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This is a list of some particularly relevant articles relating to breakthrough pain with links to the abstracts on Pubmed.

GUIDELINES / REVIEW ARTICLES
* Davies AN, Dickman A, Reid C, Stevens AM, Zeppetella G. The management of cancer-related breakthrough pain: recommendations of a task group of the Science Committee of the Association for Palliative Medicine of Great Britain and Ireland. European Journal of Pain 2009; 13(4): 331-8.
http://www.ncbi.nlm.nih.gov/pubmed/18707904

Bennett D, Burton AW, Fishman S, Fortner B, McCarberg B, Miaskowski C, et al. Consensus panel recommendations for the assessment and management of breakthrough pain. Part 2: Management. Pharmacy and Therapeutics 2005; 30(6): 354-61.
No abstract on PubMed

Bennett D, Burton AW, Fishman S, Fortner B, McCarberg B, Miaskowski C, et al. Consensus panel recommendations for the assessment and management of breakthrough pain. Part 1: Assessment. Pharmacy and Therapeutics 2005; 30(5): 296-301.
No abstract on PubMed

Mercadante S, Radbruch L, Caraceni A, Cherny N, Kaasa S, Nauck F, et al. Episodic (breakthrough) pain. Consensus conference of an Expert Working Group of the European Association for Palliative Care. Cancer 2002; 94(3): 832-9.
http://www.ncbi.nlm.nih.gov/pubmed/11857319

EPIDEMIOLOGY
Svendsen KB, Andersen S, Arnason S, Arner S, Breivik H, Heiskanen T, et al. Breakthrough pain in malignant and non-malignant diseases: a review of prevalence, characteristics and mechanisms. European Journal of Pain: 2005; 9(2): 195-206.
http://www.ncbi.nlm.nih.gov/pubmed/15737812

Caraceni A, Martini C, Zecca E et al. Breakthrough pain characteristics and syndromes in patients with cancer pain. An international survey. Palliative Medicine 2004; 18(3): 177-83.
http://www.ncbi.nlm.nih.gov/pubmed/15198130

Caraceni A, Portenoy RK. An international survey of cancer pain characteristics and syndromes. Pain 1999; 82(3): 263-74.
http://www.ncbi.nlm.nih.gov/pubmed/10488677

CLINICAL FEATURES

Portenoy RK, Bruns D, Shoemaker B, Shoemaker SA. Breakthrough pain in community-dwelling patients with cancer pain and noncancer pain, part 1: prevalence and characteristics. Journal of Opioid Management 2010; 6(2): 97-108
http://www.ncbi.nlm.nih.gov/pubmed/20481174


Portenoy RK, Bruns D, Shoemaker B, Shoemaker SA. Breakthrough pain in community-dwelling patients with cancer pain and noncancer pain, part 2: impact on function, mood, and quality of life.  Journal of Opioid Management 2010; 6(2): 109-16.
http://www.ncbi.nlm.nih.gov/pubmed/20481175

Hwang SS, Chang VT, Kasimis B. Cancer breakthrough pain characteristics and responses to treatment at a VA medical center. Pain 2003; 101(1-2): 55-64.
http://www.ncbi.nlm.nih.gov/pubmed/12507700

Gómez-Batiste X, Madrid F, Moreno F et al. Breakthrough cancer pain: prevalence and characteristics in patients in Catalonia, Spain. Journal of Pain and Symptom Management 2002: 24(1): 45-52.
http://www.ncbi.nlm.nih.gov/pubmed/12183094

Zeppetella G, O’Doherty CA, Collins S. Prevalence and characteristics of breakthrough pain in cancer patients admitted to a hospice. Journal of Pain and Symptom Management 2000: 20(2): 87-92.
http://www.ncbi.nlm.nih.gov/pubmed/10989246

Portenoy RK, Payne D, Jacobsen P. Breakthrough pain: characteristics and impact in patients with cancer pain. Pain 1999; 81(1-2): 129-34.
http://www.ncbi.nlm.nih.gov/pubmed/10353500

Fine PG, Busch MA. Characterization of breakthrough pain by hospice patients and their caregivers. Journal of Pain and Symptom Management 1998; 16(3): 179-83.
http://www.ncbi.nlm.nih.gov/pubmed/9769620

Portenoy RK. Treatment of temporal variations in chronic cancer pain. Seminars in Oncology 1997; 24(5 Suppl 16): S16-7-12.
http://www.ncbi.nlm.nih.gov/pubmed/9381227

*Portenoy RK, Hagen NA. Breakthrough pain: definition, prevalence and characteristics. Pain 1990; 41(3): 273-81.
http://www.ncbi.nlm.nih.gov/pubmed/1697056

Portenoy RK, Hagen NA. Breakthrough pain: definition and management. Oncology (Williston Park) 1989; 3(8 Suppl): 25-9.
http://www.ncbi.nlm.nih.gov/pubmed/2484297

