Set up your appointments as far in advance as possible. You could provide the examining physician with a pre-paid courier envelope for submission to Citizenship and Immigration Canada (CIC). Some students will not require a medical. It depends on your places of residence over the year
To change your status from that of visitor to student, you need to submit an application for a study permit at a visa office abroad. You may have to leave Canada if you are called for an interview to determine your eligibility. This process can take four to six weeks. List of the visa