Vicodin Withdrawal Symptoms: List of Possibilities Below is a list of possible withdrawal symptoms that you may experience when discontinuing Vicodin. Keep in mind that not everyone will experience every symptom listed below. After 3 years of taking up to twenty 5mg Vicodin per day (got it down to 7-8 per day before cold turkeying -- now I know why it's called that), I am in my 7th day of complete abstinence. Still, Vicodin addiction can be tough to break because of withdrawal. Sometimes, you may experience symptoms of Vicodin withdrawal even when you use it correctly. Vicodin withdrawal can produce a wide range of physical symptoms which can occur when someone stops or dramatically reduces the drug after heavy or prolonged use. Vicodin withdrawal symptoms develop and change in the days to weeks following the last dose taken. People who are dependent on short-acting opioids like Vicodin may experience relatively early onset withdrawal symptoms that start within 6–12 hours of their last dose. You need to wean yourself off the vicodin by continuing to take it but in smaller and smaller amounts, until you no longer need it. Doing it this way will prevent the withdrawal symptoms you're having. I did this after my mastectomy and reconstructive surgery when I realized I was addicted to them. I didn't realize vicodin was so easy to come by. Hydrocodone Withdrawal and Detox. After developing a dependence on hydrocodone, many users experience withdrawal symptoms when quitting use of the drug. Dependence and withdrawal Even if you take them exactly as prescribed, Vicodin or Percocet may become habit-forming. In other words, these drugs can cause physical or mental dependence. Hi, 2 years ago I was prescribed.5mg of Xanax daily for anxiety. Well, a few weeks back I went through a stressful situation and made the mistake of increasing my dosage, resulting in my running out early.