CHICAGO (CBS) — A man robbed a Walgreens pharmacy of opioids at knifepoint Sunday in the Irving Park neighborhood.

Around 1:30 p.m., the man entered the Walgreens at 3153 W. Irving Park Rd., at Kedzie Avenue, and went straight to the pharmacy, police said.

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The man took out a knife and jumped over the counter, demanding opioids from a 25-year-old on-scene witness, police said.

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The man then took other property by force and fled north on Kedzie Avenue, police said.

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Area North detectives were investigating Sunday afternoon.