← Blood tests
RPR / Syphilis
Routine annualalso rapid plasma reagin
What it isA nontreponemal antibody test that screens for syphilis. Positive results require confirmatory treponemal testing.
DoesDetects antibodies produced in response to syphilis infection.
GoodNonreactive result rules out current syphilis.
BadReactive results trigger confirmatory testing and treatment if active syphilis is confirmed. Untreated syphilis progresses through stages with serious neurological and cardiovascular complications.
- Standard
- Nonreactive.
- Optimal
- Nonreactive (lower is good)
- Modifiers
- Titer falls with successful treatment.
How to optimize
- Lifestyle
- Safer sex practices.
- Diet
- —
- Supplements
- —
- Peptides
- —
- Drugs
- Penicillin G (single dose for early syphilis; multiple doses for late/latent).
Reference ranges are general adult lab norms; optimal ranges are editorial picks from the longevity literature — not medical advice. Always interpret results with your physician.
within Infections