The cause of death for Hayden Panettiere has reportedly been revealed a month after her passing.

RELATED: Prayers Up! Death Of Hayden Panettiere Reportedly Under Investigation After Actor Passes Away At Age 36

Hayden Panettiere’s Cause Of Death Reportedly Revealed

According to USA Today, the Greenville County Coroner’s Office has ruled the “toxic effects of fentanyl, 4-ANPP, Alprazolam, Methocarbamol and Quetiapine” as the cause of death for the actor,  who passed away at 36. Furthermore, her manner of death was listed as accidental.

Per the outlet, fentanyl is a “synthetic opioid drug used to treat pain.” Alprazolam, or better known as Xanax, is used to treat anxiety, and methocarbamol treats “discomfort caused by acute (short-term), painful muscle or bone conditions.” In contrast, quetiapine is used for “schizophrenia, bipolar disorder, and depression.”

Social Media Shares Continued Condolences After Cause Of Death Reportedly Revealed

Social media users shared continued condolences amid Hayden Panettiere’s cause of death being revealed in TSR’s comment section.

More On Hayden Panettiere’s Passing

As The Shade Room previously reported, Hayden Panettiere was reportedly found unresponsive at the Judson Mill Lofts in South Carolina on August 16. More recently, it was reported that the investigation into her death turned cross-country. Per The Shade Room, authorities were looking to determine if Panettiere “obtained illicit drugs from a dealer in Southern California.”

Around the time her body was discovered, it was reported that she had gone into cardiac arrest after a possible overdose. Furthermore, it was noted that CPR was performed on her. However, she was ultimately pronounced deceased.

Her boyfriend, Brian Hickerson, reportedly gave authorities a bag of her medications while at the scene.

RELATED: UPDATE: Investigation Into Death Of Hayden Panettiere Reportedly Turns Into Cross-Country Investigation