In 1992, she was elected Senator of the Philippine Republic where she was Chairperson of the Committee on Women and Family Relations and the Committee on Cultural Communities. She was also Vice-Chairperson of the Committees on Cooperatives, on Public Works and on Trade on Commerce.
In 1995, she was re-elected Senator and served until 2001. She was the Chairperson of the Committee on Labor, Employment and Human Resource Development and the Committee on Civil Service and Government Reorganization. She was also Vice-Chairperson of various Senate Committees.