Physician, heal thyself. With a miraculous hypospray? You bet!
For over fifty years, Star Trek has employed the cool alternative to those nasty needles - a hypospray. Based on a real life device - the jet injector - the speedy tech toy has saved many lives and caused Enterprise Chief Medical Officer, Dr. McCoy, a stressful trip though time by going through The Guardian of Forever in City On The Edge Of Forever. C’mon. Let’s talk miracles of medicine with the hypospray.
Star Trek Tech: What Exactly Is A Hypospray?