The ASCEND trial is a multi-center, multiple dose (PRN), open-label, 12-month study to evaluate the safety and tolerability of STS101 (dihydroergotamine nasal powder) in the acute treatment of migraine.
Study STS101-003 is a multi-center, multiple dose (PRN), open-label, 12-month study to evaluate the safety and tolerability of STS101 (dihydroergotamine nasal powder) in the acute treatment of migraine.