Bruera E, Macmillan K, Kuehn N, Miller MJ. Circadian distribution of extra doses of narcotic analgesics in patients with cancer pain: a preliminary report. Pain 1992; 49(3): 311-4.
http://www.ncbi.nlm.nih.gov/pubmed/1408295

Green CR, Montague L, Hart-Johnson TA. Consistent and breakthrough pain in diverse advanced cancer patients: a longitudinal examination. Journal of Pain and Symptom Management 2009; 37(5): 831-47.
http://www.ncbi.nlm.nih.gov/pubmed/19054648

ASSESSMENT
Hagen NA, Stiles C, Nekolaichuk C, Biondo P, Carlson LE, Fisher K et al.  The Alberta Breakthrough Pain Assessment Tool for cancer patients: a validation study using a delphi process and patient think-aloud interviews.  Journal of Pain & Symptom Management 2008; 35 (2): 136-52.
http://www.ncbi.nlm.nih.gov/pubmed/18178370

Zeppetella G, Ribeiro MD. Episodic pain in patients with advanced cancer. American Journal of Hospice and Palliative Care 2002; 19(4): 267-76.
http://www.ncbi.nlm.nih.gov/pubmed/12141792

MANAGEMENT (GENERAL)

Casuccio A, Mercadante S, Fulfaro F. Treatment strategies for cancer patients with breakthrough pain. Expert Opinion in Pharmacotherapy 2009; 10(6): 947-53.
http://www.ncbi.nlm.nih.gov/pubmed/19351277

Zeppetella G. Impact and management of breakthrough pain in cancer. Current Opinion in Supportive and Palliative Care 2009; 3(1): 1-6.
http://www.ncbi.nlm.nih.gov/pubmed/19365156

Soares LG, Chan VW. The rationale for a multimodal approach in the management of breakthrough cancer pain: a review. American Journal of Hospice and Palliative Care 2007; 24(5): 430-9.
http://www.ncbi.nlm.nih.gov/pubmed/17582029

Zeppetella G, Ribeiro MD. Pharmacotherapy of cancer-related episodic pain. Expert Opinion on Pharmacotherapy 2003; 4(4): 493-502.
http://www.ncbi.nlm.nih.gov/pubmed/12667112

Mercadante S, Arcuri E. Breakthrough pain in cancer patients: pathophysiology and treatment. Cancer Treatment Reviews 1998; 24(6): 425-32.
No abstract on PubMed

*Hwang SS, Chang VT, Kasimis B. Cancer breakthrough pain characteristics and responses to treatment at a VA medical center. Pain 2003; 101(1-2): 55-64.
http://www.ncbi.nlm.nih.gov/pubmed/12507700

Mercadante S, Villari P, Ferrera P, Casuccio A (2004). Optimization of opioid therapy for preventing incident pain associated with bone metastases. Journal of Pain and Symptom Management 2004; 28(5): 505-10.
http://www.ncbi.nlm.nih.gov/pubmed/15504626

*Zeppetella G. Ribeiro MD. Opioids for the management of breakthrough (episodic) pain in cancer patients.Cochrane Database of Systematic Reviews. (1):CD004311, 2006.
http://www.ncbi.nlm.nih.gov/pubmed/16437482

Grape S, Schug SA, Lauer S, Schug BS. Formulations of fentanyl for the management of pain. Drugs 2010; 70(1): 57-72.
http://www.ncbi.nlm.nih.gov/pubmed/20030425

MANAGEMENT (ONCOLOGY)
Ripamonti C, Fagnoni E, Campa T, Seregni E, Maccauro M, Bombardieri E. Incident pain and analgesic consumption decrease after samarium infusion: a pilot study.  Supportive Care in Cancer 2007; 15(3): 339-42.
http://www.ncbi.nlm.nih.gov/pubmed/16967302

Ripamonti C, Fagnoni E, Campa T, Giardina V, Brunelli C, Pigni A et al. Decreases in pain at rest and movement-related pain during zoledronic acid treatment in patients with bone metastases due to breast or prostate cancer: a pilot study. Support Care in Cancer 2007; 15(10): 1177-84.
http://www.ncbi.nlm.nih.gov/pubmed/17333295

Mercadante S, Villari P, Ferrera P, Dabbene M. Pamidronate in incident pain due to bone metastases.  Journal of Pain and Symptom Management 2001; 22(2): 630-1.
No abstract on PubMed

ORAL OPIOIDS
Zeppetella G. Opioids for cancer breakthrough pain: a pilot study reporting patient assessment of time to meaningful pain relief. Journal of Pain and Symptom Management 2008; 35(5): 563-7.
http://www.ncbi.nlm.nih.gov/pubmed/18258412

Freye E, Levy JV, Braun D. Effervescent morphine results in faster relief of breakthrough pain in patients compared to immediate release morphine sulfate tablet. Pain Practice 2007; 7(4): 324-31.
http://www.ncbi.nlm.nih.gov/pubmed/17986159

