how long before effexor is out of your system
How long does it take Effexor (venlafaxine) to get out of your system if you have only been taking it for a week? Effexor (venlafaxine): Effexor (venlafaxine) and its breakdown product have half-lives of 5 and 11 hours, respectively. This means that both should be gone from your system in 55 hours, or about 2.5 days.