yet these drugs are not a "home run," says elizabeth loder, md, a professor of neurology at harvard medical school and chief of the division of headache at brigham & women's hospital..

"the big unanswered question is concerns over safety in pregnancy," she says. cgrp levels are lower than normal in pregnant women who have.

another new drug in the migraine pipeline is lasmiditan. it works the same way as triptans. but unlike the triptans, it doesn't constrict. 1. november 14, 2017.