{"id":128809,"date":"2021-05-11T19:10:57","date_gmt":"2021-05-11T23:10:57","guid":{"rendered":"https:\/\/antiguanewsroom.com\/?p=128809"},"modified":"2021-05-11T19:11:23","modified_gmt":"2021-05-11T23:11:23","slug":"breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk","status":"publish","type":"post","link":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/","title":{"rendered":"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk"},"content":{"rendered":"<div id=\"antig-3020611436\" class=\"antig-ecab antig-entity-placement\"><a href=\"https:\/\/discoverflow.co\/web\/antigua\" aria-label=\"ANU CVP Digital Broadband 1200x400_1\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1201w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:342\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1201\" height=\"401\"   \/><\/a><\/div><div id=\"antig-3512170457\" class=\"antig-before-content antig-entity-placement\"><a href=\"https:\/\/www.facebook.com\/medicalbenefitsscheme\" aria-label=\"ce741a73-c70c-446b-af7f-da2abe2b62bb\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1200\/h:400\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1200\/h:400\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 1200w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:341\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1200\" height=\"400\"   \/><\/a><\/div><p>Ontario will no longer give the AstraZeneca COVID-19 vaccine as a\u00a0first\u00a0dose due to the risk of rare\u00a0blood clots.<\/p><div id=\"antig-288782593\" class=\"antig-content_5 antig-entity-placement\"><a href=\"https:\/\/www.antiguabarbudaculinarymonth.com\/\" aria-label=\"culinary\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:843\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:843\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 2560w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:132\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:450\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:337\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 768w, https:\/\/mlavawteztbj.i.optimole.com\/w:1536\/h:675\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 1536w, https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:842\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 2048w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"2560\" height=\"1124\"   \/><\/a><\/div>\n<p>Dr. David Williams, chief medical officer of health, said\u00a0on Tuesday that the Ontario government made the decision\u00a0due to an\u00a0increase in the rare blood clotting condition, known as Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) linked to\u00a0the AstraZeneca vaccine.<\/p>\n<div id=\"antig-748192911\" class=\"antig-2nd-and-3rd-section\"><\/div>\n<section id=\"inread-wrapper-id-73396\"><\/section>\n<p>\u201cEffective today, Ontario will be pausing the rollout and administration of first doses of the AstraZeneca vaccine at this time,\u201d Williams told reporters.<\/p><div id=\"antig-888145349\" class=\"antig-content_4 antig-entity-placement\"><a href=\"https:\/\/discoverflow.co\/web\/antigua\" aria-label=\"ANU CVP Digital Broadband 1200x400_1\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1201w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:342\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1201\" height=\"401\"   \/><\/a><\/div><div id=\"antig-4235391225\" class=\"antig-content_12 antig-entity-placement\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1320\/h:730\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1320\/h:730\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 1320w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:166\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:566\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:425\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 768w, https:\/\/mlavawteztbj.i.optimole.com\/w:696\/h:385\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 696w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1320\" height=\"730\"   \/><\/div>\n<div id=\"antig-1746303735\" class=\"antig-inside-content-vacancy socialMedia\"><\/div>\n<p>As of May 8, a total of 651,012 doses of the AstraZeneca vaccine were administered with a rate of VITT of 0.9 per 100,000 doses administered, while a\u00a0total of\u00a0202,873 doses of the COVISHIELD vaccine were administered with a rate of VITT of 1 per 100,000 doses, Williams said.<\/p><div id=\"antig-4132222254\" class=\"antig-content antig-entity-placement\"><a href=\"https:\/\/www.antiguabarbudaculinarymonth.com\/\" aria-label=\"culinary\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:843\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:843\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 2560w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:132\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:450\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:337\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 768w, https:\/\/mlavawteztbj.i.optimole.com\/w:1536\/h:675\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 1536w, https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:842\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 2048w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"2560\" height=\"1124\"   \/><\/a><\/div>\n<div id=\"antig-1229237886\" class=\"antig-content\"><\/div>\n<p>But Williams said\u00a0there have been increased reports of VITT, with a rate of 1.7 per 100,000 doses administered, over the last few days.