{"id":32607,"date":"2026-04-15T15:01:58","date_gmt":"2026-04-15T13:01:58","guid":{"rendered":"https:\/\/www.unither-pharma.com\/?post_type=publication&#038;p=32607"},"modified":"2026-04-15T15:03:22","modified_gmt":"2026-04-15T13:03:22","slug":"les-etapes-de-fabrication-du-blow-fill-seal","status":"publish","type":"publication","link":"https:\/\/www.unither-pharma.com\/fr\/publication\/les-etapes-de-fabrication-du-blow-fill-seal\/","title":{"rendered":"Les \u00e9tapes de fabrication du Blow-fill-seal"},"content":{"rendered":"<h2>Les \u00e9tapes de fabrication en Blow-Fill-Seal (BFS) : la st\u00e9rilit\u00e9 par conception<\/h2>\n<p>La technologie <strong>Blow-Fill-Seal (BFS)<\/strong> est un proc\u00e9d\u00e9 de fabrication aseptique enti\u00e8rement automatis\u00e9 qui illustre le plus haut niveau d\u2019expertise industrielle pharmaceutique. En combinant le formage du contenant, le remplissage et le scellage en une seule \u00e9tape continue, le BFS garantit une st\u00e9rilit\u00e9 optimale, une efficacit\u00e9 industrielle \u00e9lev\u00e9e et une s\u00e9curit\u00e9 maximale du produit fini.<\/p>\n<h3>De la mati\u00e8re premi\u00e8re au conditionnement st\u00e9rile<\/h3>\n<p>Le proc\u00e9d\u00e9 BFS d\u00e9bute avec du <strong>poly\u00e9thyl\u00e8ne basse densit\u00e9 (PEBD) de grade pharmaceutique<\/strong>, stock\u00e9 sous forme de granul\u00e9s dans des silos situ\u00e9s \u00e0 l\u2019ext\u00e9rieur du b\u00e2timent de production. Le site consomme plusieurs milliers de tonnes de polym\u00e8re par an, refl\u00e9tant une capacit\u00e9 industrielle de grande envergure.<\/p>\n<p>Le PE est ensuite achemin\u00e9 vers les lignes de conditionnement BFS, o\u00f9 il est chauff\u00e9 dans des vis d\u2019extrusion \u00e0 une temp\u00e9rature comprise entre <strong>220 \u00b0C et 230 \u00b0C<\/strong>. \u00c0 cette temp\u00e9rature, le polym\u00e8re est intrins\u00e8quement st\u00e9rile. Il est alors extrud\u00e9 et souffl\u00e9 dans les moules de la machine BFS afin de former la partie inf\u00e9rieure de l\u2019unidose.<\/p>\n<h3>Formage, remplissage et scellage en une seule \u00e9tape aseptique<\/h3>\n<p>Une fois la base du contenant form\u00e9e, des aiguilles de remplissage st\u00e9riles sont introduites. Le m\u00e9dicament, qui a \u00e9t\u00e9 soumis \u00e0 <strong>deux \u00e9tapes de filtration, dont une filtration st\u00e9rilisante<\/strong>, est alors rempli dans l\u2019unidose.<\/p>\n<p>Une seconde \u00e9tape de soufflage permet ensuite de former la partie sup\u00e9rieure du conditionnement, suivie du scellage herm\u00e9tique. L\u2019ensemble du processus \u2013 formage, remplissage et scellage \u2013 ne dure que quelques secondes. Il permet de produire des bandes ou \u00ab gobs \u00bb de g\u00e9n\u00e9ralement <strong>dix unidoses solidaires<\/strong>.<\/p>\n<p>Toutes ces op\u00e9rations se d\u00e9roulent sous une <strong>douche d\u2019air st\u00e9rile<\/strong>. Gr\u00e2ce \u00e0 la haute temp\u00e9rature d\u2019extrusion du PE, \u00e0 la filtration st\u00e9rilisante du m\u00e9dicament et \u00e0 un environnement de production ma\u00eetris\u00e9, le produit est consid\u00e9r\u00e9 comme <strong>st\u00e9rile par construction<\/strong>.<\/p>\n<h3>D\u00e9bottelage et valorisation des mati\u00e8res<\/h3>\n<p>Une fois les gobs form\u00e9s, ceux-ci passent \u00e0 l\u2019\u00e9tape de <strong>d\u00e9bottelage<\/strong>, au cours de laquelle les unidoses sont s\u00e9par\u00e9es individuellement. Les chutes de poly\u00e9thyl\u00e8ne g\u00e9n\u00e9r\u00e9es sont r\u00e9cup\u00e9r\u00e9es et valoris\u00e9es via des fili\u00e8res de revente et de r\u00e9utilisation, contribuant \u00e0 une approche industrielle plus durable.