12
Participants
Start Date
October 31, 2016
Primary Completion Date
August 31, 2017
Study Completion Date
December 20, 2017
Carbon monoxide
carbon monoxide, 4.7, Purity 99.997, inhalation of carbon monoxide in a volume corresponding to carboxyhemoglobin 10 and 20%, calculated from baseline Hg and body mass
AIR
Room air will be administered as placebo
Danish Headache Center, Glostrup Municipality
Danish Headache Center
OTHER