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Use of Dihydroergotamine (DHE) Should Be Restricted to No More Than Twice a Week

Authors

  • Peer C. Tfelt-Hansen MD, DMSc,

    Corresponding author
    1. Danish Headache Center, Department of Neurology, Glostrup Hospital, Glostrup, Denmark
    • Address all correspondence to P.C. Tfelt-Hansen, Danish Headache Center, Department of Neurology, Glostrup Hospital, Glostrup 2600, Denmark.

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  • Hans-Christoph Diener MD, PhD

    1. Department of Neurology and Headache Center, University of Duisburg-Essen, Germany
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  • Conflict of Interest: None.

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