The Effects of Levcromakalim in Patients With Cluster Headache

Exclusion Criteria

• •Primary headache types except above.
• •Secondary headache disorders, according to ICHD-3.
• •Headache at baseline.
• •Anamnestic information or clinical signs of (at inclusion date) hypertension (systolic blood pressure \>150 mmHg and/or diastolic blood pressure \>100 mmHg) or hypotension (systolic blood pressure \< 90 mmHg and/or diastolic blood pressure \< 50 mmHg)
• •Known severe or treatment-requiring cardiovascular disease including cerebrovascular disease.
• •Anamnestic or clinical evidence of mental disorder or substance abuse.
• •Anamnestic or clinical evidence of any disease considered by the investigating physician to be relevant to participation in the study.
• •Pregnant or lactating women.