The Police said that four of the suspects were arrested in Narahenpita while one was arrested in Kotahena.
All were arrested in separate Police operations.
One woman was arrested with just over 31 grams of heroin while it was being transported in a three-wheeler in Narahenpita and another woman was arrested with just over 5o grams of heroin which was also being transported in a three wheeler.
A man was arrested with 11 grams of heroin in Narahenpita while another man was arrested with 20 grams of heroin in Narahenpita.
Meanwhile, another man was arrested with just over 3 grams of heroin in Kotahena. (Colombo Gazette)