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Doctor insights on: How Long Does Weed Stay In Your System Chart

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Dr. Charles Glassman
Board Certified, Internal Medicine
30 years in practice
569K people helped
1

1
How long does weed stay in your system?

How  long  does weed stay in your system?

Marijuana in Body: The active ingredient in marijuana is THC. The half-life (meaning how long it takes for 1/2 of it to "disappear") is about 20 hours. It can settle in fat cells and take time to get out of the body. Generally after 2-weeks it is all gone, although there have been reports of up to 30-days. ...Read more

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Dr. Adam Levy
Board Certified
31 years in practice
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Dr. Robert Killian
Board Certified, General Practice
22 years in practice
327M people helped
2

2
How long does weed stay in your system for a oral drag test. And is there any way that you can clean your system besides not smoking.

How long does weed stay in your system for a oral drag test. And is there any way that you can clean your system besides not smoking.

Bad News: Marijuana or cannabis can be tested positive for months after one stops using it. Most modern tests can also now discover attempts to 'cover up' or 'clean' or scam the test. It is always better to be honest up front if there is any legal issues pending. ...Read more

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Dr. Adam Levy
Board Certified
31 years in practice
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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
3

3
How long does weed stay in your system even if you don't inhale?

How long does weed stay in your system even if you don't inhale?

Guess that depends: On how much weed you didn't inhale. Single use of marijuana should be out of your urine in 1 to 7 days. Regular use of marijuana – should be out of urine in 7 to 100 days. Single use marijuana can be detected 12 to 24 hours in blood. Regular use marijuana can be detected for 2 to 7 days in blood.Marijuana regular use detected in hair for months. Single use might not be picked up in hair. ...Read more

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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
4

4
How long can weed stay in your system if you only smoked once?

Detection: Single use of marijuana should be out of your urine in 1 to 7 days. Single use marijuana can be detected 12 to 24 hours in blood. Single use might not be picked up in hair. ...Read more

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Dr. Adam Levy
Board Certified
31 years in practice
523K people helped
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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
5

5
Can you tell me how long it takes 4 hits of weed stay in your system?

Detection: Single use of marijuana should be out of your urine in 1 to 7 days. Regular use of marijuana – should be out of urine in 7 to 100 days. Single use marijuana can be detected 12 to 24 hours in blood. Regular use marijuana can be detected for 2 to 7 days in blood.Marijuana regular use detected in hair for months. Single use might not be picked up in hair. ...Read more

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Dr. Carla Enriquez
Board Certified, Adolescent Medicine
44 years in practice
19M people helped
6

6
Usually how long can weed stay in your system?

Usually how long can weed stay in your system?

Depends on use: The half life of mj & its metabolites is very long. Depending on duration and amount used could be detectable in urine for 30 days and hair for one year. ...Read more

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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
7

7
Usually how long can weed stay in your system for drug tests?

Usually how long can weed stay in your system for drug tests?

THC: Single use of marijuana should be out of your urine in 1 to 7 days. Regular use of marijuana – should be out of urine in 7 to 100 days. Single use marijuana can be detected 12 to 24 hours in blood. Regular use marijuana can be detected for 2 to 7 days in blood. ...Read more

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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
8

8
Can someone tell me how long will a dime of weed stay in your system?

Can someone tell me how long will a dime of weed stay in your system?

That depends on : How heavily you smoke and how long you have smoked for. In a regular user it can be picked up through testing for months. ...Read more

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Dr. Pamela Pappas
Board Certified, Psychiatry
36 years in practice
135M people helped
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9
How long does horny goat weed stay in your system?

How long does horny goat weed stay in your system?

No studies: I could not find any studies of the pharmacokinetics of this herb, so we really don't know the answer to your question. When used, it's taken 2-3 times/day -- but this doesn't yield the info you're looking for either. This is where pharmaceuticals are much more predictable. ...Read more

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Dr. Steven Reidbord
Board Certified, Psychiatry
30 years in practice
3M people helped
10

10
How long does it take weed to stay in your system? Since i tried it

A few weeks: Although the effects of marijuana last a few hours or a day, the active chemical remains detectable in the body for roughly 3 weeks (depending on the test used, and the amount consumed). ...Read more

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Dr. Adam Levy
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