{"id":7286,"date":"2025-07-29T12:02:12","date_gmt":"2025-07-29T04:02:12","guid":{"rendered":"https:\/\/zjbocon.com\/?p=7286"},"modified":"2025-10-01T19:30:30","modified_gmt":"2025-10-01T11:30:30","slug":"eto-sterilization-re-qualification","status":"publish","type":"post","link":"https:\/\/zjbocon.com\/?p=7286","title":{"rendered":"ETO Sterilization Re-qualification"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"h-eto-sterilization-re-qualification-requirements\">ETO Sterilization Re-qualification Requirements<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-re-qualification-frequency\">1. Re-qualification Frequency<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022&nbsp;<strong>Minimum annual requirement<\/strong><br>\u2022 At least once per year, verification data, subsequent re-validation data, and routine processing data must be reviewed<br>\u2022 The scope of re-qualification must be determined and documented<br>\u2022 The review procedure shall be documented<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-is-re-qualification-needed-if-no-product-changes-occur\">2. Is Re-qualification Needed if No Product Changes Occur?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022&nbsp;<strong>Yes, re-qualification is still required<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-re-qualification-items\">3. Re-qualification Items<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022&nbsp;<strong>Based on certain preconditions, the following options are available<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Full re-qualification<\/li>\n\n\n\n<li>No need for physical or microbial re-validation<\/li>\n\n\n\n<li>Small-scale microbial performance validation<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Prerequisites for Re-qualification<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">a) The following must be reviewed\/tested:<br>b) Whether any&nbsp;<strong>significant changes<\/strong>&nbsp;affecting product sterility have occurred in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Product design<\/li>\n\n\n\n<li>Manufacturing\/packaging materials<\/li>\n\n\n\n<li>PCD (Process Challenge Device)<\/li>\n\n\n\n<li>Suppliers<\/li>\n\n\n\n<li>Manufacturing areas\/facilities<\/li>\n\n\n\n<li>Load configurations or manufacturing processes<br>c)&nbsp;<strong>Bioburden trend analysis<\/strong>&nbsp;of products;<br>d) Whether&nbsp;<strong>temperature distribution studies<\/strong>&nbsp;and sterilizer operation demonstrate significant changes since last qualification;<br>e) Whether&nbsp;<strong>temperature distribution and recirculation checks<\/strong>&nbsp;in preconditioning chambers or aeration zones show significant changes since last qualification;<br>f) Whether ETO Sterilization<strong> process history<\/strong>&nbsp;since last validation demonstrates reproducibility;<br>g) Whether&nbsp;<strong>change control and preventive maintenance records<\/strong>&nbsp;confirm no equipment modifications affecting the process;<br>h) Whether&nbsp;<strong>no alterations to the ETO Sterilization process<\/strong>&nbsp;affecting sterility have occurred;<br>i) If&nbsp;<strong>ETO Sterilization process specifications changed<\/strong>, re-qualification must include verification of&nbsp;<strong>EO residue limits<\/strong>&nbsp;compliance with regulatory requirements.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Regulatory Standards<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>ISO 11135:2014<\/strong>&nbsp;<em>(Sec. 9.2: Requalification criteria)<\/em><\/li>\n\n\n\n<li><strong>FDA 21 CFR 211.113<\/strong>&nbsp;<em>(Sterilization process controls)<\/em><\/li>\n\n\n\n<li><strong>EU GMP Annex 1:2022<\/strong>&nbsp;<em>(Sec. 8.5: Revalidation requirements)<\/em><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-eto-sterilization-re-qualification-requirements-0\"><strong>ETO Sterilization Re-qualification Requirements<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The re-qualification shall&nbsp;<strong>include a review of chamber performance and annual engineering changes<\/strong>&nbsp;to ensure the original IQ\/OQ results remain valid. The review must cover:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Preconditioning zone temperature\/humidity profiles<\/strong>&nbsp;(if applicable);<\/li>\n\n\n\n<li><strong>Actual empty chamber humidity profiles<\/strong>;<\/li>\n\n\n\n<li><strong>Aeration zone temperatures<\/strong>&nbsp;(if applicable);<\/li>\n\n\n\n<li><strong>Additionally, even if process specifications are met<\/strong>, inspections must be triggered by:\n<ul class=\"wp-block-list\">\n<li>Adverse trends in equipment performance,<\/li>\n\n\n\n<li>Sterility failures;<\/li>\n\n\n\n<li>To determine if re-validation is warranted.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Sterilization experts<\/strong>&nbsp;shall define the scope of required&nbsp;<strong>physical and microbial re-validation<\/strong>&nbsp;based on review outcomes.