A man is scheduled to appear in Whanganui District Court after allegedly being seen with a knife outside Whanganui Hospital.
Police were called and the hospital was put into lockdown around 1.30pm on Thursday.
A Te Whatu Ora spokesperson said the lockdown was put in place to ensure the safety of the hospital’s patients.
The lockdown was lifted around 2.30pm.
A woman in the hospital carpark at the time said she saw police taking away a man in handcuffs around 2.20pm.