Evidence map›Paper›PMID 40395732›Full record

SynthesisFrontiers in pharmacology2025

Adjuvant treatment with Wu-Zi-Yan-Zong formula for abnormal sperm parameters associated with male infertility: a meta-analysis of randomized controlled trials.

Feilun Cui, Yueshi Zhang, Yu Fan

Abstract readSystematic Review
In one paragraph

Synthesis in Frontiers in pharmacology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Trial
  2. Article
  3. Review
  4. [Nan fang yi ke da xue xue bao = Journal of Southern Medical University
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Feilun Cui *Department of Urology, Affiliated Taizhou Second People's Hospital of Yangzhou University, Taizhou, China.
Yueshi Zhang *Department of Medical Laboratory Science, Liaoning University of Traditional Chinese Medicine, Shenyang, Liaoning, China.
Yu FanCancer Institute, The Affiliated People's Hospital, Jiangsu University, Zhenjiang, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Wu-Zi-Yan-Zong (WZYZ) formula is a traditional Chinese botanical drug that has been used to treat male infertility. This meta-analysis aims to evaluate its effectiveness of the WZYZ formula as an adjuvant therapy for treating abnormal sperm parameters associated with male infertility. Methods: A comprehensive literature search was conducted using PubMed, Embase, Cochrane Library, Web of Science, SinoMed, Wanfang, and CNKI databases until December 12, 2024 to identify randomized controlled trials (RCTs) that assessed the effectiveness of the WZYZ formula as an adjuvant therapy for treating abnormal sperm parameters associated in men with infertility. For dichotomous data, the pooled results were summarized as risk ratio (RR) with 95% confidence intervals (CI), while continuous data were expressed as pooled weighted mean difference (WMD) with 95% CI. Results: A total of 11 RCTs involving 951 men were identified. The pooled results showed that the WZYZ formula, when combined with control treatment, significantly improved the pregnancy rate of female partners (RR 1.68; 95% CI 1.34-2.11), semen volume (WMD 0.58 mL; 95% CI 0.28-0.89), sperm concentration (WMD 6.87 × 10 Conclusion: Adjuvant treatment with WZYZ formula significantly improves the pregnancy rate of female partners by improving several semen parameters in infertile men with abnormal sperm parameters. However, further well-designed RCTs with larger sample sizes are necessary to definitively determine the efficacy and safety of the WZYZ formula in treating abnormal sperm parameters associated with male infertility. Systematic review registration: https://www.crd.york.ac.uk/PROSPERO/view/CRD42024629510.

Indexed as

abnormal sperm parametersmale infertilitymeta-analysisrandomized controlled trialsWu-Zi-Yan-Zong formula

Identifiers

PMID40395732
PMCPMC12089090

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.