Lisa they changed the names of these headaches over the years and misdiagnosed them for years started off with migraines then it went to clusters then it went to retro ocular then it went to hypnic headache I don't think anybody knows what to call itI call it excruciating eyeball pain that wakes me up at the same time each night I have them causing sleep deprivation and all the ill effects that comes with it including hallucinations aggravation suicidal thoughts depression I'm looking for somebody who knows how to treat eyeball pain and feels like somebody's pushing on my eyeballs from the inside