hi i went to drs 3 week ago with a cold at the same time in my right handside bottom of my rib cage my muscles feels like they go into a knot and i cant move for about 3 to 4 seconds it realy hurts when it comes on i was on antibiotics for a week coz told me it was an infection . then about 4 days ago its started again so dr put me back on antibiotics but have no cold or flu just some times i just feel short of breath i am so uncomfortable at night it takes me ages to get out of bed in the morn but have been up last 2 nights with it am taking co-codomol still same