8th a week nothing too much. I work out quite a bit as well. thanks again for any help/assurances/advice

  7. DJ Says:

    HI DEE, I HAVE BEEN UNEMPLOYED FOR A WHILE NOW, I AM UNDER FEDERAL MANDATED DOT PISS TESTS. I BECAME DEPRESSED SCREWED UP AND SAID, FUK IT LETS SMOKE. I TOOK 2 HITS 4 DAYS AGO 7PM TONITE. (GOOD STUFF) NEVER FAILS, “WOULD YOU LIKE A JOB” NEED YOU TO GO AND TAKE A DOT DRUG TEST. IF I PISS HOT, I WILL LOSE MY ASS!!!!!!!! I CAN NOT AFFORD TO TAKE THE GAMBLE. I AM 6 FT 215LBS, 37 YRS OLD, I EXERCISE EVERYDAY. A LITTLE SPARE TIRE. CAN YOU HELP DEE? (I HAVE TO GO TOMORROW) SINCERELY PANICKED

  8. DB Says:

    Hi Dee, I have a couple bizarre questions,… if THC is alcohol / oil soluble, would drinking beer(or any other alcohol) help remove it or at least lower its levels in your system? Also, (I know this is crazy), but, what if you went and donated blood and THEN drank water, would that make any difference in the levels in your urine? Thanks for all your help, I re-read this stuff and your ebook a lot, it’s a BIG help!!!!

  9. rick Says:

    you.ll be fine

  10. cmc Says:

    dee, i am not a heavy smoker 2-4 times a week & 2-3 hits i have not smoked in a week and half i have a urine test in 3-5 days and will continue not to smoke how much water do i need to drink the day of & how many times should i pee b4 the test im around 150pds ive also been taking golden seal & cranberry vitamines will that help 4 the color it will b a dipstick test not a lab test HELP PLEASE!!!!!

  11. Justin Says:

    Dee If u could please respond to mine that would be great because i do need the help. I am a very heavy smoker. Its just been mids tho not any dank. Last time i smoked was yesterday and since i can remember been everyday for almost a year and a half. I am on probahtion but getting to the point. I might get tested anywhere from 3 to 30 days as of today and it sucks. If i just drink alot of tea,cranberry juice, and water and the day of my test just drink 2 gallons of water or basically dilute my urine will it work guarntee. I remember my first test i smoked 2 blunts before and i barley passed but drink a shitload of water. Thank you alot dee for your help and One more question does asprin also work too?

  12. Ruri Takamura Says:

    I smoked orange kush today just three bowls with four other people. I have a drug friday at 9 in the morning.

    I’m very paranoid and it’s gonna be tested right their for pre employment since an rn is giving it to me.

    How can I guareentee a pass?

    I bought the ready clean detox drink and it came with the pre herbal capsuls…

    If you have any advice or help please email me at DjRuri@aol.com.

    Thank you.

    <3

  13. sergio Says:

    i take the test stoned my first time and not pass dilucion whit 8 oz, and now not smoked for 2 week, i try whit 16 oz this time

  14. Dee Says:

    This is why I HIGHLY recommend that people do a trial run at home first, in case you need to make adjustments.

    But I think to go from 8oz to 16oz is too much, because then you’ll have a lot of trouble hiding the fact that you’re diluting. First, just try going to from 8oz to 10oz, or 12oz at the most. And make sure you pee A LOT. If you have questions, you’ll get a much faster response from me if you send me an email.

  15. jennet Says:

    well yea hi umm im 15 an i weight 160
    well umm im on probation an i have been on it for a year an i haev violated at least 4 times well i have been doing good the past 3 months noo smokeing or drinking what so ever but at least maybe 6 -7 days ago i smoke at leats 3 bowls of weed an i have court the 21
    of this month i need to kno how to clean my system quick cause if i violate one more time i get sent to jail
    for 12 months i havent smokeed since an i have offically quit an turned my self around i have been doing good in everything i feel horriable about relapsing an getting presured into smokeing but it is already done an i wanna make thins right PLeASEE i need your helpp quickk.

