The Nutrient All ALS Patients May Need pH Drip Lab Treatment with high dose vitamin B12 been shown to be safe B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics Mecobalamin, a naturally occurring form of vitamin B12, was approved in Japan on September 24 under the brand name Rozebalamin to treat ALS.Vitamin B Injections prove to be helpful for newly diagnosed B12 Injections Norfolk, VA Guy Trengove Jones MD Has anybody heard of high dose B12 injections slowing down ALS? If anybody is taking them, would like to know if it works and if the shots give you more energy.