Adjuvant analgesics
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Are drugs initially developed for an indication other than pain, but with analgesic properties in some painful conditions.
They can be classified as:
- multipurpose nonspecific ( antidepressants, a2-adrenergic agonists, corticosteroids)
- specific for neuropathic pain (anticonvulsivants, local anesthetics, NMDA antagonists)
- specific for bone pain (corticosteroids, calcitonin, bisphosphonates, radio pharmaceuticals)
- specific for pain from bowel obstruction (octrotide, scopolamine, glycopyrrolate)Reference: Lussier D, Portenoy RK. Textbook of Palliative Medicine. London. Hodder Arnold. 2006. 402-414.