Fisher K, Stiles C, Hagen NA. Characterization of the early pharmacodynamic profile of oral methadone for cancer-related breakthrough pain: a pilot study. Journal of Pain and Symptom Management 2004; 28(6): 619-25.
http://www.ncbi.nlm.nih.gov/pubmed/15589088

Rosati J, Gallagher M, Shook B, Luwisch E, Favis G, Deveras R et al. Evaluation of an oral patient-controlled analgesia device for pain management in oncology inpatients. Journal of Supportive Oncology 2007; 5(9): 443-8.
http://www.ncbi.nlm.nih.gov/pubmed/18019852

PARENTERAL OPIOIDS

Enting RH, Oldenmenger WH, van der Rijt CC, Wilms EB, Elfrink EJ, Elswijk I et al. A prospective study evaluating the response of patients with unrelieved cancer pain to parenteral opioids. Cancer 2002; 94(11): 3049-56.
http://www.ncbi.nlm.nih.gov/pubmed/12115396

Intravenous boluses
Mercadante S, Itravaia G, Villari P, Ferrera P, Riina S, Mangione S.  Intravenous morphine for breakthrough (episodic-) pain in an acute palliative care unit: a confirmatory study.  Journal of Pain and Symptom Management 2008; 35(3): 307-13.
http://www.ncbi.nlm.nih.gov/pubmed/18178368

Mercadante S, Villari P, Ferrera P, Casuccio A, Mangione S, Intravaia G.  Transmucosal fentanyl vs intravenous morphine in doses proportional to basal opioid regimen for episodic-breakthrough pain.  British Journal of Cancer 2007; 96(12): 1828-33.
http://www.ncbi.nlm.nih.gov/pubmed/17519902

Mercadante S, Villari P, Ferrera P, Porzio G, Aielli F, Verna L, et al. Safety and effectiveness of intravenous morphine for episodic breakthrough pain in patients receiving transdermal buprenorphine. Journal of Pain and Symptom Management 2006; 32(2): 175-9.
http://www.ncbi.nlm.nih.gov/pubmed/16877185

Mercadante S, Villari P, Ferrera P, Bianchi M, Casuccio A. Safety and effectiveness of intravenous morphine for episodic (breakthrough) pain using a fixed ratio with the oral daily morphine dose. Journal of Pain and Symptom Management 2004; 27(4): 352-9.
http://www.ncbi.nlm.nih.gov/pubmed/15050663

Subcutaneous boluses
Enting RH, Mucchiano C, Oldenmenger et al. The "pain pen" for breakthrough cancer pain: a promising treatment. Journal of Pain and Symptom Management 2005; 29(2): 213-7.
http://www.ncbi.nlm.nih.gov/pubmed/15733812

Patient controlled analgesia
Swanson G, Smith J, Bulich R, New P, Shiffman R. Patient-controlled analgesia for chronic cancer pain in the ambulatory setting: a report of 117 patients. Journal of Clinical Oncology 1989; 7(12): 1903-8.
http://www.ncbi.nlm.nih.gov/pubmed/2479720

Wagner JC, Souders GD, Coffman LK, Horvath JL. Management of chronic cancer pain using a computerized ambulatory patient-controlled analgesia pump. Hospital Pharmacy 1989; 24(8): 639-44.
http://www.ncbi.nlm.nih.gov/pubmed/10294360

ORAL TRANSMUCOSAL OPIOIDS
General articles
Zhang H, Zhang J, Streisand JB. Oral mucosal drug delivery: clinical pharmacokinetics and therapeutic applications. Clinical Pharmacokinetics 2002; 41(9): 661-80.
http://www.ncbi.nlm.nih.gov/pubmed/12126458

Hao J, Heng PW. Buccal delivery systems. Drug Delivery and Industrial Pharmacy 2003; 29(8): 821-32.
http://www.ncbi.nlm.nih.gov/pubmed/14570303

Shojaei AH. Buccal mucosa as a route for systemic drug delivery: a review. Journal of Pharmacy and Pharmaceutical Sciences 1998; 1(1): 15-30.
http://www.ncbi.nlm.nih.gov/pubmed/10942969

Reisfield GM, Wilson GR. Rational use of sublingual opioids in palliative medicine. Journal of Palliative Medicine 2007; 10(2): 465-75.
http://www.ncbi.nlm.nih.gov/pubmed/17472518

Weinberg DS, Inturrisi CE, Reidenberg B et al. Sublingual absorption of selected opioid analgesics. Clinical Pharmacology and Therapeutics 1988; 44(3): 335-42. http://www.ncbi.nlm.nih.gov/pubmed/2458208

