question: Hi, I am Milind, diagnosed sero negative arthritis,with Rh factore positive.ANA TEST IS NEGATIVE.I am on celecoxib 200 1bd,Leflunomide 20 1 od & Hydroxychloroquine 200 1 bd. My overall condition is stable & without pain episode ever since medicine started 5 month back. HOWEVER, I am fealing weakness & mascular pain on stress. My physician has given Myoril 4mg 1 bid for week. HOW long these medicine will continue? Do you suggest any other reasone for weakness & mascular pain. I am non diabitic, no history of hypertension,lipid profil, LFT, RFT & BIOOD PICTURE REPORT NORMAL. AGE 53Y MALE, WT 90KG HT 165 CMS.