Depends. THC stays detectable longer than most other drugs and may be detectable three months after last use in chronic heavy user. See this site for information about clearance of drugs. http://www.canorml.org/healthfacts/drugtestguide/drugtestdetection.html.
How long does it take for marijuana to leave the urine of a 105lb female. Applying for a job have to take a drug test quit smoking 3 weeks ago will I be ok
Depends. Depends on how much smoking you were doing for how long, and while weight doesn't matter per se, since thc metabolites accumulate in fat, it does depend on how much fat there is - you didn't give your height but unless you are 4 feet tall, 105 pounds doesn't sound like a lot of fat. In people who smoke marijuana regularly, it can stay positive for 3 weeks +. Get a drugstore test and see 4yourself. Read more...