Oral transmucosal fentanyl citrate (Actiq®)
Christie JM, Simmonds M, Patt R, Coluzzi P, Busch MA, Nordbrock E, et al. Dose-titration, multicenter study of oral transmucosal fentanyl citrate for the treatment of breakthrough pain in cancer patients using transdermal fentanyl for persistent pain. Journal of Clinical Oncology 1998; 16(10): 3238-45.
http://www.ncbi.nlm.nih.gov/pubmed/9779697

Coluzzi PH, Schwartzberg L, Conroy Jr JD, Charapata S, Gay M, Busch MA, et al. Breakthrough cancer pain: a randomized trial comparing oral transmucosal fentanyl citrate (OTFC) and morphine sulfate immediate release (MSIR). Pain 2001; 91(1-2): 123-30.
http://www.ncbi.nlm.nih.gov/pubmed/11240084

Farrar JT, Cleary J, Rauck R, Busch M, Nordbrock E (1998). Oral transmucosal fentanyl citrate: randomized, double-blinded, placebo-controlled trial for treatment of breakthrough pain in cancer patients. Journal of the National Cancer Institute, 1998; 90(8): 611-6.
http://www.ncbi.nlm.nih.gov/pubmed/9554444

Portenoy RK, Payne R, Coluzzi P, Raschko JW, Lyss A, Busch MA, et al. Oral transmucosal fentanyl citrate (OTFC) for the treatment of breakthrough pain in cancer patients: a controlled dose titration study. Pain 1999; 79(2-3): 303-12.
http://www.ncbi.nlm.nih.gov/pubmed/10068176

Payne R, Coluzzi P, Hart L, Simmonds M, Lyss A, Rauck R et al. Long-term safety of oral transmucosal fentanyl citrate for breakthrough cancer pain. Journal of Pain and Symptom Management 2001; 22(1): 575-83.
http://www.ncbi.nlm.nih.gov/pubmed/11516599

Hagen NA, Fisher K, Victorino C, Farrar JT. A titration strategy is needed to manage breakthrough cancer pain effectively: observations from data pooled from three clinical trials. Journal of Palliative Medicine 2007; 10(1): 47-55.
http://www.ncbi.nlm.nih.gov/pubmed/17298253

Hanks GW, Nugent M, Higgs CM, Busch MA, OTFC Multicentre Study Group. Oral transmucosal fentanyl citrate in the management of breakthrough pain in cancer: an open, multicentre, dose-titration and long-term use study. Palliative Medicine 2004; 18(8): 698-704.
http://www.ncbi.nlm.nih.gov/pubmed/15623166

Mystakidou K, Katsouda E, Parpa E, Vlahos L, Tsiatas ML. Oral transmucosal citrate: overview of pharmacological and clinical characteristics. Drug Delivery 2006; 13(4): 269-76.
http://www.ncbi.nlm.nih.gov/pubmed/16766468

Davies AN, Vriens J. Oral transmucosal fentanyl citrate and xerostomia (dry mouth). Journal of Pain and Symptom Management 2005; 30(16): 496-7.
No abstract on PubMed

Ashburn MA, Fine PG, Stanley TH. Oral transmucosal fentanyl citrate for the treatment of breakthrough cancer pain: a case report. Anesthesiology 1989; 71(4): 615-7.
No abstract on PubMed

Fentanyl buccal tablet (Effentora®/Fentora®)
Slatkin NE, Xie F, Messina J, Segal TL. Fentanyl buccal tablet for relief of breakthrough pain in opioid-tolerant patients with cancer-related chronic pain. Journal of Supportive Oncology 2007; 5(7): 327-34.
http://www.ncbi.nlm.nih.gov/pubmed/17708123

Portenoy RK, Taylor D, Messina J, Tremmel L. A randomized, placebo-controlled study of fentanyl buccal tablet for breakthrough pain in opioid-treated patients with cancer. Clinical Journal of Pain 2006; 22(9): 805-11.
http://www.ncbi.nlm.nih.gov/pubmed/17057563?

Weinstein SM, Messina J, Xie F. Fentanyl buccal tablet for the treatment of breakthrough pain in opioid-tolerant patients with chronic cancer pain: A long-term, open-label safety study. Cancer 2009; 115(11):2571-9.
http://www.ncbi.nlm.nih.gov/pubmed/19373888

Taylor DR. Fentanyl buccal tablet: rapid relief from breakthrough pain. Expert Opinion on Pharmacotherapy 2007; 8(17): 3043-51.
http://www.ncbi.nlm.nih.gov/pubmed/18001263

Blick SK, Wagstaff AJ. Fentanyl buccal tablet: in breakthrough pain in opioid-tolerant patients with cancer. Drugs 2006; 66(18): 2387-93.
http://www.ncbi.nlm.nih.gov/pubmed/17181383

Webster LR.  Fentanyl buccal tablets.  Expert Opinion on Investigational Drugs 2006; 15 (11): 1469-73.
http://www.ncbi.nlm.nih.gov/pubmed/17040204

