Descarboxy 1-Hydroxy Ketorolac,(2,3-Dihydro-1-hydroxy-1H-pyrrolizin-5-yl)phenylmethanone,"Descarboxy 1-Hydroxy Ketorolac is an impurity of Ketorolac , an analgesic and anti-inflammatory agent. ;Impurity in commercial preparations of Ketorolac",Ketorolac Therapeutic