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Critical Considerations for Sterilization Re-qualification<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Handling Significant Changes<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 If&nbsp;<strong>major changes<\/strong>&nbsp;are identified during re-qualification, re-execution of IQ\/OQ\/PQ may be required:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>IQ (Installation Qualification)<\/strong>: Verify modified equipment\/software installation.<\/li>\n\n\n\n<li><strong>OQ (Operational Qualification)<\/strong>: Retest impacted functional parameters.<\/li>\n\n\n\n<li><strong>PQ (Performance Qualification)<\/strong>: Re-validate sterilization efficacy under new conditions.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Additional Requirements for Parametric Release<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For facilities using&nbsp;<strong>parametric release<\/strong>&nbsp;(relying on process data rather than BI testing):<br>a)&nbsp;<strong>Re-validation frequency<\/strong>: Must be performed&nbsp;<strong>at least annually<\/strong>;<br>b)&nbsp;<strong>Re-validation scope<\/strong>: Must include&nbsp;<strong>microbiological studies<\/strong>&nbsp;to confirm:<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Situations Requiring Full Requalification (IQ\/OQ\/PQ):<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">a)&nbsp;<strong>Major maintenance of the sterilizer<\/strong>;<br>b)&nbsp;<strong>Structural, location, or environmental changes<\/strong>;<br>c)&nbsp;<strong>Unexplained sterility failures<\/strong>;<br>d)&nbsp;<strong>Changes in EO supply\/delivery, diluent, or chamber load configuration<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Exemption from Physical or Microbial Re-qualification<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">When the following conditions are met:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>No changes<\/strong>&nbsp;in product, packaging, equipment\/services, or processes;<\/li>\n\n\n\n<li><strong>Chamber performance and engineering review<\/strong>&nbsp;are qualified;<\/li>\n\n\n\n<li><strong>Routine sterilization processes<\/strong>&nbsp;have operated reliably during the period;<br>?&nbsp;<strong>Professional judgment<\/strong>&nbsp;may determine that physical or microbial re-qualification is&nbsp;<strong>not required<\/strong>&nbsp;until the next review.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Limited-Scale Microbial Performance Qualification<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022&nbsp;<strong>May be required in specific cases<\/strong>, such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Verifying continued suitability of BIs relative to product bioburden;<\/li>\n\n\n\n<li>Providing evidence that no&nbsp;<strong>unintended changes<\/strong>&nbsp;occurred since the previous (re)qualification study after a defined time interval.<br>\u2022&nbsp;<strong>General requirements (at minimum)<\/strong>:<\/li>\n\n\n\n<li>One&nbsp;<strong>short-cycle or half-cycle run<\/strong>;<\/li>\n\n\n\n<li>Including&nbsp;<strong>temperature and humidity measurements<\/strong>&nbsp;of sterilized items.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-if-you-want-to-know-more\">IF YOU WANT TO KNOW MORE<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Phone:&nbsp;<a href=\"https:\/\/wa.me\/8619975258603\">+8619975258603<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Email:&nbsp;<a href=\"mailto:hayley@hzbocon.com\">hayley@hzbocon.com<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Local Site: Room 1202, Caitong Zhongxin, Xiasha District, Hangzhou City, Zhejiang Province, China<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Website:&nbsp;<a href=\"https:\/\/www.hzbocon.com\/\">hzbocon.com<\/a><a href=\"https:\/\/zjbocon.com\/\">zjbocon.com<\/a><\/p>\n\n\n\n<div class=\"wp-block-uagb-image uagb-block-9d7632fc wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zjbocon.com\/wp-content\/uploads\/2025\/09\/eto-sterilizer-9-1024x1024.webp\" alt=\"\" class=\"uag-image-8487\" width=\"1024\" height=\"1024\" title=\"eto-sterilizer-9\" loading=\"lazy\" role=\"img\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>ETO Sterilization Re-qualification Requirements 1. Re-qualification Frequency \u2022&nbsp;Minimum annual requirement\u2022 At least once per year, verification data, subsequent re-validation data, [&hellip;]<\/p>\n","protected":false},"author":234312599,"featured_media":8487,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[133125,133124],"tags":[],"class_list":["post-7286","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news","category-eto-sterilizer"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v28.0) - 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