.he added: �these findings show that despite the tireless work of doctors and nurses, it appears that some cancer patients are still enduring shockingly long waits to start treatment. .the staff's "dearth of knowledge" about the correct procedure to follow when someone dies unexpectedly was also highlighted. . email .over years of research, scientists discovered that cgrp helps transmit pain signals in the brain. .loder, who hasn't been involved with any cgrp drug studies, cautions that these medicines don't work for everybody. and they may be risky for some people.