Sorrento is an oncology company developing new treatments for cancer and its associated pain. Sorrento's most advanced asset Cynviloq, the next-generation paclitaxel, commenced its registrational trial on March 31, 2014 and is being developed under the abbreviated 505(b)(2) regulatory pathway. Sorrento is also developing RTX, a non-opioid TRPV1 agonist currently in a Phase 1/2 study at the National Institutes of Health to treat terminal cancer patients suffering from intractable pain.