how long does it take for effexor to leave your body
Effexor can leave your system pretty fast. Depending on your dosage and how long you were taking it, you may have withdraw symptoms by day 2. It should be totally out of your system within 3-5 days.However, if you are being tested and they take a blood or hair sample, it may show up in results.epending on your dosage and how long you were taking it, you may have withdraw symptoms by day 2. It should be totally out of your system within 3-5 days. However, if you are being tested and they take a blood or hair sample, it may show up in results.