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Review

The therapeutic potential of Na+ and Ca2+ channel blockers in pain management

, &
Pages 1249-1261 | Published online: 24 Feb 2005

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  • ••Examines processes involved in low backpain from chronic inflammation and mechanical compromise into the realm of neuropathy.
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  • ••Reviews approaches to treatingrheumatological conditions, addressing neuropathic pain contributions to osteoarthritis.
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  • ••A very comprehensive review on thestructure and regulation of VGCCs.
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  • ARIKKATH J, CAMPBELL KP: Auxiliary subunits: essential components of the voltage-gated calcium channel complex. Curt: Opin. Neurobiol (2003) 13:298–307.
  • •Reviews the role of VGCC auxiliary subunits.
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  • •The current nomenclature used to define VGCCs.
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  • MATTHEWS EA, DICKENSON AH: Effects of spinally delivered N- and P-type voltage-dependent calcium channel antagonists on dorsal horn neuronal responses in a rat model of neuropathy. Pain (2001) 92:235–246.
  • DIAZ A, DICKENSON AH: Blockade of spinal N- and P-type, but not L-type, calcium channels inhibits the excitability of rat dorsal horn neurones produced by subcutaneous formalin inflammation. Pain (1997) 69:93–100.
  • NEBE J, VANEGAS H, SCHAIBLE HG: Spinal application of omega-conotwdn GVIA, an N-type calcium channel antagonist, attenuates enhancement of dorsal spinal neuronal responses caused by intra-articular injection of mustard oil in the rat. Exp. Brain Res. (1998) 120:61–69.
  • KIM C, JUN K, LEE T et at.: Altered nociceptive response in mice deficient in the a(113) subunit of the voltage-dependent calcium channel. Mol. Cell Neurosci (2001) 18:235–245.
  • •Characterisation of N-type knockout mouse in pain models.
  • SAEGUSA H, KURIHARA T, ZONG S et al.: Suppression of inflammatory and neuropathic pain symptoms in mice lacking the N-type Ca2+ channel. EMBO (2001) 20:2349–2356.
  • •Characterisation of N-type knockout mouse in pain models, including neuropathic pain.
  • HATAKEYAMA S, WAKAMORI M, INO M et al.: Differential nociceptive responses in mice lacking the a(113) subunit of N-type Ca) channels. Neuroreport (2001) 12:2423–2427.
  • •Describes studies with N-type calcium channel knockout mice.
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  • JAIN KK: An evaluation of intrathecal ziconotide for the treatment of chronic pain Expert Opin. Investig. Drugs (2000) 9:2403–2410.
  • ••Reviews pre-clinical and clinical datarelated to the effect of ziconotide in pain.
  • GOLDIN AL: Resurgence of sodium channel research. Ann. Rev Physiol. (2001) 63:871–894.
  • YU FH, CATTERALL WA: Overview of the voltage-gated sodium channel family. Cenotne Biol. (2003) 4:207.
  • WAXMAN SG, DIB-HAJJ S, CUMMINS TR, BLACK JA: Sodium channels and their genes: dynamic expression in the normal nervous system, dysregulation in disease states. Brain Res. (2000) 886:5–14
  • WAXMAN SG, DIB-HAJJ S, CUMMINS TR, BLACK JA: Sodium channels and pain. Proc. Nati Acad. Sci. USA (1999) 96:7635–7639.
  • LAI J, HUNTER JC, PORRECA F: The role of voltage-gated sodium channels in neuropathic pain. Can: Opin. Neurobiol. (2003) 13:291–297.
  • LAI J, PORRECA F, HUNTER JC, GOLD MS: Voltage-gated sodium channels and hyperalgesia. Ann. Rev Phartnacol. Toxicol. (2004) 44:371–397.
  • KIM CH, OH Y, CHUNG JM, CHUNG K: Changes in three subtypes of tetrodotwdn sensitive sodium channel expression in the axotomized dorsal root ganglion in the rat. Neurosci. Lett. (2002) 323:125–128.
  • HONG S, MORROW TJ, PAULSON PE, ISOM LL, WILEY JW: Early painful 1257 Expert Opin. Investig. Drugs (2004) 13(10) diabetic neuropathy is associated with differential changes in tetrodotoxin-sensitive and -resistant sodium channels in dorsal root ganglion neurons in the rat.' Biol. Chem. (2004) 279:29341–29350.
  • GOULD I-1J 3rd, ENGLAND JD, SOIGNIER RD et al.: Ibuprofen blocks changes in Na v 1.7 and 1.8 sodium channels associated with complete Freund's adjuvant-induced inflammation in rat. Pahl (2004) 5:270–280.
  • CUMMINS TR, AGLIECO F, RENGANATHAN M, HERZOG RI, DIB-HAJJ SD, WAXMAN SG: Nav1.3 sodium channels: rapid repriming and slow closed-state inactivation display quantitative differences after expression in a mammalian cell line and in spinal sensory neurons. Neurosci. (2001) 21:5952–5961.
