Opiate drugs, including prescription painkillers and heroin, can produce withdrawal symptoms just hours after the last dose, and the symptoms can last for a week or more. Timeline For Stages Of Opiate Withdrawal. The exact timeline for opiate withdrawal can vary from person to person depending on the specific drug that was used, method of use (injection, snorting, or smoking), how long the person used the drug and how much of it. Opioid withdrawal can be very uncomfortable, and many people continue taking these drugs to avoid unpleasant symptoms, or they try to manage these symptoms on their own. Vicodin Description. Hydrocodone bitartrate and acetaminophen is supplied in tablet form for oral administration. WARNING: May be habit-forming (see PRECAUTIONS, Information for Patients/Caregivers, and DRUG ABUSE AND DEPENDENCE). Hydrocodone is available in combination with other ingredients, and different combination products are prescribed for different uses. Some hydrocodone combination products are used to relieve moderate-to-severe pain. Withdrawal is a tough obstacle in overcoming opiate addiction, but you can get through it. Learn about the withdrawal process and how to cope. LISTEN TO AUDIO OF THIS CONTENT. Delirium tremens (DTs) is the most severe form of alcohol withdrawal. It’s a psychotic condition characterized by hallucinations, tremors, anxiety and disorientation. Withdrawal from these drugs on your own can be very hard and may be dangerous. Treatment most often involves medicines, counseling, and support. VICODIN ® 5 mg/300 mg. The usual adult dosage is one or two tablets every four to six hours as needed for pain. The total daily dosage should not exceed 8 tablets. A general overview of certain drugs and their withdrawal timeline is as follows: Heroin: Withdrawal begins within 12 hours of the last dose, peaks within 24-48 hours, and lasts a week to up to a week (with some symptoms sometimes lasting months), per the National Institute on Drug Abuse.