We are very careful to explain potential complications of nerve blocks. Patients need to understand synthetic steroids can cause your adrenal glands to stop making natural steroids leading to a condition called Addison’s disease. This can be very dangerous as our body needs natural steroids to function. This is why I try to limit these blocks to two and possibly a third but space over a period of time. Unfortunately, they can give such relief that patients will demand them too often. Your physicians needs to monitor this if they feel you are stopping your own natural production. Combination of other things such as medication or even acupuncture can be a substitute.