Efficacy of Daptomycin Plus Fosfomycin Versus Daptomycin for Treatment of MRSA Bacteremia

Phase 3 Completed 167 enrolled Miquel Pujol Hospital Universitari de Bellvitge · collab

RandomizedParallel-groupOpen-labelTreatment

Summary

To demonstrate that the combination of daptomycin and fosfomycin is superior to daptomycin alone in the treatment of methicillin resistant Staphylococcus aureus (MRSA) bacteremia.

Timeline

Start: 2013-12
Primary completion: 2018-01-10
Completion: 2018-01-10

Outcome

Missed primary endpoint

paper (54.1% vs 42.0%; relative risk, 1.29 [95% confidence interval, .93-1.8]; P = .135). PMID 32725216 ↗

paper but this difference did not reach statistical significance. PMID 32725216 ↗

Publications

Background Cosgrove SE, Sakoulas G, Perencevich EN, Schwaber MJ, Karchmer AW, Carmeli Y. Comparison of mortality associated with methicillin-resistant and methicillin-susceptible Staphylococcus aureus bacteremia: a meta-analysis. Clin Infect Dis. 2003 Jan 1;36(1):53-9. doi: 10.1086/345476. Epub 2002 Dec 13.
Background Chang FY, Peacock JE Jr, Musher DM, Triplett P, MacDonald BB, Mylotte JM, O'Donnell A, Wagener MM, Yu VL. Staphylococcus aureus bacteremia: recurrence and the impact of antibiotic treatment in a prospective multicenter study. Medicine (Baltimore). 2003 Sep;82(5):333-9. doi: 10.1097/01.md.0000091184.93122.09.
Background Fowler VG Jr, Boucher HW, Corey GR, Abrutyn E, Karchmer AW, Rupp ME, Levine DP, Chambers HF, Tally FP, Vigliani GA, Cabell CH, Link AS, DeMeyer I, Filler SG, Zervos M, Cook P, Parsonnet J, Bernstein JM, Price CS, Forrest GN, Fatkenheuer G, Gareca M, Rehm SJ, Brodt HR, Tice A, Cosgrove SE; S. aureus Endocarditis and Bacteremia Study Group. Daptomycin versus standard therapy for bacteremia and endocarditis caused by Staphylococcus aureus. N Engl J Med. 2006 Aug 17;355(7):653-65. doi: 10.1056/NEJMoa053783.
Background Rehm SJ, Boucher H, Levine D, Campion M, Eisenstein BI, Vigliani GA, Corey GR, Abrutyn E. Daptomycin versus vancomycin plus gentamicin for treatment of bacteraemia and endocarditis due to Staphylococcus aureus: subset analysis of patients infected with methicillin-resistant isolates. J Antimicrob Chemother. 2008 Dec;62(6):1413-21. doi: 10.1093/jac/dkn372. Epub 2008 Sep 8.
Background Gudiol F, Aguado JM, Pascual A, Pujol M, Almirante B, Miro JM, Cercenado E, Dominguez Mde L, Soriano A, Rodriguez-Bano J, Valles J, Palomar M, Tornos P, Bouza E; Sociedad Espanola de Enfermedades Infecciosas y Microbiologia Clinica. [Consensus document for the treatment of bacteremia and endocarditis caused by methicillin-resistent Staphylococcus aureus. Sociedad Espanola de Enfermedades Infecciosas y Microbiologia Clinica]. Enferm Infecc Microbiol Clin. 2009 Feb;27(2):105-15. doi: 10.1016/j.eimc.2008.09.003. Epub 2009 Feb 11. Spanish.
Background Popovic M, Steinort D, Pillai S, Joukhadar C. Fosfomycin: an old, new friend? Eur J Clin Microbiol Infect Dis. 2010 Feb;29(2):127-42. doi: 10.1007/s10096-009-0833-2. Epub 2009 Nov 14.
Background Kastoris AC, Rafailidis PI, Vouloumanou EK, Gkegkes ID, Falagas ME. Synergy of fosfomycin with other antibiotics for Gram-positive and Gram-negative bacteria. Eur J Clin Pharmacol. 2010 Apr;66(4):359-68. doi: 10.1007/s00228-010-0794-5. Epub 2010 Feb 26.
Background Liu C, Bayer A, Cosgrove SE, Daum RS, Fridkin SK, Gorwitz RJ, Kaplan SL, Karchmer AW, Levine DP, Murray BE, J Rybak M, Talan DA, Chambers HF. Clinical practice guidelines by the infectious diseases society of america for the treatment of methicillin-resistant Staphylococcus aureus infections in adults and children: executive summary. Clin Infect Dis. 2011 Feb 1;52(3):285-92. doi: 10.1093/cid/cir034.
Background Wu G, Abraham T, Rapp J, Vastey F, Saad N, Balmir E. Daptomycin: evaluation of a high-dose treatment strategy. Int J Antimicrob Agents. 2011 Sep;38(3):192-6. doi: 10.1016/j.ijantimicag.2011.03.006. Epub 2011 May 6.
