<p>The common side effects of Etodolac involve the gastrointestinal system. It can cause abdominal pain, constipation, diarrhea, dyspepsia, flatulence, heartburn, nausea, Gl ulcers, vomiting. Other events including abnormal renal function, anemia, dizziness, edema, elevated liver enzymes, headaches, increased bleeding time, pruritis, rashes, tinnitus etc.</p>