The police detained 25 suspected drug addicts, including a pusher and two foreigners during a raid at an oil palm plantation in Ayer Tawar, on Tuesday.

The suspects aged between 25 and 65 were picked up under an operation, 'Ops Sarang' in Kampung Ambiga.

The five-hour operation began at 8am.

Manjung police chief, ACP Tengku Mohd Zailan Tengku Ahmad Shah said the police seized 18 packets of heroin weighing 39.5 grammes from the suspects.

He said one of the suspects, believed to be a pusher had 15 packets of drug.

Meanwhile, Tengku Mohd Zailan said from January to July this year, 911 cases involving suspected drug pushers and addicts were investigated in Manjung.