The Cranberries frontwoman Dolores O'Riordan has been released from hospital and freed without charge by police following allegations she assaulted a crewmember on a flight from New York.

The singer was arrested at Shannon Airport in Ireland on Monday morning (10Nov14) after the Aer Lingus plane landed, and she was questioned by police over claims she was violent onboard and allegedly lashed out at a member of the Irish Gardai as they attempted to take her into custody.

She was subsequently admitted to a local hospital, but she has now been discharged from doctors' care.

O'Riordan, 43, remained in police custody during her treatment at the facility, but she has now been released without charge, according to

The website reports a police investigation is ongoing.