Dr. Shamsuddin Ahmad Nayan MBBS, BCS (Health), MS (ENT) Nose, Ear, Throat Specialist and Head Neck Surgeon Assistant Professor, (Department of Nose, Ear and Throat) Comilla Medical College Hospital. Room No. 316 Visiting hours: Every Thursday 3 pm to 8 pm, Every Friday from 9 am to 5 pm and Tuesday from 3 pm to 8 pm.