A very small number of Celebrex users report fatigue as a side effect of using Celebrex, reports Drugs.com. Common side effects of Celebrex include cough, skin rash, fever, sore throat and sneezing. Some users report swelling of the lower legs, feet, fingers and face.
Celebrex symptoms less commonly or rarely seen include burning skin, blurred vision, chest tightness, confusion and chest congestion, notes Drugs.com. Some Celebrex users report pain in the jaw, back or arm and bloody, tarry or black stools. Additional side effects include chills, heartburn, loss of appetite, increased thirst and more frequent urination, although users report these side effects less commonly.