Rangpur Medical College and Hospital (RpMCH), located in Rangpur, Bangladesh, is the 8th site of the CCBOC trial. This site got the approval for subject enrollment on August 16, 2023, and recruited their first patient on August 23, 2023. Since the initiation, a total of 59 subjects were screened and among them, 50 patients completed the inclusion criteria of the CCBOC protocol and enrolled till January 09, 2024. The Principal Investigator of the RpMCH site is Professor Dr. Md. Mahfuzer Rahman. Co-Pi: Dr. Md. Jahangir Kabir. This site currently employs nine people, including the Site Trial Coordinator: Nabila Zaman; Clinical Research Assistants: Dr. Amit Kumar Das, Dr. Abu Yeazid Boustami Rakib, Dr. Tania Tajrin Tonny and Dr. Mouly Sarker; Clinical Research Nurses: Mst. Sharmin Akter, Most. Shaher Banu, Nasrin and Mst. Fariha Abeda. The SITE is located at the Department of Medicine, Ward no-01, with the facilities of 2 beds and necessary equipment like cardiac monitor, syringe pump, infusion pump, suction machine etc.