Six people were detained Friday from Rangpur Medical College and Hospital, on suspicion of smuggling oxygen cylinders. A press release signed by Mainul Islam Prodhan, senior information officer of the Health Ministry, revealed the information. Read: 4 held for selling oxygen cylinders at Pabna Hospital According to the notification, 3 trucks carrying the detainees arrived at the hospital on Friday evening. They contacted the responsible authorities and said that they were sent by a senior doctor named Rexaul Karim to collect oxygen cylinders, and deliver them to  some hospitals of the capital. They also added that they had documents supporting their statement. However, Abu Sayeed Khan Babu, the man in charge of  oxygen cylinders at the Rangpur hospital, immediately informed the police personnel on duty in the hospital checkpost about the situation. Acting on that lead, a team of Kotwali Police reached the area and detained the suspected oxygen cylinder smugglers following initial interrogation. They are  still under the custody of Kotwali Police as of filing this report.