Diagnosis video call by doctor intercostal muscle strain, muscle tear left lower chest near ribs , 5 days before Injury happen pain still not gone , I already took 2 tab naproxen, 2 tab combiflam, 4 tab of zerodol th4, & now stared only 400 mg brufen 2 tab per day , one more thing after injury I immediately sprayed cold spray on ribs after 2 days that area skin got burn & black after 5 days that skin is itching now , ......tell me how & when everything will be fine.. .now 1 week no decrease in pain , tell me from list of medication I have which one to continue. 1) paracetamol 500 2) brufen 400 3) zerodol th4 4) naproxen 250...which one is best