A man has been charged after allegedly knocking out a young police officer by punching her in the face on the streets of Sydney.

NSW Police said the 23-year-old female officer was responding to reports of a man lying in the middle of Bunya Rd about 6.30pm on Friday in Bidwell, in Sydney’s northwest.

Police said when the two officers approached the 19-year-old man, he allegedly assaulted the young constable by kicking and punching her, causing her to fall to the ground and lose consciousness.

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It’s understood the alleged attack on the police officer left her knocked out for more than an hour.

A separate police patrol found the officer lying “unresponsive” on the road before paramedics rushed her to Westmead Hospital. She has since been discharged.

Police allege a second officer — a 22-year-old female constable — was also punched in the face by the man before she managed to use her pepper spray.

“She was also treated at the scene and was taken to Mt Druitt Hospital as a precaution. She has also been discharged from hospital,” NSW Police confirmed.

Two further police officers then arrived at the scene when the 19-year-old man was successfully arrested.

He was taken to Mt Druitt Police Station and then taken to Nepean Hospital to be seen to.

Police allege he bit a third officer — a male constable — on the arm while he was being moved. That officer was also taken to Mount Druitt Hospital.

After being released from hospital Upon his release from hospital, the 19-year-old man was taken to Mt Druitt Police Station, where he was charged with three counts of assault police officer in execution of duty cause actual bodily harm, and three counts of hinder or resist police officer in the execution of duty.

He was refused bail to appear before Parramatta Local Court today.

“This was an allegedly unprovoked and sickening attack on three young police officers who were simply doing their job,” Acting NSW Police Commissioner Peter Thurtell said.

“I commend the bravery and courage of the officers involved — they deserve respect.

“Police attend these welfare-related jobs on a daily basis and incidents like this one highlight the risks and dangers officers face when they are out on our streets protecting the local community.”

Inquiries are ongoing and anyone with information is urged to contact police.