She says her lawyers are preparing for a legal battle in her upcoming impeachment trial but refused to say if resignation is an option.

The Philippine lower house on Wednesday impeached Vice President Sara Duterte, the daughter of the country's firebrand former leader, setting the stage for a rare, high-profile trial in the Senate.

The Philippine House of Representatives has voted to impeach Vice President Sara Duterte, paving the way for a Senate trial that could see her removed from office.