  • WAXMAN SG, KOCSIS JD, BLACK JA: Type III sodium channel mRNA is expressed in embryonic but not in adult spinal sensory neurons, and is re-expressed following axotomy. NeurophysioL (1994) 72:466–470.
  • BLACK JA, CUMMINS TR, PLUMPTON C et al.: Upregulation of a silent sodium channel after peripheral, but not central, nerve injury in drug neurons. Neurophysiol (1999) 82:2776–2785.
  • KIM CH, OH Y, CHUNG JM, CHUNG K: The changes in expression of three subtypes of TTX sensitive sodium channels in sensory neurons after spinal nerve ligation. MM. Brad) Res. (2001) 95:153–161.
  • COWARD K, AITKEN A, POWELL A et al.: Plasticity of TTX-sensitive sodium channels PNI and brain III in injured human nerves. Neuroreport (2001) 12:495–500.
  • ••This is the first study on the distributionof Nav1.7 and Nav1.3 in the intact and injured human peripheral nervous system.
  • HAINS BC, KLEIN JP, SAAB CY, CRANER MJ, BLACK JA, WAXMAN SG: Upregulation of sodium channel Nav1.3 and functional involvement in neuronal hyperexcitability associated with central neuropathic pain after spinal cord injury. Neurosci. (2003) 23:8881–8892.
  • ••In a model of central pain (spinal cordinjury) intrathecal administration of AS-ODNs directed against Nav1.3 results in decreased expression of Nav1.3 mRNA and protein, reduced hyperexcitability of dorsal horn neurons and attenuated mechanical allodynia and hyperalgesia.
  • HAINS BC, SAAB CY, KLEIN JP, CRANER MJ, WAXMAN SG: Altered sodium channel expression in second-order spinal sensory neurons contributes to pain after peripheral nerve injury. J. Neurosci. (2004) 24:4832–4839.
  • ••Nav1.3 channels are abnormally expressedin second-order dorsal horn neurons and contribute to their hyper-responsiveness and to pain-related behaviours in adult rats following chronic constriction injury of the sciatic nerve. These effects are abolished by intrathecal administration of AS-ODNs.
  • BLACK JA, LIU S, TANAKA M, CUMMINS TR, WAXMAN SG: Changes in the expression of tetrodotoxin-sensitive sodium channels within dorsal root ganglia neurons in inflammatory pain. Pain (2004) 108:237–247
  • ••Chronic inflammation results in an up-regulation of both TTXs and TTXr Nat channels, and suggest that also TTXs Na+ channels may contribute to pain associated with inflammation.
  • NOVAKOVIC SD, TZOUMAKA E, McGIVERN JG et al.: Distribution of tetrodotoxin-resistant sodium channel PN3 in rat sensory neurons in normal and neuropathic conditions. J. NeuroscL (1998) 18:2174–2187.
  • COWARD K, PLUMPTON C, FACER P et al: Immunolocalization of SNS/PN3 and NaN/5N52 sodium channels in human pain states. Pain (2000) 85:41–50.
  • ••The paper describes dynamic changes ofNav1.8 and Nav1.9 expression in DRGs and peripheral nerves in different human pain pathologies, suggesting Nav1.8 to be involved in local hypersensitivity.
  • GOLD MS, VVEINREICH D, KIM CS et al.: Redistribution of Nav1.8 in uninjured axons enables neuropathic pain. J. Neurosci. (2003) 23:158–166.
  • ••Attenuation of expression of Nav1.8 withAS-ODNs prevents the redistribution of Nav1.8 along the sciatic nerve and reverses neuropathic pain behaviour in SNL rats.
  • LAI J, GOLD MS, KIM CS et al: Inhibition of neuropathic pain by decreased expression of the tetrodotoxin-resistant sodium channel, NaV1.8. Pain (2002) 95:143–152.
  • ••Intrathecal administration of Nav1.8-directed AS-ODNs reduces TTXr sodium current in the DRG cells and reverses neuropathic pain behaviours in SNL rats.
  • KERR BJ, SOUSLOVA V, McMAHON SB, WOOD JN: A role for the TTX-resistant sodium channel Nay 1.8 in NGF-induced hyperalgesia, but not neuropathic pain. Neuroreport (2001) 12:3077–3080.
  • ••Data obtained in Nav1.8-null mice suggestthis channel is not involved in the alteration of sensory thresholds following peripheral nerve injury, but may be a mediator of NGF-induced hyperalgesia.
  • AKOPIAN AN, SOUSLOVA V, ENGLAND S et al.: The tetrodotoxin-resistant sodium channel SNS has a specialized function in pain pathways. Nature Neurosci. (1999) 2:541–548.