  16. Alex Says:

    hey Dee,
    I’m very worried.. I’m an everyday smoker of about 4grams a day of very very good crystaly bud in cigar paper for about 7 years.. I have a urin test coming up about may 1st. I’ve been clean since march 30th that’s 19 days today, I still have about 13 days left, looks like I’m cutting it close. I weight 180 solid, i workout about 3 days a week lifting weight and mild cardio. I’m taking green tea extract and eat very clean. I’m just so worried I’ve worked for this company 8 years I can’t chance it. Need your advice PLEASE!! Thank u.
    Lex456ny@aol.com

  17. Dex Says:

    Dee,

    I smoked 5 or 6 hits a day for a year then quit a few months ago. After about 10 weeks of not smoking, I knew it was out of my system. Then, about a week ago, I went back to smoking a bowl at night (last night was the last time). Now I found out that I need to take a piss test sometime in the next week or two.

    Obviously, I’m not going to be smoking again (until after the test), and I’m wondering if you think dilution will help me pass.

    I think my metabolism is pretty good. Last time I had to do this, I was only smoking on weekends, and I smoked on a Saturday then tested negative on the following Wednesday.

    Thanks.

  18. chuito Says:

    2 hours before taking the urine test drink like 5 to 6 glasses of water go to the bathroom one then dinrik 2 more glasses and go do the test

  19. ashley Says:

    i have read everything on this site and i am still panicing because my fianc’e bought a 5 panel testing strips and today is sunday i was a heavy smoker i have not smoked since friday i have t o take the test wedsnesday today i did 5 perkesets and a vike do you think that diluting will help me to pass or do you know how long it will take pills to get out of your system?

  20. ashley Says:

    will that test be able to determine if my pee is dense enough or have enough creatin?

  21. Jake Says:

    Hi, I’ve been smoking daily for approximately 8 months now, and may be facing a urine test in 2-3 weeks, depending on whether or not I get a certain job. I’m about 5′9 and weigh about 135 pounds, with a lean build and a relatively fast metabolism. I stopped smoking today, and am wondering how realistic it is that I can pass a test by simply not smoking in the upcoming weeks. Thanks in advance for your time.

  22. Morgan Says:

    Okay, so I was a heavy smoker and then I stopped for 7 days because I had recently gotten in trouble and figured I would have to be tested soon, but I slipped up 2 nights ago.

    I just found out that I’ll have a random drug test either tomorrow or Wednesday (3days from now)
    I’ve been drinking a lot of water and sweat a lot at a concert the night before I smoked again, I wish I wouldn’t have smoked but is there anything I can do now?

  23. steph Says:

    Dee,
    I have to take a home drug test within the next few days or so.I’ve been smoking multiple times a day for a few months now. I quit last thursday (april 30) but then I relapsed and smoked roughly 2 bowls on monday (may 4). I’m 18 and weigh around 115 lbs. If I dilute my urine and take a b-complex will I pass? Please get back to me ASAP. Thank you!!
    Hdh

  24. Brian Says:

    dee,

    i have a drug test on May 11, i started a detox kit from GNC two days ago. it’s a seven day kit (pill form). i smoked two days in a row last week. i weight 160 and im in pretty good shape. im not a heavy smoker. will it matter if i finish the kit? or should i just try this duliton method. or do you think ill be ok?

  25. Michael Says:

    i am on probation. i get drug tested kind of randomly. i haven’t smoked for 4 months, but recently took a toke or two. is it possible for me to fail? or about how long would it stay in my system in this case?

