Bachelor of Medicine, Bachelor of Surgery (Latin: Medicinae Baccalaureus, Baccalaureus Chirurgiae; abbreviated in many ways, most commonly MBBS, but also MB ChB, BMBS, MB BCh, MB BChir), is the primary medical degree awarded by medical schools in countries that follow the tradition of the United Kingdom. The historical degree nomenclature states that they are two separate undergraduate degrees. In practice, however, they are usually combined as one and conferred together, and may also be awarded at graduate-level medical schools.

Bachelor of Medicine and Bachelor of Surgery (MBBS), is a professional degree in medical science. A person holding the MBBS degree becomes a certified medical practitioner. The duration of MBBS course is five years and six months including one year of rotational internship at hospitals, health centres, and health camps organised by non-profit organisations (NGOs). MBBS course syllabus includes studies on anatomy, pharmacology, pathology as well as community health & medicine, paediatrics, and surgery. The syllabus, prescribed in such a way that MBBS degree holders can choose a specialisation for further majoring and practising medicine. The career specialisations for MBBS students are Nephrology, Cardiology, Gynecology, Anesthesiology, Organ Transplant, Endocrine, and General Surgery, etc.