Darwish M, Kirby M, Jiang JG, Tracewell W, Robertson P, Jr. Bioequivalence following buccal and sublingual placement of fentanyl buccal tablet 400 microg in healthy subjects.  Clinical Drug Investigation 2008; 28(1): 1-7.
http://www.ncbi.nlm.nih.gov/pubmed/18081355

Darwish M, Messina J.  Clinical pharmacology of fentanyl buccal tablet for the treatment of breakthrough pain.  Expert Review of Clinical Pharmacology 2008; 1(1): 39-47.
No abstract on PubMed

Darwish M, Kirby M, Robertson P, Tracewell W, Jiang JG.  Absorption of fentanyl from fentanyl buccal tablets in cancer patients with or without oral mucositis: a pilot study.  Clinical Drug Investigation 2007; 27(9): 605-11.
http://www.ncbi.nlm.nih.gov/pubmed/17705569

Darwish M, Kirby M, Jiang JG.  Effect of buccal dwell time on the pharmacokinetic profile of fentanyl buccal tablet.  Expert Opinion on Pharmacotherapy 2007; 8(13): 2011-6.
http://www.ncbi.nlm.nih.gov/pubmed/17714055

Darwish M, Kirby M, Robertson P, Jr., Tracewell W, Jiang JG. Absolute and relative bioavailability of fentanyl buccal tablet and oral transmucosal fentanyl citrate.  Journal of Clinical Pharmacology 2007; 47(3): 343-50.
http://www.ncbi.nlm.nih.gov/pubmed/17322146

Darwish M, Kirby M, Robertson P, Jr., Hellriegel E, Jiang JG.  Single-dose and steady-state pharmacokinetics of fentanyl buccal tablet in healthy volunteers.  Journal of Clinical Pharmacology 2007; 47(1): 56-63.
http://www.ncbi.nlm.nih.gov/pubmed/17192502

Darwish M, Kirby M, Robertson P, Jr., Hellriegel E, Jiang JG.  Comparison of equivalent doses of fentanyl buccal tablets and arteriovenous differences in fentanyl pharmacokinetics.  Clinical Pharmacokinetics 2006; 45(8): 843-50.
http://www.ncbi.nlm.nih.gov/pubmed/16884321

Darwish M, Kirby M, Robertson P, Jr., Tracewell W, Jiang JG. Pharmacokinetic properties of fentanyl effervescent buccal tablets: a phase 1, open-label, crossover study of single-dose 100, 200, 400 and 800 microg in healthy adult volunteers. Clinical Therapeutics 2006; 28(5): 707-14.
http://www.ncbi.nlm.nih.gov/pubmed/16861092

Abstral®
Rauck RL, Tark M, Reyes E et al. Efficacy and long-term tolerability of sublingual fentanyl orally disintegrating tablet in the treatment of breakthrough cancer pain. Current Medical Research and Opinion 2009; 25(12): 2877-85.
http://www.ncbi.nlm.nih.gov/pubmed/19814586

Lennernas B, Frank-Lissbrant I, Lennernas H, Kalkner KM, Derrick R, Howell J. Sublingual administration of fentanyl to cancer patients is an effective treatment for breakthrough pain: results from a randomized phase II study. Palliative Medicine 2010; 24(3): 286-93.
http://www.ncbi.nlm.nih.gov/pubmed/20015921

Lennernas B, Hedner T, Holmberg M, Bredenberg S, Nystrom C, Lennernas H. Pharmacokinetics and tolerability of different doses of fentanyl following sublingual administration of a rapidly dissolving tablet to cancer patients: a new approach to treatment of incident pain.  British Journal of Clinical Pharmacology 2005; 59(2): 249-53.
http://www.ncbi.nlm.nih.gov/pubmed/15676050

Bredenberg S, Duberg M, Lennernas B, Lennernas H, Pettersson A, Westerbberg M et al. In vitro and in vivo evaluation of a new sublingual tablet system for rapid oromucosal absorption using fentanyl citrate as the active substance. European Journal of Pharmaceutical Sciences 2003; 20(3): 327-34.
http://www.ncbi.nlm.nih.gov/pubmed/14592698

Onsolis®

Vasisht N. Gever LN. Tagarro I. Finn AL. Formulation selection and pharmacokinetic comparison of fentanyl buccal soluble film with oral transmucosal fentanyl citrate: a randomized, open-label, single-dose, crossover study. Clinical Drug Investigation 2009; 29(10): 647-54.
http://www.ncbi.nlm.nih.gov/pubmed/19715381

Other formulations
Hagen NA, Fisher K, Stiles C. Sublingual methadone for the management of cancer-related breakthrough pain: a pilot study. Journal of Palliative Medicine 2007; 10(2): 331-7.
http://www.ncbi.nlm.nih.gov/pubmed/17472503