Background Chen LY, Huang CH, Kuo SC, Hsiao CY, Lin ML, Wang FD, Fung CP. High-dose daptomycin and fosfomycin treatment of a patient with endocarditis caused by daptomycin-nonsusceptible Staphylococcus aureus: case report. BMC Infect Dis. 2011 May 26;11:152. doi: 10.1186/1471-2334-11-152.
Background Miro JM, Entenza JM, Del Rio A, Velasco M, Castaneda X, Garcia de la Maria C, Giddey M, Armero Y, Pericas JM, Cervera C, Mestres CA, Almela M, Falces C, Marco F, Moreillon P, Moreno A; Hospital Clinic Experimental Endocarditis Study Group. High-dose daptomycin plus fosfomycin is safe and effective in treating methicillin-susceptible and methicillin-resistant Staphylococcus aureus endocarditis. Antimicrob Agents Chemother. 2012 Aug;56(8):4511-5. doi: 10.1128/AAC.06449-11. Epub 2012 May 29.
Background Kullar R, Davis SL, Levine DP, Zhao JJ, Crank CW, Segreti J, Sakoulas G, Cosgrove SE, Rybak MJ. High-dose daptomycin for treatment of complicated gram-positive infections: a large, multicenter, retrospective study. Pharmacotherapy. 2011 Jun;31(6):527-36. doi: 10.1592/phco.31.6.527.
Background Gasch O, Ayats J, Angeles Dominguez M, Tubau F, Linares J, Pena C, Grau I, Pallares R, Gudiol F, Ariza J, Pujol M. Epidemiology of methicillin-resistant Staphylococcus aureus (MRSA) bloodstream infection: secular trends over 19 years at a university hospital. Medicine (Baltimore). 2011 Sep;90(5):319-327. doi: 10.1097/MD.0b013e31822f0b54.
Background Gasch O, Camoez M, Dominguez MA, Padilla B, Pintado V, Almirante B, Molina J, Lopez-Medrano F, Ruiz E, Martinez JA, Bereciartua E, Rodriguez-Lopez F, Fernandez-Mazarrasa C, Goenaga MA, Benito N, Rodriguez-Bano J, Espejo E, Pujol M; REIPI/GEIH Study Groups. Predictive factors for mortality in patients with methicillin-resistant Staphylococcus aureus bloodstream infection: impact on outcome of host, microorganism and therapy. Clin Microbiol Infect. 2013 Nov;19(11):1049-57. doi: 10.1111/1469-0691.12108. Epub 2013 Jan 17.
Background Garrigos C, Murillo O, Lora-Tamayo J, Verdaguer R, Tubau F, Cabellos C, Cabo J, Ariza J. Fosfomycin-daptomycin and other fosfomycin combinations as alternative therapies in experimental foreign-body infection by methicillin-resistant Staphylococcus aureus. Antimicrob Agents Chemother. 2013 Jan;57(1):606-10. doi: 10.1128/AAC.01570-12. Epub 2012 Oct 22.
Background Lai CC, Sheng WH, Wang JT, Cheng A, Chuang YC, Chen YC, Chang SC. Safety and efficacy of high-dose daptomycin as salvage therapy for severe gram-positive bacterial sepsis in hospitalized adult patients. BMC Infect Dis. 2013 Feb 4;13:66. doi: 10.1186/1471-2334-13-66.
Pujol M, Miro JM, Shaw E, Aguado JM, San-Juan R, Puig-Asensio M, Pigrau C, Calbo E, Montejo M, Rodriguez-Alvarez R, Garcia-Pais MJ, Pintado V, Escudero-Sanchez R, Lopez-Contreras J, Morata L, Montero M, Andres M, Pasquau J, Arenas MD, Padilla B, Murillas J, Jover-Saenz A, Lopez-Cortes LE, Garcia-Pardo G, Gasch O, Videla S, Hereu P, Tebe C, Pallares N, Sanllorente M, Dominguez MA, Camara J, Ferrer A, Padulles A, Cuervo G, Carratala J; MRSA Bacteremia (BACSARM) Trial Investigators. Daptomycin Plus Fosfomycin Versus Daptomycin Alone for Methicillin-resistant Staphylococcus aureus Bacteremia and Endocarditis: A Randomized Clinical Trial. Clin Infect Dis. 2021 May 4;72(9):1517-1525. doi: 10.1093/cid/ciaa1081.
Shaw E, Miro JM, Puig-Asensio M, Pigrau C, Barcenilla F, Murillas J, Garcia-Pardo G, Espejo E, Padilla B, Garcia-Reyne A, Pasquau J, Rodriguez-Bano J, Lopez-Contreras J, Montero M, de la Calle C, Pintado V, Calbo E, Gasch O, Montejo M, Salavert M, Garcia-Pais MJ, Carratala J, Pujol M; Spanish Network for Research in Infectious Diseases (REIPI RD12/0015); Instituto de Salud Carlos III, Madrid, Spain; GEIH (Hospital Infection Study Group). Daptomycin plus fosfomycin versus daptomycin monotherapy in treating MRSA: protocol of a multicentre, randomised, phase III trial. BMJ Open. 2015 Mar 11;5(3):e006723. doi: 10.1136/bmjopen-2014-006723.

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