In February 2025, Labadlabad was one of the 95 Lakas–CMD members who voted to impeach vice president Sara Duterte.

Labadlabad made her first run in 2013 for municipal mayor of Katipunan, but was defeated.

She then made her run and won in 2016 as representative of the province's second district, succeeding her husband, then-Congressman Rosendo Labadlabad.

[3] On February 5, 2025, Labadlabad was among the 95 Lakas–CMD members who voted to impeach vice president Sara Duterte.

[4][5] In 2019, Glona and Rosendo Labadlabad were charged with obstruction of justice for harboring a self-confessed killer from the neighboring town of Siayan, Zamboanga del Norte.