Pamidronate (Aredia)

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General information

Class/mechanism: Bisphosphonate, inhibits osteoclast activity and bone resorption. Exact mechanism not understood, but is believed to also involve blocking dissolution of bone calcium phosphate (hydroxyapatite) crystals.[1][2][3]
Route: IV
Extravasation: no information

For conciseness and simplicity, currently will focus on treatment regimens and not list information such as: renal/hepatic dose adjustments, metabolism (including CYP450), excretion, monitoring parameters (although this will be considered for checklists), or manufacturer. Instead, for the most current information, please refer to your preferred pharmacopeias such as Micromedex, Lexicomp, UpToDate (courtesy of Lexicomp), or the prescribing information.[1]

Disease-specific information

Breast cancer

  • Hortobagyi GN, Theriault RL, Porter L, Blayney D, Lipton A, Sinoff C, Wheeler H, Simeone JF, Seaman J, Knight RD, Heffernan M, Reitsma DJ, Kennedy I, Allan SG, Mellars K; Protocol 19 Aredia Breast Cancer Study Group. Efficacy of pamidronate in reducing skeletal complications in patients with breast cancer and lytic bone metastases. N Engl J Med. 1996 Dec 12;335(24):1785-91. link to original article PubMed

Multiple myeloma

  • Berenson JR, Lichtenstein A, Porter L, Dimopoulos MA, Bordoni R, George S, Lipton A, Keller A, Ballester O, Kovacs MJ, Blacklock HA, Bell R, Simeone J, Reitsma DJ, Heffernan M, Seaman J, Knight RD; Myeloma Aredia Study Group. Efficacy of pamidronate in reducing skeletal events in patients with advanced multiple myeloma. N Engl J Med. 1996 Feb 22;334(8):488-93. link to original article PubMed

Prostate cancer

  • Smith MR, McGovern FJ, Zietman AL, Fallon MA, Hayden DL, Schoenfeld DA, Kantoff PW, Finkelstein JS. Pamidronate to prevent bone loss during androgen-deprivation therapy for prostate cancer. N Engl J Med. 2001 Sep 27;345(13):948-55. link to original article PubMed

Patient drug information

History of changes in FDA indication

  • 1991-10-31: Initial FDA approval

Also known as

  • Generic name: pamidronate disodium omega
  • Brand name: Aredia, Padium, Pamisol