People with chronic bad backs may soon have cause to jump for joyâcarefully, of course. A large scale, randomized, double blinded, and controlled clinical trial has shown that a specifically formulated cannabis extract can significantly alleviate peoples back pain. German based pharmaceutical company Vertanical developed the extract, code named VER 01, and sponsored the phase III trial. People who took VER 01 experienced a greater reduction in pain compared to people on a placebo, the study