Long-term safety and tolerability of STS101, a novel investigational dihydroergotamine nasal powder: initial data from the ASCEND study 

Cardiovascular safety of STS101, a novel investigational DHE nasal powder product: initial data from the ASCEND study 

Pharmacokinetics and safety of STS101, a novel investigational DHE powder drug-device combination in healthy subjects 

Pharmacokinetic comparison of STS101 (A novel investigational DHE nasal powder) with liquid nasal spray, injectable, and oral inhaled DHE formulations