1. Understand the major of internal medicine: internal medicine is one of the basic medical disciplines, involving diseases and treatments of multiple organ systems. Before you choose to change your major, you need to know the relevant knowledge and skills of internal medicine to determine whether you are interested and suitable.
2. Get training opportunities in internal medicine: Generally speaking, you need training in internal medicine to become a doctor. It is recommended that you contact your hospital or relevant institutions to learn about the training plan and enrollment conditions of internal medicine training.
3. Take the internal medicine training exam: If you want to take the internal medicine training exam, you need to meet the relevant registration conditions and exam requirements. For details, please consult the local health and wellness committee or hospital personnel department.
4. Complete the training of internal medicine: it usually takes 3-5 years, during which you need to complete certain theoretical study and clinical practice, and at the same time you need to pass the examination and evaluation of internal medicine.