You have good memory and a good intuition. You also have empathy and care for others. These qualities are considered good for medical profession.
Once you are into medical profession, further the specialisation should be purely based on your passion. Additionally the strongest forte in your chart is your mind and head, which gives a hint that, you may get into a specialisation related to Neurology, or Eyes or ENT. Further you can narrow down the field based on your interest and passion.
The time starting Nov 2022 onwards is quite favourable and positive to you as per your chart and this period extends up to Dec 2023, so you can plan accordingly for appearing in the exam you intend to appear.
Simha lagna with lagna lord Sun posited in the tenth house in conjunction with Mercury; Lord of fifth house Jupiter retrograde Jupiter posited in the fourth house; Lord of fourth house and ninth house Mars posited in the lagna.
Ketu Maha Dasha running with Jupiter Antar Dasha starts from Nov 2022 and runs till the end of 2023.