  26. Nick Says:

    hey im a heavy pot smoker been smoking for the past 2 years just so happens the college im joining in sg reqs me to take a urine test for thc in aprox 10-12 days. im 145lbs and 6″2 pretty underweight.. planning to spend the time wise sober and in the sauna any advice ? going for the dilution method .. i heard some lab guys say if u mix apple juice n organge juice n drink on day of test u never test positive? advice plz

  27. tom Says:

    Hey Dee, or anyone else that may read this…. I’m a heavy smoker, and I found out today that I need to take a piss test TOMORROW MORNING…. So, as of right now, I’ve been clean for about 2 hours… lol… I’m kind of screwed… I’m 23, 6′ tall, and 190 pounds… I was wondering what the best way to go about this would be… Dillution was my first choice, but I just need a little reassurance as to how effective this method really is…

  28. teri Says:

    here’s one I bet u aint heard I’m in a methadone clinic and I have hep b I’m tested 2xs a month and I sometimes use cocain I have tested positive for 2 weeks after a use some say it’s the met some say the hep what can u tell me

  29. Anonymous Says:

    I DRINK A LOT OF BEER LAST NIGHT AND I HAVE TO BE DRUG TESTED IN 2 DAYS I NEED TO KNOW HOW TO PASS. IF NOT I GO TO JUVIE IM 17, 5′10 ,AND 150 LBS HELP!!!!!!!!

  30. sam Says:

    i am a heavy pot smoker for at least the past 2 years. on average i smoke about twice a day and found out recently that i have a drug test within the next 2 days. ive been drinking alot of water trying to dilute the my piss as much as i can and not to mention all the sweating ive been doing. im 6ft tall about 175 and pretty active. really looking for a way to pass this. and also could a lab test the difference between male or female urine?

  31. john Says:

    how long can you save urine before using it for a drug test?

  32. KB Says:

    Just to be safe, you can purchase a single test kit from CVS or Rite Aid to see if you are actually clean. The tests are 99.99% accurate and match the official lab tests. Many of them include the cost for you to ship to a lab to get the official word, however the test tells you in 5 minutes!

  33. Kendra Says:

    I need your help PLEASE. I have been four months clean. I mean NOTHING. Today is Saturday June 6th and I smoked and took xanax bars this Thursday and Friday and a little bit Saturday morning. I have a drug test this comming Thursday (about 5 days) for probation. My officer only uses the dip stick kind that she puts in my urine and then dumps the rest once I show negative so I know it does not go to a lab. I am not sure either about how many panels the test is. I would really appreciate a known thing that will work. I am 24, Five foot 3 inches and about 140 in weight.

  34. Harold Says:

    Was a daily pot smoker for bout 9 years with a very few days off during that time Only stayed off it long enough to pass 1 test. the quit for 1 year then picked up my daily habit again for about another year. I have not smoked Herb in any way shape of form for over 3 months,and I know for a fact (through testing) that it was 100% out of my system. Early this morning, I visited a friend, who smokes. He keeps it put away when I come over,but this time I happened to notice one of the best buds I have EVER seen in person. I decided to take one,and only one,average sized hit of the potent pot. I am 28 180 lbs 6′0″ and have a average to above average metabolism. How long approx. will it stay in my system ,and what can I do to speed up the process?

  35. bert Says:

    Dee,

    I have smoked more or less every day since I can remember. I am 22 and only weigh 160 pounds and have an incredibly fast metabolism. how long do you think it will take me to naturally get this out of my system?

    also, if i dilute, what’s the worst that can happen? do they just ask me to do it again?

  36. Adam Says:

    Dee, i smoke everyday and im taking a piss test july 8th. if i drink lots of fluids that day of my test, and my urine is clear will i pass?

  37. Dee Says:

    Adam, if you drink enough fluids the day of your test you’ll test negative for THC, but you WON’T pass a drug test if your urine is clear. You’ve got to at least take some b-2 to color your urine yellow, and hope that they don’t perform any other tests to check to see if you deliberately diluted. Some labs will let you take the test over if you diluted, but others will automatically fail you – just depends on the lab.

  38. Adam Says:

    B-2? in what way would i take it?

  39. Adam Says:

    Red bull? so drink water get clear piss then drink a red bull?

