Stability-increasing pharmaceutical composition containing novel pebiprofen salt as main component

The present invention provides a pharmaceutical composition having improved stability and containing a novel salt of pebiprofen as a main component, and provides a pharmaceutical composition containing a pebiprofen tromethamine salt represented by the following Chemical Formula 2 as a main component, the pharmaceutical composition according to the present invention having an effect of reducing side effects in the gastrointestinal tract. The pharmaceutical composition according to the present invention contains one or more disintegrants selected from the group consisting of low-substituted hydroxypropyl cellulose, starch, and mixtures thereof, and thus exhibits excellent stability. [Chemical Formula 2]. 本发明提供以培比洛芬新型盐为主成分的增加稳定性的药学组合物，提供一种包含以下述化学式2表示的培比洛芬氨丁三醇盐作为主成分的药学组合物，根据本发明的药学组合物具有减轻胃肠道副作用的效果。本发明的所述药学组合物包含选自由低取代羟丙纤维素、淀粉及它们的混合物构成的组的1种以上崩解剂，因而表现出优异的稳定性。[化学式2]。