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Prime Minister Jacinda Ardern and Health Minister Andrew Little are announcing details of the Government's review into drug-buying agency Pharmac.
Ardern and National leader Judith Collins were asked during the Newshub Leaders Debate in September if they would support an investigation into Pharmac's funding model - and both committed to it.
"If it gives people faith in our system, then yes," Ardern told host Patrick Gower.
Watch the video.
