Chronic prostatitis and chronic pelvic pain syndrome (CP/CPPS — category III of the NIH classification) is one of the most prevalent urological conditions in men under 50 and represents a persistent therapeutic challenge: antibiotics have limited efficacy in the abacterial form, alpha-blockers partially relieve urinary symptoms, and anti-inflammatories offer modest and transient benefit. Published in 2023 in the journal Pain Research and Management, a systematic review and meta-analysis conducted by Juanhong Pan and colleagues pooled the 10 RCTs of greatest methodological quality available on acupuncture for this condition — with stricter selection rigor than previous reviews.
The central inclusion criterion was a JADAD score ≥ 4 — a scale that assesses randomization, blinding, and description of losses/withdrawals in the trial. This rigorous filter resulted in 798 patients analyzed in 10 high-reliability RCTs, comparing acupuncture versus sham acupuncture and versus treatment with Western medicine (antibiotics, alpha-blockers, anti-inflammatories). Primary outcomes included the NIH Chronic Prostatitis Symptom Index (NIH-CPSI) in its subscales of pain, urinary symptoms, and quality of life, in addition to the overall clinical efficacy rate.
STUDY DATA
Results: significant reductions vs. sham and favorable comparison vs. conventional treatment
The analysis showed statistically significant differences in favor of acupuncture in primary outcomes evaluated both in comparison to sham and in comparison to conventional Western medicine. On the pain subscale of the NIH-CPSI — the principal marker of therapeutic efficacy in CP/CPPS — acupuncture produced significantly larger reductions than the sham control, a result consistent with an effect that goes beyond the nonspecific component. Compared with Western medicine, acupuncture showed favorable results especially in the domains of quality of life and the overall clinical efficacy rate, which assesses whether the patient achieved substantial improvement at the end of treatment.
Urinary symptoms — frequency, urgency, urinary stream score — also improved significantly with acupuncture, a relevant finding because these symptoms strongly affect quality of life and frequently prompt withdrawal from social and professional activities. Sensitivity analysis confirmed the robustness of the results when excluding studies individually, indicating consistency of the findings.
Clinical context: why conventional treatment fails
CP/CPPS is classified by the NIH into four categories; category IIIB (inflammatory abacterial) is the most common and the most refractory to treatment. Antibiotics — still frequently prescribed by habit — have no demonstrated efficacy in this category. Alpha-blockers (tamsulosin, silodosin) relieve functional urinary obstruction but do not act on central pain. Anti-inflammatories have transient effect. This scenario makes acupuncture particularly relevant: it is one of the few interventions with controlled evidence of efficacy for both pain and urinary symptoms and quality of life in this condition.
Frequently asked questions
This meta-analysis focused specifically on chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS), which is abacterial in nature (NIH category III). Acute bacterial prostatitis (category I) requires immediate antibiotic therapy and acupuncture does not replace antibiotic treatment. For CP/CPPS, where antibiotics have no demonstrated efficacy, acupuncture represents an evidence-based alternative with demonstrated superiority over sham and conventional treatment.
The included studies ranged from 4 to 12 weeks of treatment. In clinical practice, an initial cycle of 8–12 sessions (2–3 per week) is recommended for assessment of therapeutic response. Patients who respond well may maintain biweekly or monthly maintenance sessions. Auriculotherapy with seeds is a low-cost option to prolong the effect between sessions.
Sexual dysfunction (erectile dysfunction, painful ejaculation, ejaculatory dysfunction) is frequently associated with CP/CPPS and contributes to the impact on quality of life. Although this meta-analysis did not specifically analyze sexual outcomes, the improvement of pelvic pain and quality of life reported in the studies suggests indirect benefit. Points such as CV-4, KI-3, and SP-6 have documented modulatory effect on male sexual function in separate studies.
Fonte Original
Pain Research and Management(em inglês)Founded in 1989 by physicians trained at the University of São Paulo (USP) and specialized in China, CEIMEC is a Brazilian national reference in the teaching and practice of medical acupuncture. With more than 3,000 physicians trained over 35 years, it collaborates with HC-FMUSP and is recognized by the Brazilian Medical College of Acupuncture (CMBA/AMB).