Codeine and promethazine contains an opioid (narcotic) cough medicine, and may be habit-forming. Codeine and promethazine may also be used for purposes not listed in this medication guide.
What does promethazine do to opiates?
Used with opioids, promethazine augments opioid- induced euphoria and allows for a lower dose of opioid. Promethazine prevents opioid-induced nausea and helps alleviate some withdrawal symptoms.
Is promethazine addictive?
Is promethazine addictive? Its unlikely that youll get addicted to promethazine. But its best that you only take it for a very short time, unless your doctor tells you to take it for longer. Not a lot is known about taking promethazine for a long time, so theres more chance of having side effects.