  • ••This article describes the construction andcharacterisation of a Nav1.8-null mutant mouse, with the aim of examining the role of this sodium channel in nociception and pain.
  • ROZA C, LAIRD JMA, SOUSLOVA V, WOOD JN, CERVERO F: The tetrodotoxin-resistant Na+ channel Nav1.8 is essential for the expression of spontaneous activity in damaged sensory axons of mice. PhysioL (2003) 550:921–926.
  • PORRECA F, LAI J, BIAN D et a/.: A comparison of the potential role of the tetrodotwdn-insensitive sodium channels, PN3/SNS and NaN/5N52, in rat models of chronic pain. Proc. Natl. Acad. Sci. USA (1999) 96:7640–7644.
  • KHAZAR SG, GOLD MS, LEVINE JD: A tetrodotoxin-resistant sodium current mediates inflammatory pain in the rat. Neurosci. Lett. (1998) 256:17–20.
  • DIB-HAJJ SD, TYRRELL L, BLACK JA, WAXMAN SG: NaN, a novel voltage-gated Na channel, is expressed preferentially in peripheral sensory neurons and down-regulated after axotomy. Proc. Natl. Acad. Sci. USA (1998) 95:8963–8968.
  • CUMMINS TR, DIB-HAJJ SD, BLACK JA, AKOPIAN AN, WOOD JN, WAXMAN SG: A novel persistent tetrodotoxin-resistant sodium current in SNS-null and wild-type small primary sensory neurons. Neurosci. (1999) 19:RC43.
  • DIB-HAJJ S, BLACK JA, CUMMINS TR,WAXMAN SG: NaN/Nav1.9: a sodium channel with unique properties. Trends Neurosci. (2002) 25:253–259.
  • •This review describes the identification, cloning and electrophysiological characterisation of the Nav1.9 Nat+ channel.
  • HERZOG RI, CUMMINS TR, WAXMAN SG: Persistent TTX-resistant Na+ current affects resting potential and response to depolarization in simulated spinal sensory neurons.' Neurophysiol (2001) 86:1351–1364.
  • FANG X, DJOUHRI L, BLACK JA, DIB-HAJJ SD, WAXMAN SG, LAWSON SN: The presence and role of the tetrodotwdn-resistant sodium channel Na(v)1.9 (NaN) in nociceptive primary afferent neurons. Neurosci. (2002) 22:7425–433.
  • SLEEPER AA, CUMMINS TR, DIB-HAJJ SD et al.: Changes in expression of two tetrodotwdn-resistant sodium channels and their currents in dorsal root ganglion neurons after sciatic nerve injury but not rhizotomy. Neurosci. (2000) 20:7279–7289.
  • TATE S, BENN S, HICK C et al: Two sodium channels contribute to the TTX-R sodium current in primary sensory neurons. Nature Neurosci. (1998) 1:653–655.
  • COGGESHALL RE, TATE S, CARLTON SM: Differential expression of tetrodotwdn-resistant sodium channels Nav1.8 and Nav1.9 in normal and inflamed rats. Neurosci. Lett. (2004) 355:45–48.
  • McGOWRAN M: IDdb Meeting Report. (2002) Posted on 11 June.
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  • SMITH MT, CABOT PJ, ROSS FB, ROBERTSON AD, LEWIS RJ: The novel N-type calcium channel blocker, AM336, produces potent dose-dependent antinociception after intrathecal dosing in rats and inhibits substance P release in rat spinal cord slice. Pain (2002) 96:119–127.
  • COUSINS MJ, GOUCKE RC, CHER LM, BROOKER CD, AMOR PE, CRUMP DE: A Phase I clinical trial of AM336, a novel N-type calcium channel blocker. 10th World Congress on Pain. Montreal, Canada (2002) Abstract 615–P249.
  • PACHACZ M, BLAKE D: Therapeutic product trials update. Bioshares (2003) 13:1–2.
  • KATZ N, GAMMAITONI AR, DAVIS MW, DWORKIN RH, THE LIDODERM PATCH STUDY: Lidocaine patch 5% reduces pain intensity and interference with quality of life in patients with postherpetic neuralgia: an effectiveness trial. Pain Med. (2002) 4:324–332.
  • MEIER T, WASNER G, FAUST M et al.:Efficacy of lidocaine patch 5% in the treatment of focal peripheral neuropathic pain syndromes: a randomized, double-blind, placebo-controlled study. Pain (2003) 106:151–158.
  • BARBANO RL, HERRMANN DN, HART-GOULEAU S et al: Effectiveness, tolerability, and impact on quality of life of the 5% lidocaine patch in diabetic polyneuropathy. Arch. Nemo]. (2004) 61:914–918.