Zeppetella G. Sublingual fentanyl citrate for cancer-related breakthrough pain: a pilot study. Palliative Medicine 2001; 15(4): 323-8.
http://www.ncbi.nlm.nih.gov/pubmed/12054149

Gardner-Nix J. Oral transmucosal fentanyl and sufentanil for incident pain. Journal of Pain and Symptom Management 2001; 22(2): 627-30.
No abstract on PubMed

Kunz KM, Theisen JA, Schroeder ME. Severe episodic pain: management with sublingual sufentanil. Journal of Pain and Symptom Management 1993; 8(4): 189-90.
No abstract on PubMed

INTRANASAL OPIOIDS
General articles
Dale O, Hjortkjaer R, Kharasch ED. Nasal administration of opioids for pain management in adults. Acta Anaesthesiologica Scandinavica 2002; 46(7): 759-70.
http://www.ncbi.nlm.nih.gov/pubmed/12139528

Instanyl®
Mercadante S, Radbruch L, Davies A, Poulain P, Sitte T, Perkins P et al. A comparison of intranasal fentanyl spray with oral transmucosal fentanyl citrate for the treatment of breakthrough cancer pain: an open-label, randomised, crossover trial. Current Medical Research and Opinion 2009; 25(11); 2805-15.
http://www.ncbi.nlm.nih.gov/pubmed/19792837

Kress HG, Orońska A, Kaczmarek Z, Kaasa S, Colberg T, Nolte T. Efficacy and tolerability of intranasal fentanyl spray 50 to 200 μg for breakthrough pain in patients with cancer: A phase III, multinational, randomized, double-blind, placebo-controlled, crossover trial with a 10-month, open-label extension treatment period Clinical Therapeutics 2009; 31(6):1177-91.
http://www.ncbi.nlm.nih.gov/pubmed/19695386

Christrup LL, Foster D, Popper LD, Troen T, Upton R.  Pharmacokinetics, efficacy, and tolerability of fentanyl following intranasal versus intravenous administration in adults undergoing third-molar extraction: a randomized, double-blind, double-dummy, two-way, crossover study.  Clinical Therapeutics 2008; 30(3): 469-81.
http://www.ncbi.nlm.nih.gov/pubmed/18405786

Kaasa S, Moksnes K, Nolte T, Lefebvre-Kuntz D, Popper L, Kress HG. Pharmacokinetics of intranasal fentanyl spray in patients with cancer and breakthrough pain. Journal of Opioid Management 2010; 6(1): 17-26.
http://www.ncbi.nlm.nih.gov/pubmed/20297611

Foster D, Upton R, Christrup L, Popper L.  Pharmacokinetics and pharmacodynamics of intranasal versus intravenous fentanyl in patients with pain after oral surgery.  Annals of Pharmacotherapy 2008; 42(10): 1380-7.
http://www.ncbi.nlm.nih.gov/pubmed/18728103

Moksnes K, Fredheim OM, Klepstad P, Kaasa S, Angelsen A, Nilsen T et al. Early pharmacokinetics of nasal fentanyl: is there a significant arterio-venous difference? European Journal of Clinical Pharmacology 2008; 64(5): 497-502.
http://www.ncbi.nlm.nih.gov/pubmed/18180911

Nasalfent®

Fisher A, Watling M, Smith A, Knight A. Pharmacokinetic comparisons of three nasal fentanyl formulations; pectin, chitosan and chitosan-poloxamer 188. International Journal of Clinical Pharmacology and Therapeutics 2010; 48(2): 138-45.
http://www.ncbi.nlm.nih.gov/pubmed/20137766

Watts P, Smith A. PecSys: in situ gelling system for optimised nasal drug delivery. Expert Opinion on Drug Delivery 2009; 6(5): 543-52.
http://www.ncbi.nlm.nih.gov/pubmed/19413461

Other formulations
Good P, Jackson K, Brumley D, Ashby M. Intranasal sufentanil for cancer-associated breakthrough pain. Palliative Medicine 2009; 23(1): 54-8.
http://www.ncbi.nlm.nih.gov/pubmed/19144765

Fitzgibbon D, Morgan D, Dockter D, Barry C, Kharasch ED. Initial pharmacokinetic, safety and efficacy evaluation of nasal morphine gluconate for breakthrough pain in cancer patients. Pain 2003; 106(3): 309-15.
http://www.ncbi.nlm.nih.gov/pubmed/14659513

Duncan A. The use of fentanyl and alfentanil sprays for episodic pain. Palliative Medicine 2002; 16 (6): 550.
No abstract on PubMed

Pavis H, Wilcock A, Edgecombe J et al. Pilot study of nasal morphine-chitosan for the relief of breakthrough pain in patients with cancer. Journal of Pain and Symptom Management 2002; 24(6): 598-602.
http://www.ncbi.nlm.nih.gov/pubmed/12551810

