{"id":197842,"date":"2020-12-08T21:23:07","date_gmt":"2020-12-08T20:23:07","guid":{"rendered":"https:\/\/www.realites.com.tn\/?p=197842"},"modified":"2020-12-08T21:23:07","modified_gmt":"2020-12-08T20:23:07","slug":"covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace","status":"publish","type":"post","link":"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/","title":{"rendered":"Covid-19 : au bout de combien de jours le vaccin est-il efficace ?"},"content":{"rendered":"<div>Selon les experts de l\u2019Agence am\u00e9ricaine des m\u00e9dicaments (FDA), le vaccin de Pfizer-BioNTech ne pr\u00e9sentait pas de risque de s\u00e9curit\u00e9 emp\u00eachant une mise sur le march\u00e9 imminente.<\/div>\n<div>Ce mardi 8 d\u00e9cembre, le Royaume-Uni a d\u00e9but\u00e9 sa campagne de vaccination contre le Covid-19. \u00c0 90 ans, Margaret Keenan, hospitalis\u00e9e \u00e0 Coventry (centre de l&rsquo;Angleterre), est devenue la premi\u00e8re patiente au monde \u00e0 recevoir le vaccin d\u00e9velopp\u00e9 par l&rsquo;alliance des laboratoires am\u00e9ricain et allemand, Pfizer\/BioNTech.<\/div>\n<div>En France, la campagne de vaccination doit se d\u00e9rouler en trois phases avec une premi\u00e8re \u00e9tape destin\u00e9e aux r\u00e9sidents des Ehpad. Elle s\u2019\u00e9tendra ensuite progressivement \u00e0 toute la population. Mais, pour le moment, les Fran\u00e7ais restent m\u00e9fiants. En effet, selon un sondage exclusif Ifop-Fiducial pour Cnews et Sud Radio, 61% des personnes interrog\u00e9es n&rsquo;ont pas l&rsquo;intention de se faire vacciner contre le coronavirus.<\/div>\n<div>Aux \u00c9tats-Unis, la Food and Drug Administration vient de publier, dans une version en ligne, son analyse concernant ce vaccin. Selon les donn\u00e9es de recherche, le vaccin d\u00e9velopp\u00e9 par Pfizer et BionTech a \u00e9t\u00e9 fortement protecteur contre le Covid-19. De plus, d\u2019apr\u00e8s les r\u00e9sultats, le plus haut niveau de protection est intervenu environ dix jours apr\u00e8s la vaccination. Le mois dernier, Pfizer et BioNTech ont annonc\u00e9 que leur vaccin \u00e0 deux doses avait un taux d&rsquo;efficacit\u00e9 de 95% apr\u00e8s deux doses administr\u00e9es \u00e0 trois semaines d&rsquo;intervalle. Les nouvelles analyses montrent que la protection commence bien plus t\u00f4t. De plus, ces documents de la FDA prouvent une efficacit\u00e9 du vaccin apr\u00e8s la premi\u00e8re dose et avant la deuxi\u00e8me dose.<\/div>\n<div><\/div>\n<div><strong>*Une r\u00e9union publique<\/strong><\/div>\n<div>Comme le rapporte le site internet de The Independent, le vaccin affiche une bonne efficacit\u00e9 \u201cind\u00e9pendamment de la race, du poids ou de l&rsquo;\u00e2ge du volontaire. Bien que l&rsquo;essai n&rsquo;ait trouv\u00e9 aucun \u00e9v\u00e9nement ind\u00e9sirable grave caus\u00e9 par le vaccin, de nombreux participants ont \u00e9prouv\u00e9 des douleurs, de la fi\u00e8vre et d&rsquo;autres effets secondaires\u201d. De plus, la fatigue, les maux de t\u00eate, les douleurs articulaires, les frissons et les r\u00e9actions locales \u00e9taient les effets ind\u00e9sirables les plus fr\u00e9quemment cit\u00e9es par les personnes vaccin\u00e9es. Les effets ind\u00e9sirables graves \u00e9taient tr\u00e8s rares dans l\u2019ensemble de l\u2019essai clinique (moins de 0,5 %). En effet, il y en a eu autant dans le groupe placebo que dans le groupe des personnes vaccin\u00e9es.