<\/p>\n<p>Williams said the Ontario government is reviewing the data to consider whether to use the AstraZeneca\u00a0for second doses.<\/p><div id=\"antig-213401302\" class=\"antig-content_2 antig-entity-placement\"><a href=\"https:\/\/www.courts.com\/antigua\/\" aria-label=\"IMG_0783\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:500\/h:500\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:500\/h:500\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png 500w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:300\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:150\/h:150\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png 150w\" sizes=\"(max-width: 500px) 100vw, 500px\" width=\"500\" height=\"500\"   \/><\/a><\/div>\n<div id=\"antig-664070057\" class=\"antig-content_2\"><\/div>\n<p>He said the decision to pause the use of AstraZeneca is also based on an increased supply of the Pfizer and Moderna mRNA vaccines and a downward trend in COVID-19 cases. The province has asked the National Advisory Committee on Immunization (NACI) to provide direction on the mixing and matching of different brands of vaccine for first and second doses.<\/p>\n<p>Dr. Jessica Hopkins, the chief health protection and emergency preparedness officer with Public Health Ontario, said there have\u00a0been eight cases of VITT in Ontario as of May 8, 2021. The rate has gone from\u00a0one in 100,000 to one in 60,000.<\/p><div id=\"antig-3800110801\" class=\"antig-content_3 antig-entity-placement\"><a href=\"https:\/\/www.courts.com\/antigua\/\" aria-label=\"IMG_1115\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:864\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:864\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 1080w, https:\/\/mlavawteztbj.i.optimole.com\/w:240\/h:300\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 240w, https:\/\/mlavawteztbj.i.optimole.com\/w:819\/h:1024\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 819w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:960\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1080\" height=\"1350\"   \/><\/a><\/div>\n<div id=\"antig-1962255787\" class=\"antig-content_3\"><\/div>\n<p>\u201cAt a population level, it makes sense to pause AstraZeneca because\u00a0the risk of severe outcome with VITT should not be underestimated,\u201d Hopkins said.<\/p><div id=\"antig-1729503581\" class=\"antig-content_6 antig-entity-placement\"><a href=\"https:\/\/discoverflow.co\/web\/antigua\" aria-label=\"ANU CVP Digital Broadband 1200x400_1\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1201w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:342\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1201\" height=\"401\"   \/><\/a><\/div>\n<p>Dr. Dirk Huyer, coordinator of the provincial outbreak response, said\u00a0VITT is considered a serious side effect.<\/p>\n<p>In a statement on Tuesday, Williams said data from the United Kingdom points to a much-reduced risk of VITT in second doses of AstraZeneca.<\/p>\n<p>\u201cBased on the much higher risks of COVID-19 infection recently observed in Ontario, including hospitalization, serious illness and death, we maintain that those who received their first dose with the AstraZeneca vaccine did absolutely the right thing to prevent illness, and to protect their families, loved ones and communities,\u201d Williams said in the statement.<\/p>\n<p>The news comes after Alberta confirmed that it would not be administering AstraZeneca for first doses due to dwindling supply.<\/p>\n<p>A spokesperson for Alberta\u2019s health department said since the province only has a little over 8,000 doses of the AstraZeneca vaccine left and future shipments are up in the air, Alberta will use remaining vaccine supply for second doses.<\/p>\n<div id=\"antig-3700390605\" class=\"antig-in-comments_2 antig-entity-placement\"><a href=\"https:\/\/www.facebook.com\/@hadeedmotorsltd\" aria-label=\"Hadeed_WEB_Banner_MG-2\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1000\/h:250\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1000\/h:250\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png 1000w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:75\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:192\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1000\" height=\"250\"   \/><\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>Ontario will no longer give the AstraZeneca COVID-19 vaccine as a\u00a0first\u00a0dose due to the risk of rare\u00a0blood clots. Dr. David Williams, chief medical officer of health, said\u00a0on Tuesday that the Ontario government made the decision\u00a0due to an\u00a0increase in the rare blood clotting condition, known as Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) linked to\u00a0the AstraZeneca vaccine. \u201cEffective [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":128810,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-128809","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-regional"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.1 (Yoast SEO v24.