MHRA, UK regulator wapereka uphungu wotsutsana ndi kugwiritsa ntchito katemera wa AstraZeneca monga momwe zasonyezedwera kuti zipangitse mapangidwe a magazi pamodzi ndi thrombocytopenia nthawi zina (zochitika 4 mu milioni). Komabe, mwa anthu omwe matendawa sachitika, awa amatha kulandira mlingo wachiwiri akaitanidwa.
Ngakhale kupangika kwa magazi kuundana limodzi ndi thrombocytopenia ndizochitika kawirikawiri, zawonetsa chizolowezi chochulukirachulukira ndi kuchepa kwa zaka, zomwe zimachitika mwa achinyamata omwe ali ndi zaka zosakwana 30. Komabe, mosiyana, chiopsezo chachikulu cha matenda aakulu omwe amagwirizana nawo Covid 19 kumawonjezeka ndi zaka, ndi anthu ocheperapo ali pachiopsezo chochepa. Ngakhale kuti kutsekeka kumakhala kosowa kwambiri, komabe kupezeka kwake kumayika chizindikiro pakugwiritsa ntchito AstraZeneca katemera ngakhale ali ndi mphamvu pa anthu popewa matenda a COVID-19. Kutsatira izi, JCVI pano ikulangiza kuti ndikwabwino kwa akulu azaka <30 osadwala omwe amawaika pachiwopsezo chachikulu cha matenda a COVID-19.
Mulimonse momwe zingakhalire, zambiri zikatuluka kuchokera ku kayendetsedwe ka katemera, zidzadziwikiratu ngati phindu lingakhale loposa kuopsa kotenga katemera pokhudzana ndi mapangidwe a magazi.
Pokumbukira zomwe zimachitika kawirikawiri kuti magazi aziundana, akuti anthu ochepera zaka 30 azipatsidwa Pfizer/Moderna katemera m'malo mwa AstraZeneca mmodzi.
Kumbali ina, kampani ya AstraZeneca inanena kuti 37 magazi atsekedwa mwa anthu oposa 17 miliyoni omwe adalandira katemera ku EU ndi Britain. Chiwerengerochi ndi chochepa kwambiri kuposa momwe chikuyembekezeka kuchitika mwachilengedwe mwa anthu ambiri kukula uku ndipo ndichofanana ndi katemera wina wa covid-19 omwe ali ndi chilolezo. Kuphatikiza apo, Phil Bryan, wotsogolera chitetezo cha katemera ku UK Medicines and Healthcare Products Regulatory Agency, adati, "Kutsekeka kwa magazi kumatha kuchitika mwachibadwa ndipo sikozolowereka ndipo kuchuluka kwa magazi omwe adanenedwa pambuyo pa katemera sikuposa chiwerengerocho. zomwe zikadachitika mwachilengedwe mwa anthu otemera.
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Sources:
- MHRA 2021. Press Release - MHRA ikupereka upangiri watsopano, womaliza kulumikizana komwe kungatheke pakati pa COVID-19 Vaccine AstraZeneca ndi osowa kwambiri, zomwe sizingachitike kuti magazi atseke. Ikupezeka pa intaneti pa https://www.gov.uk/government/news/mhra-issues-new-advice-concluding-a-possible-link-between-covid-19-vaccine-astrazeneca-and-extremely-rare-unlikely-to-occur-blood-clots
- Mawu a JCVI pakugwiritsa ntchito katemera wa AstraZeneca COVID-19: 7 Epulo 2021 Losindikizidwa 7 Epulo 2021. Ipezeka pa intaneti pa https://www.gov.uk/government/publications/use-of-the-astrazeneca-covid-19-vaccine-jcvi-statement/jcvi-statement-on-use-of-the-astrazeneca-covid-19-vaccine-7-april-2021
- Vogel G ndi Kupferschmidt K. 2021. Kudetsa nkhawa kumakula chifukwa cha katemera wa AstraZeneca. Sayansi 02 Apr 2021: Vol. 372, Magazini 6537, tsamba 14-15
DOI: https://doi.org/10.1126/science.372.6537.14
- Covid-19: WHO yati kutulutsidwa kwa katemera wa AstraZeneca kuyenera kupitilira, pomwe Europe igawika pachitetezo. BMJ 2021; 372 KUKHALA: https://doi.org/10.1136/bmj.n728 (Yosindikizidwa pa Marichi 16, 2021) https://www.bmj.com/content/372/bmj.n728.full
- Covid-19: Mayiko aku Europe ayimitsa kugwiritsa ntchito katemera wa Oxford-AstraZeneca pambuyo pa malipoti okhudza magazi. BMJ 2021; 372 KUKHALA: https://doi.org/10.1136/bmj.n699 (Yosindikizidwa pa Marichi 11, 2021)
- Thromboembolism ndi katemera wa Oxford-AstraZeneca COVID-19: zotsatira zake kapena mwangozi? Lancet. 2021 Marichi 30 DOI: https://doi.org/10.1016/S0140-6736(21)00762-5
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