The police in Fiji say a suspect arrested in relation to a drug bust at Denarau Marina on Friday is in hospital.
Three other people are in police custody but no charges have yet been laid.
Fiji Village reports 15 kilogrammes of cocaine and ecstasy tablets valued at $US10 to US$15 million was seized on Friday afternoon at Denarau port.
The authorities say $US15,000 of undeclared currency, guns and ammunition had also been found on the yacht and seized.
The yacht, from French Polynesia, has also been seized.