  • GAMMAITONI A, GIMBEL J, HALE M, LINN R, GALER B: Lidocaine patch 5% effectively treats neuropathic qualities in low-back pain: results of a 6-week, prospective, open-label trial. 2nd Joint Meeting of the American Pain Society and the Canadian Pain Sociegi. Vancouver, Canada (2004) (Poster 896).
  • BRADLEY G: Effectiveness and safety of the lidocaine patch 5% as add-on or monotherapy in patients with pain from osteoarthritis: A prospective, multicenter, open-label study. 5th International Conference on the Mechanisms and Treatment of neuropathic Pain. Bermuda (2002).
  • BURCH F, CODDING C, PATEL N, SHELDON E: Lidocaine patch 5% improves pain, stiffness, and physical function in osteoarthritis pain patients. A prospective, multicenter, open-label effectiveness trial. Osteoathritis Cartilage (2004) 12:253–255.
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  • IZZO E, VENERONI 0, GRAZIANI G, PAUDICE P, RAITERI M, SALVATI R Anti-inflammatory effect of ralfinamide on carrageenan-induced paw oedema in the rat and inhibition of substance P release on spinal cord synaptosomes. XXXth Annual Meeting Society for Neuroscience. San Diego, USA (2004) (Abstract 863.4).
  • FARAVELLI L, FARIELLO RG, SALVATI P: Inhibition of TTX-r Na+ currents in rat sensory neurons by NW-1029, a new antihyperalgesic agent. In: Proceedings of the 10th World Congress on Pain (Volume 24). Progress M Pain Research and Management, JO Dostrovsky, DB Carr, M Koltzenburg (Eds). IASP Press, Seattle, USA (2003):115–124.
  • STUMMANN TC, SALVATI P, FARIELLO RG, FARAVELLI L: NW-1029, an a-aminoamide derivative with antihyperalgesic and antiallodynic properties inhibits Na+ currents in rat sensory neurons. 4th Congress of the European Federation of IASP Chapters. Prague, Czech Republic (2003) (Abstract 171).
  • STUMMANN TC, SALVATI P, FARIELLO RG, FARAVELLI L: The anti-nociceptive agent NW-1029 inhibits TTXr and TTXs Na+ currents in rat dorsal root ganglion neurons. (2004) (Submitted for publication).
  • VENERONI 0, MAJ R, CALABRESI M, FARAVELLI L, FARIELLO RG, SALVATI P: Anti-allodynic effect of NW-1029, a novel Na() channel blocker, in experimental animal models of inflammatory and neuropathic pain. Pain (2003) 102:17–25.
  • •Ralfinarnide is characterised by long lasting oral antyallodynic effects with high therapeutic index in the rat.
  • VENERONI 0, IZZO E, GRAZIANI G, PARINI S, DHO L, SALVATI P: Antiallodynic effect of Ralfinamide in spinal nerve ligation rat model of neurophatic pain. XXXth Annual Meeting Society for Neuroscience. San Diego, USA (2004) (Abstract 523.11).
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  • SIMPSON DM, OLNEY R, McARTHUR JC et al.: A placebo controlled trial of lamotrigine for painful HIV-associated neuropathy. Neurology (2000) 54:2115–2119.
  • ••This paper describes the different effect oflarnotrigine for HIV-associated neuropathy in patients receiving either neurotoxic or non-neurotoxic antiretroviral therapy.
  • EISENBERG E, LURIE Y, BRAKER C, DAOUD D, ISHAY A: Lamotrigine reduces painful diabetic neuropathy. Neurology (2001) 57:505–509.
  • •Describes a 59-patient trial where larnotrigine was evaluated for the treatment of diabetic neuropathy.
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  • ••One of the few published trials in centralpost-stroke pain.
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  • ••Reviews the mechanism of action ofoxcarbazepine.
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  • ROWBOTHAM MC, DWORKIN RH, CORBIN AE et al.: Pregabalin improves pain associated with fibromyalgia syndrome in a multicenter, randomized, placebo-controlled monotherapy trial. 5th International Conference on the Mechanisms and Treatment of Neuropathic Pahl. Bermuda (2002).
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  • ••Describes a 173-patient trial wherepregabalin was evaluated for the treatment of postherpetic neuralgia.
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  • ••Describes a 238-patient trial wherepregabalin was evaluated in post-herpetic neuralgia.
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  • WANG YX, PETTUS M, GAO D, PHILLIPS C, BOWERSOX SS: Effects of intrathecal administration of ziconotide, a selective neuronal N-type calcium channel blocker, on mechanical allodynia and heat hyperalgesis in a rat model of postoperative pain. Pahl (2000) 84:151–158.
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  • STAATS PS, YEARWOOD T, CHARAPATA SG et al.: Intrathecal ziconotide in the treatment of refractory pain in patients with cancer or AIDS. JAMA (2004) 291:63–70.
  • •Describes a 111-patient trial where ziconotide was evaluated in pain associated with cancer and AIDS.
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