A member 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?

A doctor has provided 1 answer
Dr. Robert Killian answered

Specializes in General Practice

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.

Answered 11/12/2016

4.3k views

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