SINGAPORE - A total of 88 suspected drug offenders were arrested in a four-day islandwide Central Narcotics Bureau operation which started on Monday.

About 90g of heroin, 70g of Ice, 130g of cannabis, 268 Erimin-5 tablets and two Ecstasy tablets were seized, CNB said in a release on Friday (Sept 29).

Supported by the Singapore Police Force, the operation covered areas including Boon Lay, Bukit Merah, Chai Chee, Geylang, Hougang, Jurong, Marsiling, Tampines and Yishun.

In one case, CNB officers raided a unit in Marsiling Lane on Wednesday, and arrested a 23-year-old Singaporean man suspected of drug trafficking.

A total of about 72g of heroin - roughly worth over $7,500 - kept in multiple packs, were found.

Investigations into the drug activities of all those arrested are ongoing.