There are lot of students like you who are confused related to their career after 12th class.

To choose the course it depends on your interest, passion and your skills so that you can grow in your field and you don't get bored. 

Choosing a course also depends on your subjects.

Please tell me your subjects? So, that I can help you

Below are the some of the courses which you can opt for 

1- Medical (MBBS)

2- Engineering

3- If you are interested in Arts there are many options for you like Air Hostess, Anchoring, Animation, B.A, B.sc, Diploma courses, CS, MBA, Fashion designing, Interior designing and tourism management.

4- MBA

5- Law

You should be very wise to choose your course as it will build your career.

You can also refer below link to know about the courses

Courses after 12th 

Good Luck!!