PURPOSE: A pharmaceutical composition containing pilocarpine or pharmaceutically acceptable salt thereof is provided to relieve pain, xerostomia, keratoconjunctivitis sicca, and irritable bowel syndrome symptom.CONSTITUTION: A pharmaceutical composition for treating fibromyalgia syndrome contains pilocarpine or pharmaceutically acceptable salt thereof. The salt is pilocarpine hydrochloride. The composition also contains gabapentine, pregabalin, extract from vaccinia virus-vaccinated rat inflammatory skin extract, clonazepam, milnacipran, paroxetine, amitriptyline, mianserin or pharmaceutically acceptable salt thereof.COPYRIGHT KIPO 2012본 발명은 필로카르핀 또는 그의 약학적으로 허용되는 염을 포함하는 섬유근육통 치료용 의약 조성물을 제공한다. 본 발명에 의해 섬유근육통의 새로운 치료제가 제공된다.