<\/p>\n<p>Les unidoses sont ensuite achemin\u00e9es vers les \u00e9tapes de contr\u00f4le via un convoyeur \u00e0 \u00e9tages.<\/p>\n<h3>Contr\u00f4les qualit\u00e9 : niveau de remplissage et \u00e9tanch\u00e9it\u00e9<\/h3>\n<p>Chaque unidose fait l\u2019objet de contr\u00f4les qualit\u00e9 en ligne rigoureux. Un premier contr\u00f4le v\u00e9rifie le <strong>niveau de remplissage<\/strong> afin de garantir la pr\u00e9cision de la dose. Un second contr\u00f4le consiste en un <strong>test d\u2019\u00e9tanch\u00e9it\u00e9<\/strong> destin\u00e9 \u00e0 assurer l\u2019int\u00e9grit\u00e9 du contenant et la qualit\u00e9 du scellage.<\/p>\n<p>Ces \u00e9tapes sont essentielles pour garantir la s\u00e9curit\u00e9 du patient, la stabilit\u00e9 du produit et la conformit\u00e9 aux exigences r\u00e9glementaires.<\/p>\n<h3>\u00c9tiquetage et conditionnement secondaire<\/h3>\n<p>Apr\u00e8s validation, les unidoses peuvent \u00eatre <strong>\u00e9tiquet\u00e9es<\/strong> selon les exigences du march\u00e9 et du produit. Pour certaines r\u00e9f\u00e9rences, une \u00e9tape compl\u00e9mentaire de <strong>mise en sachet<\/strong> est appliqu\u00e9e.<\/p>\n<p>Les unidoses de faible volume, g\u00e9n\u00e9ralement inf\u00e9rieures \u00e0 <strong>5 mL<\/strong>, sont plus sensibles aux \u00e9changes avec la surface du conditionnement. Le conditionnement en sachet permet de prot\u00e9ger le produit de la lumi\u00e8re et de pr\u00e9server sa stabilit\u00e9, contribuant ainsi \u00e0 optimiser la dur\u00e9e de conservation.<\/p>\n<h3>Pourquoi le BFS est une r\u00e9f\u00e9rence en fabrication pharmaceutique<\/h3>\n<p>Le proc\u00e9d\u00e9 Blow-Fill-Seal combine un haut niveau de <strong>s\u00e9curit\u00e9 microbiologique<\/strong>, une <strong>performance industrielle \u00e9lev\u00e9e<\/strong> et une <strong>qualit\u00e9 produit constante<\/strong>. En limitant toute intervention humaine et en int\u00e9grant plusieurs \u00e9tapes critiques en un seul processus continu, le BFS s\u2019impose comme une technologie de r\u00e9f\u00e9rence pour la fabrication d\u2019unidoses, notamment en ophtalmologie, en n\u00e9bulisation et pour certains injectables.<\/p>\n<p>Les \u00e9tapes de fabrication BFS d\u00e9montrent l\u2019excellence technique du site et sa capacit\u00e9 \u00e0 produire des m\u00e9dicaments st\u00e9riles de haute qualit\u00e9 \u00e0 l\u2019\u00e9chelle industrielle.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les \u00e9tapes de fabrication en Blow-Fill-Seal (BFS) : la st\u00e9rilit\u00e9 par conception La technologie Blow-Fill-Seal (BFS) est un proc\u00e9d\u00e9 de fabrication aseptique enti\u00e8rement automatis\u00e9 qui illustre le plus haut niveau d\u2019expertise industrielle pharmaceutique. En combinant le formage du contenant, le remplissage et le scellage en une seule \u00e9tape continue, le BFS garantit une st\u00e9rilit\u00e9 optimale, [&hellip;]<\/p>\n","protected":false},"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false},"topic":[169],"media_type":[189],"class_list":["post-32607","publication","type-publication","status-publish","hentry","topic-blow-fill-seal","media_type-article"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les \u00e9tapes de fabrication du Blow-fill-seal | Unither<\/title>\n<meta name=\"description\" content=\"Les \u00e9tapes de fabrication du Blow-fill-seal | Unither\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.unither-pharma.com\/fr\/publication\/les-etapes-de-fabrication-du-blow-fill-seal\/\" 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