The 51-year-old was arrested by Hampshire Constabulary at 5.15am today, on suspicion of possessing a controlled drug of class A (heroin) – as well as possessing an offensive weapon in a public place.
The arrest was made in Portsdown Hill Road, Portsmouth.
Police say that the man has been released from custody, but remains under investigation.
For all the latest news, traffic and travel, what’s on, Pompey, sport and breaking stories visit The News’s website.
We will be bringing you all of the latest stories from across Portsmouth and surrounding area throughout the day.
Do not contact us while you are driving. To stay up to date with all the latest Portsmouth news follow us on twitter @portsmouthnews or like our Facebook page.
Sign up for our WhatsApp service to get the latest news direct to your phone.