Former law minister Anisul Huq and three others were brought to Dhaka Medical College Hospital (DMCH) for health check-ups on Sunday evening.
They were taken to the hospital around 5:30pm under the supervision of the Criminal Investigation Department (CID), with assistance from the Dhaka Metropolitan Police (DMP).
The others are former Dhaka North City Corporation mayor Atiqul Islam, Jatiya Samajtantrik Dal (JSD) President and former information minister Hasanul Haq Inu and former Appellate Division Justice AHM Shamsuddin Chowdhury Manik.
After undergoing preliminary health checks, they were taken back from DMCH around 6pm.
