The official cause of death of Late American rapper, Malcolm James McCormick, known professionally as Mac Miller, has been revealed.

The results from the autopsy carried out according to the Los Angeles County Coroner’s Office said the rapper died from “mixed drug toxicity”, Variety reports.

Read an excerpt from the report:

Malcolm McCormick, the music artist known as Mac Miller, was found to have died from mixed drug toxicity, the Los Angeles County Department of Medical Examiner-Coroner determined.

On Sept. 7, McCormick (DOB: 1/19/92) was discovered unresponsive in his home located in the 11600 block of Valleycrest Drive in Studio City. Authorities were called and McCormick was pronounced dead at the scene at 11:51 a.m.

On Sept. 8, an autopsy was performed and a cause of death was deferred pending further investigation. It was later determined McCormick died from mixed drug toxicity (fentanyl, cocaine and ethanol)

The Pittsburgh native and one-time partner of pop-star Ariana Grande had released his latest album “Swimming” days before his death and had been set to embark on a new tour.

McCormick had been open in the past about his battle with drugs and his music often dealt with his depression and drug use. Several artists, including Chance the Rapper, ScHoolboy Q and Ty Dolla $ign, paid tribute to him last week at a benefit concert in Los Angeles.

Recall that WuzupNaija had reported that Shad Gregory Moss, better known as Bow Wow, also opened up about his previous drug addictions.

In a series of Twitter posts, the 31-year-old rapper advised his younger followers to stay away from drugs and admitted to using lean — a combination of promethazine and codeine-based cough syrup every day.

READ ALSO: I WAS ALWAYS HIGH ON CODEINE! Bow Wow opens up on drug addictions