An extra coronavirus testing clinic is opening south of Hobart on Wednesday.
The surge in demand due to the Brisbane outbreak resulted in lengthy delays at the Launceston and Devonport clinics on Tuesday, as well as numerous complaints that that the Public Health Hotline was swamped and not taking calls.
Bookings will be required for the new Kingston clinic as well as the Mowbray facility, as health authorities ramp up testing capacity across Hobart, Launceston, Burnie and Devonport on Wednesday.
The hotline will operate until 9pm on Wednesday to help cope with demand.
Labor's Sarah Lovell says the Liberals have fumbled the ball.
"There are a number of people who have been working very, very hard on the health advice line and in those Covid clinics," she said.
"We have been calling on the government to resource the clinics and the health advice line in an adequately-resourced way."
It's not clear when Tasmania will reopen its borders to the Greater Brisbane area, as that region's three-day lockdown looks set to continue over Easter.
Queensland's outbreak has seen Five Greater Brisbane local government areas placed on Tasmania's high risk list along with venues in Byron Bay in NSW.
Brisbane's Princess Alexandra Hospital has been placed into lockdown for the second time this month.
It's in response to two growing covid clusters linked to a doctor and nurse who work at the hospital.
15 cases have been confirmed so far, eight of those announced on Tuesday.