codeine withdrawal how long
Codeine Withdrawal Syndrome. Withdrawal symptoms begin within eight to 12 hours of the last codeine dosage, and peak within 48 to 72 hours. The discomfort can last a week or more, depending on individual factors such as how long you were addicted and how much codeine you were using.odeine Withdrawal Syndrome. Withdrawal symptoms begin within eight to 12 hours of the last codeine dosage, and peak within 48 to 72 hours. The discomfort can last a week or more, depending on individual factors such as how long you were addicted and how much codeine you were using.