Original Article
 

Clinical Efficacy and Immune Response of Recombinant Human Interferon α2b Vaginal Effervescent Tablets in the Treatment of High-risk HPV-induced Cervical Intraepithelial Neoplasia Grade 1

Abstract

High risk human papillomavirus (HR-HPV) induced cervical intraepithelial neoplasia grade 1 (CIN1) is a low-grade lesion closely associated with persistent viral infection, and clinical management remains challenging. This study aimed to investigate clinical efficacy and immune response of recombinant human interferon α2b vaginal effervescent tablets in CIN1 caused by HR-HPV.
In a retrospective study, 60 patients with HR-HPV and diagnosed with CIN1 from Shandong Provincial Hospital between December 2023 and December 2024 were divided into CT (n=30) and CR (n=30) groups, both groups were treated with conventional therapy, and recombinant human interferon α2b vaginal effervescent tablets were added to the CR group. The main assessment of both groups were inflammatory factor indicators, immune indicators, vaginal microenvironmental factors [hydrogen peroxide (H2O2) positivity, sialidase (SNA) positivity, leukocyte esterase (LE) positivity, N-acetylaminogalactosidase (NAG) positivity], HR-HPV conversion rate and clinical efficacy. Secondary outcomes included life quality scores, complication and adverse effect rates.
After treatment, the indicators of both groups were significantly different from the pre-treatment. The changes in inflammatory indicators, immune indicators, SNA positivity rate, LE positivity rate, HR-HPV conversion rate, clinical efficacy, life quality, complications, and adverse reactions in the CR group were better than those in the CT group. No marked discrepancy was found in the comparison of H2O2 positivity rate and NAG positivity rate between both groups.
Recombinant human interferon α2b vaginal effervescent tablets have significant therapeutic effects, as they alleviate inflammatory reactions, regulate immune indicators, and are worthy of clinical application and promotion.

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Keywords
Cervical intraepithelial neoplasia Human papillomavirus Immune response Inflammatory markers ecombinant human interferon α2b

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1.
Zou Y, Wang Y, Liu D, Li C, Li C. Clinical Efficacy and Immune Response of Recombinant Human Interferon α2b Vaginal Effervescent Tablets in the Treatment of High-risk HPV-induced Cervical Intraepithelial Neoplasia Grade 1. Iran J Allergy Asthma Immunol. 2026;:1-17.