The problem with chronic pain is because by definition it lasts for a long time, the opioid painkillers do not tend to help with chronic pain. Worse than that if you take this medication in the long term there is the potential to become dependent upon it and indeed addicted. Not just that, they become less effective with time because our bodies become quite used to them and so what that means is to get the same effect you need to take a higher and a higher dose.
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