twins linus, left, and maarten have more sweat glands and tooth precursors than their older brother joshua, 5, after being treated with a drug in utero..
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..
another new drug in the migraine pipeline is lasmiditan. it works the same way as triptans. but unlike the triptans, it doesn't constrict.