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Orlando, FL
A 22-year-old male asked:

I've smoked weed twice a week for the last 2 months, before that i rarely smoked. how long would the thc take to be out of my system for a blood test?

1 doctor answer1 doctor weighed in
Dr. Robert Killian
General Practice 29 years experience
Cannabis: Unfortunately there are many variables at play here but commonly it is three months or longer depending on the amount of body fat you have.

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Last updated Nov 12, 2016

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