SINGAPORE - Ninety-three suspected drug offenders, including 17 suspected drug traffickers, were arrested in a four-day islandwide operation by the Central Narcotics Bureau (CNB).

Drugs worth more than an estimated $82,000 were seized during the operation, which began on Feb 26 and was supported by the Singapore Police Force.

A total of about 96g of "Ice" or methamphetamine, 914g of heroin, 202g of cannabis, 20 "Ecstasy" tablets, 2g of ketamine, 118 Yaba or methamphetamine tablets and two bottles of Gamma-Hydroxybutyric Acid were seized, CNB said in a statement on Friday.

Areas covered include Boon Lay, Bukit Batok, Bukit Panjang, Choa Chu Kang, Clementi, Joo Chiat, Toa Payoh, Woodlands and Yishun.

In one of the cases on Feb 28, a 59-year-old Singaporean man was arrested in his home at Wellington Circle.

The suspected drug trafficker was arrested along with a 58-year-old man, who is suspected of being a drug abuser.

The 59-year-old man put up a violent struggle during the arrest, causing an officer to sustain a facial injury.

Another suspected drug abuser, a 46-year-old Singaporean woman, was arrested when she turned up at the unit.

A total of about 11g of "Ice", 51g of heroin, four pieces of buprenorphine and cash of $6,573 were recovered, along with a glass pipe.

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