....OXYGEN, an opti-mask nonrebreather mask or direct tube, (other sourced demand valves the Cadillac worth investigating) from clusterheadaches.com, a regulator of 15-25 lpm (Amazon), energy drink or strong caffeine drink (5-hr energy my fav, no sugar, more caffeine/taurine than most), hit that O2 the first sign of a hit, try various breathing techniques like hyperventilation, breathe and hold, slow breathing....or a combination....
...and please do listen to Shaun...he knows whereof he speaks....suma and other triptans should only be used as abort of last resort. the near instant relief is so enticing it can lead down a rabbit hole of hit/abort/rebound....rinse, repeat and ride the agony train...
best
jon