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk - Antigua News Room<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk\" \/>\n<meta property=\"og:description\" content=\"Ontario will no longer give the AstraZeneca COVID-19 vaccine as a\u00a0first\u00a0dose due to the risk of rare\u00a0blood clots. Dr. David Williams, chief medical officer of health, said\u00a0on Tuesday that the Ontario government made the decision\u00a0due to an\u00a0increase in the rare blood clotting condition, known as Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) linked to\u00a0the AstraZeneca vaccine. \u201cEffective [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/\" \/>\n<meta property=\"og:site_name\" content=\"Antigua News Room\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/antiguanewsroom\" \/>\n<meta property=\"article:published_time\" content=\"2021-05-11T23:10:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-05-11T23:11:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mlavawteztbj.i.optimole.com\/w:auto\/h:auto\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"645\" \/>\n\t<meta property=\"og:image:height\" content=\"645\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Editor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@AntiguaNewsRoom\" \/>\n<meta name=\"twitter:site\" content=\"@AntiguaNewsRoom\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Editor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\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\":\"Article\",\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/\"},\"author\":{\"name\":\"Editor\",\"@id\":\"https:\/\/antiguanewsroom.com\/#\/schema\/person\/36cac05ef6398fe56ae3e6317f8535c5\"},\"headline\":\"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk\",\"datePublished\":\"2021-05-11T23:10:57+00:00\",\"dateModified\":\"2021-05-11T23:11:23+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/\"},\"wordCount\":458,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/antiguanewsroom.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg\",\"articleSection\":[\"Regional\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/\",\"url\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/\",\"name\":\"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk - Antigua News Room\",\"isPartOf\":{\"@id\":\"https:\/\/antiguanewsroom.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg\",\"datePublished\":\"2021-05-11T23:10:57+00:00\",\"dateModified\":\"2021-05-11T23:11:23+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage\",\"url\":\"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg\",\"contentUrl\":\"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg\",\"width\":645,\"height\":645},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/antiguanewsroom.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/antiguanewsroom.com\/#website\",\"url\":\"https:\/\/antiguanewsroom.com\/\",\"name\":\"Antigua News Room\",\"description\":\"News As It Happens\",\"publisher\":{\"@id\":\"https:\/\/antiguanewsroom.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/antiguanewsroom.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/antiguanewsroom.com\/#organization\",\"name\":\"Antigua Newsroom\",\"url\":\"https:\/\/antiguanewsroom.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/antiguanewsroom.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/mlavawteztbj.i.optimole.com\/w:1080\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/08\/IMG_1584.jpeg\",\"contentUrl\":\"https:\/\/mlavawteztbj.i.optimole.com\/w:1080\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/08\/IMG_1584.jpeg\",\"width\":1260,\"height\":1260,\"caption\":\"Antigua Newsroom\"},\"image\":{\"@id\":\"https:\/\/antiguanewsroom.com\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/antiguanewsroom\",\"https:\/\/x.com\/AntiguaNewsRoom\",\"https:\/\/www.instagram.com\/antiguanewsroom\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/antiguanewsroom.com\/#\/schema\/person\/36cac05ef6398fe56ae3e6317f8535c5\",\"name\":\"Editor\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/antiguanewsroom.