Clinical trials in relapsed prostate cancer: Defining the target Journal Article


Authors: Scher, H. I.; Mazumdar, M.; Kelly, W. K.
Article Title: Clinical trials in relapsed prostate cancer: Defining the target
Abstract: A re-examination of the methods of developing new treatments for patients with prostate cancer whose disease has progressed during hormone therapy is necessitated by the following: 1) the impact of prostate-specific antigen (PSA) testing on patient selection, 2) the increasing number of studies using noncytotoxic approaches, and 3) the lack of validated methods to report outcomes. PSA monitoring after primary therapy has increased the number of patients referred for therapy with a rising value in this marker or an asymptomatic change in a radionuclide bone scan as the only manifestation(s) of relapse. The development of drugs for this population of patients presents a unique challenge because the classical criterion used to assess efficacy in the phase II setting, i.e., the presence of objective changes in measurable disease sites, frequently does not apply. Since no approach has been proven to prolong survival, the highest priority must he placed on developing new therapies. Standardizing the methods for evaluating treatments is also essential so that promising strategies are pursued and inactive therapies are not developed further.
Keywords: treatment outcome; clinical trial; disease course; review; cancer combination chemotherapy; paclitaxel; antineoplastic agent; prostate specific antigen; quality of life; neoplasm recurrence, local; etoposide; tumor markers, biological; drug screening; vinblastine; prostate cancer; prostate-specific antigen; prostatic neoplasms; drug research; clinical trials; neoplasms, hormone-dependent; estramustine; humans; human; male
Journal Title: JNCI: Journal of the National Cancer Institute
Volume: 88
Issue: 22
ISSN: 0027-8874
Publisher: Oxford University Press  
Date Published: 1996-11-20
Start Page: 1623
End Page: 1634
Language: English
DOI: 10.1093/jnci/88.22.1623
PUBMED: 8931606
PROVIDER: scopus
DOI/URL:
Notes: Review -- Export Date: 22 November 2017 -- Source: Scopus
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  1. William K Kelly
    115 Kelly
  2. Madhu Mazumdar
    127 Mazumdar
  3. Howard Scher
    1130 Scher