Delaying the second COVID-19 vaccine dose: A medical expert answers key questions
The uncertainty is around how long the protective effect of the first dose will last without a second shot
COVID-19 vaccines are coming – how will we know they work and are safe?
The results of the Pfizer vaccine trial are highly promising. But the road to eradicating the coronavirus is likely to be long and difficult
Why other African countries need to guard against South Africa COVID-19 variant
WHO and African Centres for Disease Control to strengthen genomic surveillance capacities
Dummy’s guide to how trade rules affect access to COVID-19 vaccines
The WTO is considering whether to temporarily waive certain rules about TRIPS, to allow more countries access to vaccines, drugs needed to …
Effectiveness of COVID-19 vaccines against infection, severe disease declined with new variants; here's how
AstraZeneca vaccine provided least protection against infection, showed most rapid decline
WATCH: Will mixing COVID-19 vaccines be effective?
Some early studies have shown that combining vaccines produce a better immune response. But the efficacy of the vaccine combination is yet to be …
COVID-19 vaccines: How Pfizer and Moderna’s 95% effective mRNA shots work
Should we expect the pandemic to be over once a vaccine is available for public use? Not exactly. A vaccine will not be perfect, and it takes …
Moderna’s COVID vaccine reports 95% efficacy. It means we might have multiple successful vaccines
It opens the door to the possibility we might have many successful vaccines, and be able to tailor different vaccines to people with different needs
COVID-19: Pfizer, AstraZeneca efficacy significantly reduced against omicron, says UK health agency
Omicron is displaying growth advantage over delta and is poised to become dominant variant in UK
Covaxin effective against UK Strain: What does this mean in absence of efficacy data?
Being a whole-virus vaccine doesn’t give Bharat Biotech product any advantage at this stage, say experts
Lateral Thoughts: Waiting for bad news
Adverse reactions are part and parcel of vaccination. We can know about safety of COVID-19 vaccines being used in India only after people receive …
COVID-19 immunity: how long does it last?
In UK’s second wave, previously infected health workers were either completely protected from reinfection or were asymptomatic
COVID-19 vaccine: Oxford-AstraZeneca up to 90% effective in late stage trial
Adenovirus vaccine can be stored at 2-8°C; company to apply for emergency authorisation
COVID-19 Challenge 2021: How does the world overcome vaccine shortage
The pharmaceuticals industry must come together to ensure all adults are vaccinated against the novel coronavirus; …
COVID-19 in Africa: The pain of getting the jab
The COVAX Facility and the African Union are struggling to bring some relief to Africa which has been suffering from vaccine apartheid
What COVID-19 vaccine side effects might I expect?
In the vast majority of cases, any side effect you feel will be over within a few days, and there is no reason for concern
Coronavirus vaccines: TRIPS waiver caught in WTO labyrinth
Little change in the position of countries opposing waiver of intellectual property rights; India-South Africa proposal being through hoops …
DCGI clears Bharat Biotech, SII COVID-19 vaccines but efficacy question unanswered
CDSCO official says BB vaccine to be used in public but to exclude people with COVID-19, other infections
Decision on emergency authorisation for SII, Bharat Biotech’s COVID-19 vaccines deferred
Both manufacturers have been asked for more data before a final decision can be reached
The world needs pharmaceuticals from China and India to beat COVID-19
Chinese manufacturers make around 40% of all APIs used worldwide; China, India are the source of 75-80% of APIs imported to US
Post-pandemic blues of predatory pharma
Huge stockpiles of COVID-19 vaccines and treatments, along with a steep drop in revenues, tell a sorry tale of Big Pharma’s greed
The squalid history of medical patents
Bringing medicines into the global intellectual property regime was a triumph of corporate skulduggery led by Pfizer
COVID-19: How is expiration date of vaccines determined?
Expired vaccines are not particularly unsafe or dangerous, say experts
Pfizer wants to sell vaccines in India at no profit
The Pfizer vaccine is yet to be registered in India although it had applied months ago
How Rwanda reached first global COVID-19 vaccination target
Rwanda defined a vaccination plan prior to getting the vaccines