Teva Neuroscience never deviates from its focus on developing and marketing drugs for neurological disorders. The company's primary product is Copaxone, an injection drug designed to reduce relapses in patients with relapsing-remitting multiple sclerosis. Teva Neuroscience also distributes Azilect, a treatment for Parkinson's disease, and the company is conducting research into other neurological disorders. Its products are marketed through direct sales representatives and distributors in North America. In addition, the company has established several patient education and advocacy programs for multiple sclerosis patients. Teva Neuroscience is a subsidiary of Israeli drugmaker Teva Pharmaceutical Industries.