SALICYLIC ACID DERIVATIVE COMPOUND AND PHARMACEUTICAL COMPOSITION CONTAINING THEM

摘要

The present invention provides the salicylic acid derivative compound or its pharmaceutically acceptable salt useful for treating several diseases, a pharmaceutical composition containing the compound or its salt, and a treating or preventing method using the compound or its salt. The salicylic acid derivative compound of the present invention has suppressing effect on excitatory toxicity, anti-oxidant effect, cell-protecting effect, anti-inflammatory effect, etc. and can be effectively used for treating or preventing brain neuronal disease such as amyotrophic lateral sclerosis, Parkinson' s disease, Huntington' s disease, Alzheimer' s disease, stroke, traumatic brain injury and traumatic spinal cord injury; ocular disease such as glaucoma, diabetic retinopathy and macular degeneration; pain disease such as neuropathic pain; and inflammatory disease such as arteriosclerosis, gastritis, colitis, arthritis, nephritis, hepatitis, cancer and degenerative disease.