Jackson K, Ashby M, Keech J. Pilot dose finding study of intranasal sufentanil for breakthrough and incident cancer-associated pain. Journal of Pain & Symptom Management 2002; 23(6): 450-2.
No abstract on PubMed

Zeppetella G. An assessment of the safety, efficacy, and acceptability of intranasal fentanyl citrate in the management of cancer-related breakthrough pain: a pilot study. Journal of Pain & Symptom Management 2000: 20(4): 253-8.
http://www.ncbi.nlm.nih.gov/pubmed/11027906

INTRAPULMONARY OPIOIDS
General articles
Farr SJ, Otulana BA. Pulmonary delivery of opioids as pain therapeutics. Advanced Drug Delivery Reviews 2006; 58(9-10): 1076-88.
http://www.ncbi.nlm.nih.gov/pubmed/17070614

Commercial formulations

Ward ME, Woodhouse A, Mather LE, Farr SJ, Okikawa JK, Lloyd P et al. Morphine pharmacokinetics after pulmonary administration from a novel aerosol delivery system. Clinical Pharmacology and Therapeutics 1997; 62(6): 596-609.
http://www.ncbi.nlm.nih.gov/pubmed/9433388

Other formulations
Zeppetella G. Nebulized and intranasal fentanyl in the management of cancer-related breakthrough pain. Palliative Medicine 2000; 14(1): 57-8.
No abstract on PubMed

NITROUS OXIDE
Parlow JL, Milne B, Tod DA, Stewart GI, Griffiths JM, Dudgeon DJ. Self-administered nitrous oxide for the management of incident pain in terminally ill patients: a blinded case series. Palliative Medicine 2005: 19(1): 3-8.
http://www.ncbi.nlm.nih.gov/pubmed/15690862
Enting RH, Oldenmenger WH, van der Rijt CC, Koper P, Lieverse J, Sillevis SP. Nitrous oxide is not beneficial for breakthrough cancer pain. Palliative Medicine 2002; 16(3): 257-9.
No abstract on PubMed

Keating HJ, Kundrat M. Patient-controlled analgesia with nitrous oxide in cancer pain. Journal of Pain and Symptom Management 1996; 11(2): 126-30.
http://www.ncbi.nlm.nih.gov/pubmed/8907144

OTHER DRUGS
Ketamine
Mercadante S, Arcuri E, Ferrera P, Villari P, Mangione S. Alternative treatments of breakthrough pain in patients receiving spinal analgesics for cancer pain.  Journal of Pain and Symptom Management 2005; 30(5): 485-91.
http://www.ncbi.nlm.nih.gov/pubmed/16310622

Carr DB, Goudas LC, Denman WT et al. Safety and efficacy of intranasal ketamine for the treatment of breakthrough pain in patients with chronic pain: a randomized, double-blind, placebo-controlled, crossover study. Pain 2004; 108(1-2): 17-27.
http://www.ncbi.nlm.nih.gov/pubmed/15109503

Midazolam
del Rosario MA, Martin AS, Ortega JJ, Feria M. Temporary sedation with midazolam for control of severe incident pain. Journal of Pain and Symptom Management 2001; 21(5): 439-42.
http://www.ncbi.nlm.nih.gov/pubmed/11369164

Gabapentin
Caraceni A, Zecca E, Martini C, Pigni A, Bracchi P. Gabapentin for breakthrough pain due to bone metastases. Palliative Medicine 2008; 22(4): 392-3.
No abstract on PubMed

ANAESTHETIC / INTERVENTIONAL TECHNIQUES
Kalso E, Heiskanen T, Rantio M, Rosenberg PH, Vainio A. Epidural and subcutaneous morphine in the management of cancer pain: a double-blind cross-over study. Pain 1996; 67(2-3): 443-9.
http://www.ncbi.nlm.nih.gov/pubmed/8951940

Mercadante S, Arcuri E, Ferrera P, Villari P, Mangione S. Alternative treatments of breakthrough pain in patients receiving spinal analgesics for cancer pain.  Journal of Pain and Symptom Management 2005; 30(5): 485-91.
http://www.ncbi.nlm.nih.gov/pubmed/16310622

Mercadante S, Ferrera P, Villari P, Arcuri E. Local anesthetics for breakthrough pain in patients receiving intrathecal treatment for cancer pain management. Anesthesia and Analgesia 2005; 100(5): 1540.
http://www.ncbi.nlm.nih.gov/pubmed/15845730

Mercadante S, Sapio M, Villari P. Suprascapular nerve block by catheter for breakthrough shoulder cancer pain Regional Anesthesia 1995; 20(4): 343-6.
http://www.ncbi.nlm.nih.gov/pubmed/7577784

ADHERENCE / ACCEPTABILITY OF TREATMENT
Davies AN, Vriens J, Kennett A, McTaggart M. An observational study of oncology patients’ utilization of breakthrough pain medication. Journal of Pain and Symptom Management 2008; 35(4): 406-11.
http://www.ncbi.nlm.nih.gov/pubmed/18222631

