Pain Management Drugs Market: Global Industry Analysis and Forecast to 2020
Pain is an unpleasant sensory and emotional experience caused due to tissue damage or illness. It is caused due to injury and various diseases such as osteoarthritis, chronic arthritis, diabetic neuropathy, multiple sclerosis, stomach ulcer, fibromyalgia and cancer. It can be classified on the basis of duration as acute pain and chronic pain. Acute pain is sudden onset of pain where as chronic pain persists for long periods. Chronic pain is mainly caused due to aging conditions of bone and...
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