Proxym XT 325 mg/200 mg Tablet may cause side effects such as nausea, vomiting, stomach pain, indigestion, diarrhea, constipation, dizziness, headache, tiredness, or rash. Consult your doctor if these symptoms persist or worsen. Paracetamol rarely causes side effects when taken at the correct dosage, but consult your pharmacist or doctor if you experience anything unusual or have concerns.