AZUSA (  —   Azusa Police are hoping the public can help them locate a missing 15-year-old girl.

Eunice Medina was last seen Thursday evening around 10 p.m. at her sister’s Azusa home in the 600 block of N. Cerritos Avenue.

READ MORE: Shirtless Driver Wanted After Crashing Stolen Car Into Scooter Rider Going Wrong Way Down One-Way Street In Downtown LA

Police said Medina is considered to be a critical missing juvenile due to the fact that she is dependent on medication.

READ MORE: Flight From New York's JFK To John Wayne Airport Diverts To Denver After Flight Attendant Attacked By Passenger

She is described as Latina, 5 feet two inches tall and weighs about 134 lbs. She currently has long black hair. She has been known to change to blonde. It is not known what style or color of clothing she is wearing.

Her family says that Medina is known to frequent Azusa, Reseda, Woodland Hills, Santa Clarita, and Canyon Country. An extensive ground search for Medina was conducted by the Azusa Police Department, and neighboring law enforcement agencies have also been notified.

MORE NEWS: Human Remains Found In Yucca Valley ID’d As Missing New Jersey Woman Lauren Cho

If you have seen the missing girl, you’re asked to call 911 immediately.