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SOURCE-LINKED STUDY SUMMARY

Adverse events associated with testosterone administration.

The New England journal of medicine ·

Human

Abstract summarizedQuality not appraised
What was studied
Randomized trial comparing daily testosterone gel with placebo for 6 months, with adverse events and physical performance assessed.
Who / model studied
The trial enrolled 209 community-dwelling men aged at least 65 with mobility limitations and low testosterone; mean age was 74, with substantial chronic disease.
Studied dose & schedule
Dose and schedule have not yet been extracted for this summary.
What the study found
The trial stopped early after more cardiovascular-related adverse events with testosterone: 23 men versus 5 with placebo. Testosterone improved leg-press and chest-press strength and loaded stair climbing.
Limitations & context
The authors cautioned that the small trial and its medically complex, mobility-limited population prevent broad conclusions about testosterone safety.

Read summary source ↗ · Prepared 9/22/2026 · 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: 10.1056/nejmoa1000485

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