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/ad516503a11cd5ca435acc9bb6523536?s=96\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/ad516503a11cd5ca435acc9bb6523536?s=96\",\"caption\":\"Editor\"},\"url\":\"https:\/\/antiguanewsroom.com\/author\/editor\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk - Antigua News Room","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/","og_locale":"en_US","og_type":"article","og_title":"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk","og_description":"Ontario will no longer give the AstraZeneca COVID-19 vaccine as a\u00a0first\u00a0dose due to the risk of rare\u00a0blood clots. Dr. David Williams, chief medical officer of health, said\u00a0on Tuesday that the Ontario government made the decision\u00a0due to an\u00a0increase in the rare blood clotting condition, known as Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) linked to\u00a0the AstraZeneca vaccine. \u201cEffective [&hellip;]","og_url":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/","og_site_name":"Antigua News Room","article_publisher":"https:\/\/www.facebook.com\/antiguanewsroom","article_published_time":"2021-05-11T23:10:57+00:00","article_modified_time":"2021-05-11T23:11:23+00:00","og_image":[{"width":645,"height":645,"url":"https:\/\/mlavawteztbj.i.optimole.com\/w:auto\/h:auto\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg","type":"image\/jpeg"}],"author":"Editor","twitter_card":"summary_large_image","twitter_creator":"@AntiguaNewsRoom","twitter_site":"@AntiguaNewsRoom","twitter_misc":{"Written by":"Editor","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#article","isPartOf":{"@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/"},"author":{"name":"Editor","@id":"https:\/\/antiguanewsroom.com\/#\/schema\/person\/36cac05ef6398fe56ae3e6317f8535c5"},"headline":"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk","datePublished":"2021-05-11T23:10:57+00:00","dateModified":"2021-05-11T23:11:23+00:00","mainEntityOfPage":{"@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/"},"wordCount":458,"commentCount":0,"publisher":{"@id":"https:\/\/antiguanewsroom.com\/#organization"},"image":{"@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage"},"thumbnailUrl":"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg","articleSection":["Regional"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/","url":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/","name":"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk - Antigua News Room","isPartOf":{"@id":"https:\/\/antiguanewsroom.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage"},"image":{"@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage"},"thumbnailUrl":"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg","datePublished":"2021-05-11T23:10:57+00:00","dateModified":"2021-05-11T23:11:23+00:00","breadcrumb":{"@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#primaryimage","url":"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg","contentUrl":"https:\/\/mlavawteztbj.i.optimole.com\/w:645\/h:645\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/05\/astrazeneza-vaccine.jpeg","width":645,"height":645},{"@type":"BreadcrumbList","@id":"https:\/\/antiguanewsroom.com\/breaking-canadas-largest-province-pausing-rollout-of-astrazeneca-vaccine-due-to-blood-clot-risk\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/antiguanewsroom.com\/"},{"@type":"ListItem","position":2,"name":"Canada\u2019s largest province pausing rollout of AstraZeneca Vaccine due to blood clot risk"}]},{"@type":"WebSite","@id":"https:\/\/antiguanewsroom.com\/#website","url":"https:\/\/antiguanewsroom.com\/","name":"Antigua News Room","description":"News As It Happens","publisher":{"@id":"https:\/\/antiguanewsroom.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/antiguanewsroom.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/antiguanewsroom.com\/#organization","name":"Antigua Newsroom","url":"https:\/\/antiguanewsroom.com\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/antiguanewsroom.com\/#\/schema\/logo\/image\/","url":"https:\/\/mlavawteztbj.i.optimole.com\/w:1080\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/08\/IMG_1584.jpeg","contentUrl":"https:\/\/mlavawteztbj.i.optimole.com\/w:1080\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/08\/IMG_1584.jpeg","width":1260,"height":1260,"caption":"Antigua Newsroom"},"image":{"@id":"https:\/\/antiguanewsroom.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/antiguanewsroom","https:\/\/x.com\/AntiguaNewsRoom","https:\/\/www.instagram.com\/antiguanewsroom\/"]},{"@type":"Person","@id":"https:\/\/antiguanewsroom.com\/#\/schema\/person\/36cac05ef6398fe56ae3e6317f8535c5","name":"Editor","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/antiguanewsroom.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/ad516503a11cd5ca435acc9bb6523536?s=96","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ad516503a11cd5ca435acc9bb6523536?s=96","caption":"Editor"},"url":"https:\/\/antiguanewsroom.com\/author\/editor\/"}]}},"_links":{"self":[{"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/posts\/128809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/comments?post=128809"}],"version-history":[{"count":0,"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/posts\/128809\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/media\/128810"}],"wp:attachment":[{"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/media?parent=128809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/categories?post=128809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/antiguanewsroom.com\/anr-api\/wp\/v2\/tags?post=128809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}