腎と骨代謝 Vol.28 No.2(6-1)


特集名 骨粗鬆症治療薬
題名 骨吸収抑制薬 (1) ビスホスホネート薬
発刊年月 2015年 04月
著者 萩野 浩 鳥取大学医学部保健学科/鳥取大学医学部附属病院リハビリテーション部
【 要旨 】 ビスホスホネート(BP)は多数の臨床試験結果に裏づけられたその骨折抑制効果から,骨粗鬆症治療の第一選択薬に位置づけられる.BPによる治療で腰椎骨密度,大腿骨近位部骨密度は増加し,椎体骨折,非椎体骨折,大腿骨近位部骨折発生を抑制する.経口BP剤にはdaily製剤,weekly製剤,monthly製剤があり,monthly静注製剤やweeklyゼリー製剤も開発された.BPの副作用として頻度が高いものに上部消化管障害,急性期反応が,発生頻度はきわめて低いが比較的重篤な副作用に顎骨壊死と非定型大腿骨骨折があげられる.
Theme Therapeutic drugs for osteoporosis
Title Bisphosphonates
Author Hiroshi Hagino School of Health Science and Rehabilitation Division, Tottori University
[ Summary ] As bisphosphonates (BPs) can reduce the incidence of fragility fractures, including hip fractures in patients with osteoporosis, they constiture the first-line therapy for osteoporosis. Numerous clinical studies have shown that most oral BPs, originally developed for once daily dosing, demonstrate equivalent, or non-inferior efficacy and tolerability as compared to weekly and/or monthly dosing regimens. Monthly intravenous or weekly gel regimens can also be used. Upper gastrointestinal tract problems and acute phase reaction are common but not serious adverse events of BPs. Moreover, although atypical femoral fractures and osteonecrosis of the jaw are very rare, they comprise the major concerns of BP administration.
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