  40. Eric Says:

    I am applying for a new job, It is pretty important that I get it, just like everyone else… I smoke pretty much everyday, test will most likely be in a few days. I am in shape and active, short of smuggling my buddys piss in on my leg, any thoughts? I’ve read a fair amount but it is overwhelming to say the least, and I am more confused now than before. I would really apprechiate an email with some advice.

  41. Johnathan Says:

    I rarely smoke pot, but on July 3rd i took about four hits of my buddy’s bowl. I have to take a physical tomorrow for a job i am trying to get. I wasn’t told that a drug test would be given to me, but i just want to take some precaution. If i take a urine test, will drinking a lot of water do the trick? And if they need my bloodwork, am i pretty much screwed? I am 6′2 165 lbs. I would appreciate any advice.

  42. ryan Says:

    I secretly found out my company is having a “random” drug test in the next week or two. I have 3-5 hits 5 days a week or 2 hits from vaporizer. I haven’t smoked in 5 days, I took one hit from vaporizer two days ago and nothing since. I am 5′4 and 160lbs, I take 20mg of adderral a day. What are my chances of passing this test. I passed 3 years ago but I worked out every day and weighed 20lbs less….I have to pass this test. HELP

  43. Dee Says:

    Ryan,

    Unless you dilute I don’t think your chances of passing a urine test are very good, I’m sorry to have to tell ya. That’s just not enough time to get clean naturally, especially if you don’t have a fast metabolism.

    And if you don’t know exactly what day you’re going to be tested, diluting is gonna be tough. If it’s life or death that you pass this test, you might have to basically just go through the dilution process on a daily basis until after the test. That would be a huge PITA, but you just have to weigh that against how bad you think it would be if you fail.

  44. Marc Says:

    I have a urine test for a job (very once-in-a-lifetime sort of job) coming up sometime in the next two weeks (I will know the exact date eventually). I am a moderate smoker, smoking a bowl every 2-3 days or so, but I have not smoked in a week now. I am 5′9″/130 lbs. What do you think the odds of passing a test are? Will dilution be necessary?

  45. Dee Says:

    Marc,

    The question isn’t “what are the odds of passing a test” – the question is “will you be clean beyond the shadow of a doubt”. And the answer to that is No. You’re not a heavy smoker, but you are regular smoker, so with just 3 weeks of abstaining it could go either way. Once you know the date of your test, my advice would be to get a home test and just test yourself a few days beforehand. In fact, get 2 or 3 test strips (single panel will do), and test yourself at different times of the day. Only then will you know beyond the shadow of a doubt.

  46. Kev Says:

    Alright so Im a lifeguard and I can get randomly tested by my boss at any time, and I was just wondering what the amount of days it would take for my body to get clean naturally based on how I live,

    i work out a lot, im about 6′3 and only around 165ish lbs.
    I am constantly playing water polo and swimming so I burn a lot of calories,
    when I smoke I do it about once a week, but in large quantities,
    so how long do you think it would take for me to get clean naturally? if that would take to long, then which of these methods you listed above be the best for me?

    -thanks

  47. benzo guy Says:

    what is the best way to pass a test for benzo’s…
    I took about 8 bars in the last few days and need to pass a test in 10 days

  48. jedidiah Says:

    i was drunk and fucked up and took 4 hits off a joint sat night i take a drug test for probation wensday this week im on 3 here probation i before i can dilute mysystem with no problem or just tell my po i was smoking bus in jail

  49. Dee Says:

    Jedidiah, dilution would work fine in your situation. But if you were completely clean before Sat. night, you might be clean again by Wed. Go get a home test and test yourself on Tuesday night to make sure.

  50. Dee Says:

    Kev, you might be clean in a couple of weeks, it’s impossible to say for sure. But quicker than most folks, anyway.

    If you’re given a urine drug test with absolutely NO notice, there’s nothing you can do I’m afraid. Dilution works the best, but you need to be prepared for it and that takes 2-3 hours.


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