100% Medical grade oxygen administered at 15 liters per minute (LPM) with a non rebreather mask is a very effective way of aborting many Clucter Headaches. This video shows a non rebreather mask, a 15 LPM regulator, and an E size oxygen tank. This video also shows a Cluster headache being aborted with oxygen use, as well as a Cluster Headache not treated with oxygen,

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