The Narcotics Control Bureau (NCB) arrested three Nigerian nationals during a raid on a house in Anandapura, for possessing drugs.
Officials, acting on a tip-off arrested the trio and seized 117 grams of cocaine and other drugs.
The accused were said to be selling the narcotics to college students, software employees and those organising parties. One of the accused was an associate of two Filipinos, who were arrested in 2015 while trying to sell narcotics, said an official.
The accused were questioned to ascertain the source from where they got the illegal substance and if more number of people are involved.
Document verificationAlso their passports and visas are being examined, added the official.
Published 28 May 2016, 19:21 IST