They had been shifted to the Arthur Road prison in central Mumbai after their initial custodial remand with the NCB got over and a magistrate sent them in judicial custody but denied them bail. 

They were kept in quarantine barracks for seven days, a prison official said, adding the quarantine period ended on Wednesday. 

All of them were subjected to RT-PCR tests for coronavirus on Wednesday morning, and as the results were negative, they were separated from each other and shifted to various general barracks, he said. 

Based on a tip-off that a rave party was scheduled on the ship, an NCB team raided the Goa-bound Cordelia cruise on October 2 evening and allegedly seized drugs. Several persons including Aryan Khan, Arbaaz Merchant and Munmun Dhamecha were arrested.