Refunds will be available through Ticketek. At present there are no plans to cancel further shows.
The news has been met with a mixed reception by fans, with some supportive while others have taken to social media to complain about the late notice.
Pink has notably been silent on the matter on her own social channels, after suffering criticism from a minority of fans for postponing an earlier Sydney gig due to her illness.
Get well soon, Pink!
This article was originally posted by WHO.