Analysis of Methyltestosterone and Testosterone Propionate in Dried Blood Spots After Transdermal Application
June 2025
in “
Drug Testing and Analysis
”
Studysummary This study found that after application of a testosterone cream containing 17α-methyltestosterone and testosterone propionate, these compounds could be detected in dried blood spots up to 97 hours post-application, potentially leading to sample contamination during fingertip puncture.
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