Hii jigyasa,

It's all depends upon you, what you are interested in. Best option after 12th are:-

• MBBS : You can go through this course if you want to become doctor
• VETERINARY SCIENCE: By doing this course also, you can become a doctor. A doctor of animals, to be precise!
• BAMS( BACHELOR OF AYURVEDA, MEDICINE AND SURGERY)
• BDS (BACHELOR OF DENTAL SURGERY)
• PHARMACY
• DIPLOMA COURSE
• MANAGEMENT COURSE

ALL THE BEST!!

• Epidemiologist
• Fitness trainer
• Gastroenterologist
• Internist
• Medical manager
• Mediacl physicist
• Mediy scientist
• Neurologist
• Nurse
• Obstetrician and gynaecologist
• Oncologist
• Opthalmologist
• Optometrist
• You just need to have interest to pursue your passion then you get infinite fields it's your interest which matter.
• There are various options for you it depends on your subjects
• http://medicine.career360.com/articles/top-7-ug-medical-courses
• To know the courses click above
• To start your medical journey you can to apply for MBSS undergraduate courses.