Helen Petousis Harris

South Africa has put its roll-out of the Oxford-AstraZeneca vaccine on hold after a study showed "disappointing" results against its new Covid-19 variant.

However a New Zealand vaccine expert says… Audio

Good news in New Zealand's fight against Covid-19. The Pfizer-BioNTech vaccine has been deemed safe from use, with Medsafe, announcing it had given it provisional approval. New Zealand's Pzifer… Audio

The Pfizer-BioNTech vaccine has been provisionally approved by Medsafe, with certain conditions placed on the company. Audio

Medsafe will today decide whether to approve the Pfizer Covid-19 vaccine.

An advisory committee is meeting at the moment, and once the committee has reached a recommendation, it will be passed to the… Audio

Leading vaccinologist Dr Helen Petousis-Harris believes a lot more work needs to be done to collect data on baseline death rates before there is a vaccine roll out in New Zealand. Audio

The government says every New Zealander who wants one can get a Covid-19 vaccine, starting midway throught 2021.

It has pre-purchased a further two vaccines - 7.6 million doses will come from… Audio

The Royal New Zealand College of General Practitioners has raised concerns about the Covid-19 vaccine roll-out, saying it is vital that the process is highly organised.

GPs faced frustrating waits… Audio

Dr Helen Petousis-Harris tells The Panel about the timeframe and whether it could shift. Audio

After yesterday's fantastic news that drug company Pfizer has developed a 90 per cent effective Covid-19 vaccine, the race to get final approval and have it distributed around the world is on. Pfizer… Audio

Developing a Covid-19 vaccine is arguably the number one priority of humanity right now. So how does New Zealand fit in?  Video, Audio

Vaccinologist and associate professor at Auckland University, Dr Helen Petousis-Harris is alarmed by the actions of Russia in its development and distribution of a covid-19 vaccine. Audio

The flow of health, hygiene and medical information seems relentless at the moment, but just how much of it is true? We weren't sure ourselves - so we put some of the rumours flying around the… Audio

The global health emergency that is the Coronavirus - or Covid-19 - has become a game changer for scientists around the world in terms of the speed of the response. But at the same time it's been… Audio

A vaccinologist says it's looking unlikely the coronavirus will be contained, meaning huge numbers could contract the virus in the 12-18 months it will take before a vaccine is available. There's now… Audio

With the Wuhan coronavirus spreading to more than 23 countries including Australia, extra effort is being put in to keep it out of the Pacific. Audio

Dr Helen Petousis-Harris, Vaccinologist, University of Auckland, joins the show to talk about work being done on a vaccine for coronavirus and how it's currently being treated. Audio

In Samoa the measles epidemic has claimed at least another life in the past few days with the death of a one-year-old twin, whose two-year-old brother died five days before her. Audio