Insys Therapeutics is a specialty pharmaceutical company with a focus on supportive care products. The opioid-tolerant cancer patients market Subsys, a fentanyl spray for breakthrough cancer pain, while the Dronabinol SG Capsule is a generic equivalent to Marinol for the treatment of chemotherapy-induced nausea, vomiting, anorexia, and weight loss in AIDS patients. Insys Therapeutics is also developing Dronabinol Oral Solution, a liquid formulation of dronabinol.