Drug Use Investigation for ALKERAN (melphalan) Injection 50mg

Trial description: The purpose of this post-marketing surveillance is to consider the presence or absence of necessity of special investigation and grasp of the following items;1) Grasp of actual use conditions of melphalan injection in hematopoietic stem cell transplantation2) Grasp of safety profile of melphalan injection - Adverse drug reactions (especially unknown or serious adverse drug reactions) and serious adverse events- Onset of adverse drug reactions under actual use conditions of melphalan injection - Factors likely to affect safety3) Factors likely to affect efficacy