How long do drugs stay in your system?
The length of time that the presence of drugs of abuse in the body can be detected is an important factor in drug screening. The chart below outlines approximate duration times. When interpreting the duration for the presence of drugs of abuse in the body, you must take into consideration variables including the body's metabolism, the subject’s physical condition, overall body fluid balance, state of hydration and frequency of usage.
The chart below shows the average duration times of how long drugs stay in the body and are not intended to apply to a specific individual.
DRUG OF ABUSE |
LEVEL OF USAGE |
TIME PERIOD |
| Marijuana (Cannabis) |
Single use |
3-5 days |
|
Moderate use (3 times per week) |
8-12 days |
|
Heavy use (daily) |
21-30+ days |
| Cocaine |
Any level of use |
2-3 days |
| Opiates |
Any level of use |
2 days |
| PCP (Phencyclidine) |
Any level of use |
3 - 8 days |
| AMP's (Amphetamines) |
Any level of use |
2 - 4 days |
| Ecstasy |
Any level of use |
3 - 5 days |
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Adulteration Test