Alkylating agents can kill cancer cells but may cause skin and allergic reactions.  
      18 citations
,
  December 1996   in “Seminars in Cutaneous Medicine and Surgery”
           18 citations
,
  December 1996   in “Seminars in Cutaneous Medicine and Surgery”    Chemotherapy and cytokine therapy can cause various skin reactions, including hair loss and hypersensitivity.  
      16 citations
,
  March 2017   in “Bone Marrow Transplantation”
           16 citations
,
  March 2017   in “Bone Marrow Transplantation”    Some children who had stem cell transplants developed permanent hair loss, especially when treated with a drug called busulphan.  
      January 1990   in “Springer eBooks”
           January 1990   in “Springer eBooks”    Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.  
      March 1965   in “Hospital Topics”
           March 1965   in “Hospital Topics”    Chemotherapy provides symptom relief and extends life in 30-50% of gynecological cancer cases, but has only cured choriocarcinoma.