Aromatase Inhibitor Growth Study: Letrozole vs. Anastrozole

  • participants needed
  • sponsor
    Stanford University
Updated on 21 July 2021
luteinizing hormone
aromatase inhibitor
serum luteinizing hormone


The purpose of the study is to determine if there are differences in the final height or hormone profile of short pubertal boys placed on different forms of aromatase inhibitor now routinely used to increase stature: Anastrozole and Letrozole. It also should determine if there are differences in the side effect profiles of the two drugs to be used.

Condition Dwarfism
Treatment Letrozole, anastrozole
Clinical Study IdentifierNCT02137538
SponsorStanford University
Last Modified on21 July 2021

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