<\/div>\n<div>Dans ce rapport, les experts de l\u2019Agence am\u00e9ricaine des m\u00e9dicaments ont estim\u00e9 que le vaccin de Pfizer-BioNTech ne pr\u00e9sentait pas de risque de s\u00e9curit\u00e9 emp\u00eachant son autorisation, qui pourrait intervenir d\u2019ici la fin de la semaine. Les donn\u00e9es de s\u00e9curit\u00e9 ont port\u00e9 sur 38 000 participants \u00e0 l\u2019essai clinique du vaccin avec un suivi m\u00e9dian de deux mois, elles \u201csugg\u00e8rent un profil de s\u00e9curit\u00e9 favorable, sans identification de probl\u00e8me de s\u00e9curit\u00e9 sp\u00e9cifique qui emp\u00eacherait\u201d l\u2019autorisation en urgence de mise sur le march\u00e9. Jeudi, une r\u00e9union publique du comit\u00e9 consultatif de l\u2019agence sur les vaccins permettra aux experts de donner un nouvel avis.<\/div>\n<div style=\"text-align: right;\">(Yahoo Actualit\u00e9s)<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Selon les experts de l\u2019Agence am\u00e9ricaine des m\u00e9dicaments (FDA), le vaccin de Pfizer-BioNTech ne pr\u00e9sentait pas de risque de s\u00e9curit\u00e9 emp\u00eachant une mise sur le march\u00e9 imminente. Ce mardi 8&hellip;<\/p>\n","protected":false},"author":60,"featured_media":197844,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[2515],"tags":[],"class_list":["post-197842","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sante"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Covid-19 : au bout de combien de jours le vaccin est-il efficace ? - R\u00e9alit\u00e9s Magazine<\/title>\n<meta name=\"description\" content=\"Selon les experts de l\u2019Agence am\u00e9ricaine des m\u00e9dicaments (FDA), le vaccin de Pfizer-BioNTech ne pr\u00e9sentait pas de risque de s\u00e9curit\u00e9 emp\u00eachant une mise\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Covid-19 : au bout de combien de jours le vaccin est-il efficace ? - R\u00e9alit\u00e9s Magazine\" \/>\n<meta property=\"og:description\" content=\"Selon les experts de l\u2019Agence am\u00e9ricaine des m\u00e9dicaments (FDA), le vaccin de Pfizer-BioNTech ne pr\u00e9sentait pas de risque de s\u00e9curit\u00e9 emp\u00eachant une mise\" \/>\n<meta property=\"og:url\" content=\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/\" \/>\n<meta property=\"og:site_name\" content=\"R\u00e9alit\u00e9s Magazine\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/realites.tn\/\" \/>\n<meta property=\"article:published_time\" content=\"2020-12-08T20:23:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2020\/12\/Vaccin-COVID-19.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"704\" \/>\n\t<meta property=\"og:image:height\" content=\"470\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"La R\u00e9daction\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"La R\u00e9daction\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/\",\"url\":\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/\",\"name\":\"Covid-19 : au bout de combien de jours le vaccin est-il efficace ? - R\u00e9alit\u00e9s Magazine\",\"isPartOf\":{\"@id\":\"https:\/\/realites.com.tn\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2020\/12\/Vaccin-COVID-19.jpg\",\"datePublished\":\"2020-12-08T20:23:07+00:00\",\"author\":{\"@id\":\"https:\/\/realites.com.tn\/fr\/#\/schema\/person\/438b71c29a257d955d96d8aef42336e7\"},\"description\":\"Selon les experts de l\u2019Agence am\u00e9ricaine des m\u00e9dicaments (FDA), le vaccin de Pfizer-BioNTech ne pr\u00e9sentait pas de risque de s\u00e9curit\u00e9 emp\u00eachant une mise\",\"breadcrumb\":{\"@id\":\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/realites.com.tn\/fr\/covid-19-au-bout-de-combien-de-jours-le-vaccin-est-il-efficace\/#primaryimage\",\"url\":\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2020\/12\/Vaccin-COVID-19.jpg\",\"contentUrl\":\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2020\/12\/Vaccin-COVID-19.jpg\",\"width\":704,\"height\":470,\"caption\":\"Healthcare professional in protective gloves &amp; workwear holding &amp; organising a tray of COVID-19 vaccine vials. 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