Ferrell BR, Juarez G, Borneman T. Use of routine and breakthrough analgesia in home care. Oncology Nursing Forum 1999; 26(10): 1655-61.
http://www.ncbi.nlm.nih.gov/pubmed/10573682

Walker G, Wilcock A, Manderson C, Weller R, Crosby V. The acceptability of different routes of administration of analgesia for breakthrough pain. Palliative Medicine 2003; 17(2): 219-21.
No abstract on PubMed

HEALTH ECONOMICS
Abernethy AP, Wheeler JL, Fortner BV. A health economic model of breakthrough pain. American Journal of Managed Care 2008; 14(5 Suppl 1): S129-40.
http://www.ncbi.nlm.nih.gov/pubmed/18611101

Fortner BV, Demarco G, Irving G, Ashley J, Keppler G, Chavez J, et al. Description and predictors of direct and indirect costs of pain reported by cancer patients. Journal of Pain and Symptom Management 2003; 25(1): 9-18.
http://www.ncbi.nlm.nih.gov/pubmed/12565184

Fortner BV, Okon TA, Portenoy RK. A survey of pain-related hospitalizations, emergency department visits, and physician office visits reported by cancer patients with and without history of breakthrough pain. Journal of Pain 2002; 3(1): 38-44.
http://www.ncbi.nlm.nih.gov/pubmed/14622852

PAEDIATRIC PAIN (GENERAL)
Friedrichsdorf SJ, Finney D, Bergin M, Stevens M, Collins JJ. Breakthrough pain in children with cancer. Journal of Pain and Symptom Management 2007; 34(2): 209-16.
http://www.ncbi.nlm.nih.gov/pubmed/17553659

PAEDIATRIC PAIN (MANAGEMENT)
Murat I, Gall O, Tourniaire B.  Procedural pain in children: evidence-based best practice and guidelines. Regional Anesthesia and Pain Medicine 2003; 28 (6): 561-72.
No abstract on PubMed

NON-MALIGNANT PAIN (GENERAL)
Bennett DS, Simon S, Brennan M, Shoemaker SA. Prevalence and characteristics of breakthrough pain in patients receiving opioids for chronic back pain in pain specialty clinics. Journal of Opioid Management 2007; 3(2):101-6.
http://www.ncbi.nlm.nih.gov/pubmed/17520989

Hojsted J, Nielsen PR, Eriksen J, Hansen OB, Sjogren P. Breakthrough pain in opioid-treated chronic non-malignant pain patients referred to a multidisciplinary pain centre: a preliminary study.  Acta Anaesthesiologica Scandinavica 2006; 50(10): 1290-6.
http://www.ncbi.nlm.nih.gov/pubmed/16999839

Portenoy RK, Bennett DS, Rauck R, Simon S, Taylor D, Brennan M et al.  Prevalence and characteristics of breakthrough pain in opioid-treated patients with chronic noncancer pain.  Journal of Pain 2006; 7(8): 583-91.
http://www.ncbi.nlm.nih.gov/pubmed/16885015

Simon S, Bennett DS, Rauck R, Taylor D, Shoemaker S. Breakthrough pain in opioid-treated patients with neuropathic pain.  Journal of Opioid Management 2006; 2(6): 347-52.
http://www.ncbi.nlm.nih.gov/pubmed/17326597

Zeppetella G, O’Doherty CA, Collins S. Prevalence and characteristics of breakthrough pain in patients with non-malignant terminal disease admitted to a hospice. Palliative Medicine 2001; 15(3): 243-6.
http://www.ncbi.nlm.nih.gov/pubmed/11407195

NON-MALIGNANT PAIN (MANAGEMENT)
Simpson DM, Messina J, Xie F, Hale M. Fentanyl buccal tablet for the relief of breakthrough pain in opioid-tolerant adult patients with chronic neuropathic pain: a multicenter, randomized, double-blind, placebo-controlled study.  Clinical Therapeutics 2007; 29(4): 588-601.
http://www.ncbi.nlm.nih.gov/pubmed/17617282

Portenoy RK, Messina J, Xie F, Peppin J. Fentanyl buccal tablet (FBT) for relief of breakthrough pain in opioid-treated patients with chronic low back pain: a randomized, placebo-controlled study. Current Medical Research and Opinion 2007; 23(1): 223-33.
http://www.ncbi.nlm.nih.gov/pubmed/17207304

Taylor DR, Webster LR, Chun SY, Reinking J, Stegman M, Shoemaker S et al.  Impact of breakthrough pain on quality of life in patients with chronic, noncancer pain: patient perceptions and effect of treatment with oral transmucosal fentanyl citrate (OTFC, ACTIQ).  Pain Medicine 2007; 8(3): 281-8.
http://www.ncbi.nlm.nih.gov/pubmed/17371416