Summary of pain treatment Three-step analgesic ladder regimen of the WHO is a useful guideline for pain relief. That is, for patients with mild pain, mainly choose non-opioid analgesics t adjuvant drugs; for patients with moderate pain, mainly choose weak opioids±non- opioid analgesics± adjuvant drug; for patients with severe pain, choose strong opioids t Non-opioid analgesics adjuvant drugs. At all levels, certain NSAIDs and adjuvant drugs may be used for specific indications. The use of analgesics increases from weak to strong step by step Unless the patient presenting is in severe pain, a strong opioid should be treated immediatelySummary of pain treatment • Three-step analgesic ladder regimen of the WHO is a useful guideline for pain relief. That is, for patients with mild pain, mainly choose non-opioid analgesics ± adjuvant drugs; for patients with moderate pain, mainly choose weak opioids ± non-opioid analgesics ± adjuvant drug; for patients with severe pain, choose strong opioids ± Non-opioid analgesics ± adjuvant drugs. At all levels, certain NSAIDs and adjuvant drugs may be used for specific indications. The use of analgesics increases from weak to strong step by step. Unless the patient presenting is in severe pain, a strong opioid should be treated immediately