NORFOLK, Va. (CBS/AP) — Former “American Idol” contestant Antonella Barba has been sentenced to nearly four years in prison for carrying nearly 2 pounds of fentanyl. Federal authorities in Virginia said Thursday that the 32-year-old New Jersey woman got three years and nine months in federal prison.

Barba pleaded guilty in July to possessing with intent to distribute more than 400 grams of fentanyl.

READ MORE: Philadelphia Veteran Marching To Gov. Wolf's Home To Urge Action On Gun Violence

Fentanyl is a synthetic opioid that can be stronger and more lethal than heroin.

READ MORE: Penn To Initiate Process To Review Complaints After Professor Amy Wax's Anti-Asian Comments

Barba appeared on reality television shows “American Idol” and “Fear Factor.” The investigation that led to her arrest began when police heard someone was going to deliver a large amount of fentanyl in the city of Norfolk.

Police staked out a stash house and arrested Barba. She had arrived from Los Angeles that day.

MORE NEWS: Sharon Hill Police Officers Charged With Manslaughter In Fatal Shooting Of 8-Year-Old Fanta Bility

(© Copyright 2019 CBS Broadcasting Inc. All Rights Reserved. The Associated Press contributed to this report.)