Question: what are the dangers of taking diclofenac?
Answer: A: The most commonly reported side effects of diclofenac (Cataflam, Voltaren-XR) are dyspepsia, nausea, abdominal pain, constipation, headache, dizziness, rash, and drowsiness. More serious (and rarer) reactions include stroke, high blood pressure, GI bleed, and heart attack.