Cancer pain: WHO ladder
- The Oral route is preferred for all steps of pain ladder (however, parenteral therapy may be required in cases of refractory pain or inability to take P.O.)
- Cancer pain is continuous. Analgesics should be scheduled at regular intervals as opposed to on a PRN basis.
- Adjuvant drug therapy is used to decrease the anxiety and fear associated with chronic pain. These adjuvants include antidepressants, anticonvulsants, etc.