christopher glazek, if you have insight you are free to weigh in. christopher: i am not sure the case is exactly the same, but it raises an issue which comes up a lot, there is always a balancing act between delivering medications to patients that really need it, and preventing addictive medication from flooding the market and creating all the public health problems. it is something we struggled with with opioids for a long time, so you have very organized patient groups concerned that with all the headlines about the opioid epidemic killing thousands of people, it is like 1000 people every week, that they will no longer be able to get opioids that they need. it is a difficult problem to go through. one thing i would say, this is - shift inas been a attitude about this and last year the cdc issued guidelines raising questions about whether powerful, long acting opioids are actually appropriate for treating chronic pain longer than six weeks. there is not strong research that suggests they are effective for chronic pain, because they change your pain