Gave me 15mg of Ketamine slow 10 min iv push infusion w/ Lorazepam and Midazolam IV and it helped the pain, a lot, also the 20-30mg IV Very Slow 1000ml bag of infusion over 45 min to 1/hr. helped with my Pain, PTSD and depression alot ((no hallucinations w/ myself just dissociated )) and my audio was distorted Ketamine is the hospital's version of PCP and it will be coming back also as an alternative to Narcotics. from the world for me just like laughing Gas for me.