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Pharmacology

Analgesics for dental pain

Ibuprofen + paracetamol combination is first line for most adults.

  • Ibuprofen 400 mg every 6–8 h (max 2400 mg/day prescription, 1200 mg OTC).
  • Paracetamol / acetaminophen 1 g every 4–6 h (max 4 g/day; 2–3 g if hepatic risk, low weight, alcohol).
  • Combination ibuprofen 400 mg + paracetamol 1 g is more effective than opioids for most dental pain.
  • Avoid NSAIDs: active peptic ulcer, severe renal impairment, NSAID-sensitive asthma, late pregnancy, anticoagulants (caution).

UK vs US

UK / Europe

SDCEP: ibuprofen 400 mg every 4–6 h; paracetamol 1 g every 4–6 h (max 4 g/day).

United States

ADA 2024: ibuprofen 400 mg + acetaminophen 1000 mg first line; avoid opioids unless NSAIDs are contraindicated. Max acetaminophen 4 g/day (3 g if risk factors).

Sources

Checked against these sources on 2026-10-22. Guidelines change — open the source to confirm.

Summarised from the sources above. Always verify against current local guidelines and the patient's medical history.

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