https://rxchat.com/Discuss/scared-of-hair-test-263034_s2.htm?utm_source=forums_posts&utm_medium=RSS&utm_campaign=RSS I took a half of a vicodin pill 21 days ago an have not been taking it for over a year, will it show up in a hair follicle test - Filed in Vicodin en-us Copyright 2026 RxChat.com. All Rights Reserved. Sat, 5 Apr 2014 15:40:54 GMT 60 https://rxchat.com/images/mc_logo.png https://rxchat.com/Discuss/scared-of-hair-test-263034_s2.htm?utm_source=forums_posts&utm_medium=RSS&utm_campaign=RSS https://rxchat.com/Discuss/scared-of-hair-test-263034_s2.htm?utm_source=forums_posts&utm_medium=RSS&utm_campaign=RSS#r_345257 https://rxchat.com/Discuss/scared-of-hair-test-263034_s2.htm?utm_source=forums_posts&utm_medium=RSS&utm_campaign=RSS#r_345257 A hair drug test is meant to show consistent use over time. A 1.5 inch sample of hair, taken from the scalp, will go back 90 days. One time use will not show up on a hair drug test so I wouldn't worry about it showing up on a hair follicle drug test. Mon, 7 Apr 2014 12:58:03 GMT https://rxchat.com/Discuss/scared-of-hair-test-263034_s2.htm?utm_source=forums_posts&utm_medium=RSS&utm_campaign=RSS#r_344976 https://rxchat.com/Discuss/scared-of-hair-test-263034_s2.htm?utm_source=forums_posts&utm_medium=RSS&utm_campaign=RSS#r_344976 I took a half a <a href="https://rxchat.com/Drugs/Vicodin/" target="_blank">vicodin</a> 21 days ago will it show up in a hair follicle test Sat, 5 Apr 2014 15:40:54 GMT