De curiozitate, iată tipurile de vaccin anti covid care se fac în UK:
| Vaccine | Type of vaccine | Number of doses ordered and percentage of total | Stage of development | Number of doses | Overall efficacy based on trial data | Efficacy in over 65s | Stops transmission | Emerging data on efficacy against variants |
|---|---|---|---|---|---|---|---|---|
|
Oxford/AstraZeneca |
Adenovirus |
100 million / 24.5% |
Approved and in use |
Two |
62.1% |
Cuts by two thirds |
Lower efficacy against ‘mild to moderate’ illness from South Africa variant. No data on severe illness |
|
|
Pfizer/BioNTech |
mRNA |
40m/9.8% |
Approved and in use |
Two |
95% |
94% |
Small Israeli study suggests cuts by 98% |
Lab data says effective against UK and South Africa variant |
|
J&J/Janssen |
Adenovirus vector |
30m/7.3% |
Phase lll trial completed |
One |
66% |
Company says protection was similar across all age groups |
No data |
No data on UK variant, 57% efficacy against South Africa |
|
Novavax |
Protein plus adjuvant |
60m/14.7% |
Phase lll trial completed |
Two |
89.3% |
Company says protection was similar across all age groups |
No data |
86% against UK and 60% against South Africa |
|
Moderna |
mRNA |
17m/4% |
Approved, vaccine expected in spring |
Two |
94.1% |
86.4% |
No data |
Same efficacy against UK but reduced against South Africa |
|
GSK/Sanofi |
Protein plus adjuvant |
60m/14.7% |
Phase 2b trial to start in February |
Two |
No results yet |
No data |
No data |
No data |
|
Valneva |
Inactivated whole virus |
100m/24.5% |
