Colchicine (brand-name Colcrys) is a generic prescription medicine used to prevent and treat gout attacks in adults. Gout is a form of arthritis that can cause sudden, severe pain in your joints.

Founded in 2000, Ascend Laboratories distributes about 52 drugs in the U.S. It is a unit of Alkem Laboratories, a generic drugmaker in India. Ascend has 7 manufacturing sites including in the U.S. and India.