A Study to Evaluate the Safety of STS101 in the Acute Treatment of Migraine (ASCEND)
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ClinicalTrials.gov Identifier: NCT04406649 |
Recruitment Status :
Completed
First Posted : May 28, 2020
Last Update Posted : March 16, 2023
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Migraine Migraine With Aura Migraine Without Aura | Drug: Dihydroergotamine | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 482 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | An Open-Label, 12-Month Study to Evaluate the Safety and Tolerability of STS101 (Dihydroergotamine Nasal Powder) in the Acute Treatment of Migraine |
Actual Study Start Date : | September 14, 2020 |
Actual Primary Completion Date : | January 16, 2023 |
Actual Study Completion Date : | January 16, 2023 |

Arm | Intervention/treatment |
---|---|
Experimental: STS101
STS101 (dihydroergotamine nasal powder)
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Drug: Dihydroergotamine
Dihydroergotamine is a semi-synthetic derivative of ergotamine tartrate.
Other Name: Dihydroergotamine Mesylate |
- Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability] [ Time Frame: Up to 12 months ]Incidence of adverse events, incidence of abnormal physical examination findings, abnormal 12-lead ECG readings and incidence of nasal symptoms.
- Pain Freedom [ Time Frame: Up to 48 hours post-dosing ]Proportion of subjects free from headache pain (defined as moderate or severe headache pain becoming none on a 4-point scale)
- Freedom From Most-Bothersome Symptom [ Time Frame: Up to 48 hours post-dosing ]Proportion of subjects free from most bothersome symptom (MBS) among photophobia, phonophobia and nausea

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Ages Eligible for Study: | 18 Years to 65 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Key Inclusion Criteria:
- Males or females, 18-65 years of age at the time of Screening Visit
- Subject has at least 1-year history of migraines (with or without aura), according to the
- International Classification of Headache Disorder, 3rd Edition (ICHD3)
Key Exclusion Criteria:
- Pregnant or breast-feeding women
- Women of child-bearing potential not using or not willing to use highly effective contraception.
- Diagnosis of headache conditions other than migraine with or without aura, including diagnosis of basilar or hemiplegic migraines or cluster headache.
- History of coronary artery disease, coronary artery vasospasm (including Printz-metals' angina), clinically significant arrhythmia or, peripheral vascular disease, ischemic disease (e.g. Raynaud's syndrome, ischemic bowel syndrome, angina pectoris, myocardial infarction, or documented silent ischemia); percutaneous coronary intervention, or cardiac surgery.
- History of cerebrovascular disease, including but not limited to stroke, transient ischemic attack, cerebral hemorrhage, subarachnoid hemorrhage.
- Diagnosis of major depression with current symptoms, psychosis, alcohol abuse or dependence, drug abuse or dependence, major psychiatric conditions (e.g. schizophrenia, psychosis or Bipolar disorder), dementia. Other significant neurological or psychiatric disorders (including other pain syndromes or risk of suicide) that in the opinion of the investigator might interfere with study participation and assessments or subject safety.
- Any clinically significant symptoms or conditions, including but not limited to central nervous system (e.g., seizures), cardiac, pulmonary, metabolic, renal, hepatic or gastrointestinal conditions or history of such conditions that, in the opinion of the investigator might interfere with study assessments or safety of participant.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04406649

Study Chair: | Detlef Albrecht, MD | Satsuma Pharmaceuticals, Inc. |
Responsible Party: | Satsuma Pharmaceuticals, Inc. |
ClinicalTrials.gov Identifier: | NCT04406649 |
Other Study ID Numbers: |
STS101-003 |
First Posted: | May 28, 2020 Key Record Dates |
Last Update Posted: | March 16, 2023 |
Last Verified: | March 2023 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
dihydroergotamine dihydroergotamine mesylate migraine |
Migraine Disorders Migraine without Aura Migraine with Aura Headache Disorders, Primary Headache Disorders Brain Diseases Central Nervous System Diseases Nervous System Diseases Dihydroergotamine Vasoconstrictor Agents |
Dopamine Agonists Dopamine Agents Neurotransmitter Agents Molecular Mechanisms of Pharmacological Action Physiological Effects of Drugs Analgesics, Non-Narcotic Analgesics Sensory System Agents Peripheral Nervous System Agents |