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SOURCE-LINKED STUDY SUMMARY

Intermittent enzalutamide in recurrent prostate cancer: testosterone kinetics and related toxicity.

BJU international ·

Human

Abstract summarizedQuality not appraised
What was studied
Whether testosterone changes tracked breast enlargement during intermittent enzalutamide treatment for recurrent prostate cancer.
Who / model studied
38 patients with recurrent prostate cancer received intermittent 3-month enzalutamide courses without androgen-deprivation treatment. Testosterone and adverse events were monitored prospectively.
Studied dose & schedule
Dose and schedule were not reported in the source used for this summary.
What the study found
Median peak testosterone was 832.5 ng/dL. Breast-enlargement symptoms occurred in 42% of patients. Neither peak testosterone nor time with elevated testosterone correlated with these symptoms, and symptoms during one course did not reliably predict the next.
Limitations & context
This small prostate-cancer cohort does not establish what causes breast symptoms in other settings, such as testosterone therapy.

Read summary source ↗ · Prepared 9/15/2026 · AI-assisted, source-based summary

Review record & corrections

Summary prepared: . Source scope: abstract. This is an AI-assisted source summary, not an independent clinician sign-off.

No public field-by-field revision history is available for this card yet. The date above is the summary date, not proof that every field was updated then.

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Research findings apply to the population and conditions studied. This educational summary is not a treatment recommendation or a formal assessment of study quality.

Original publication ↗ · DOI: 10.1111/bju.70443

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