Hello student I'm sorry to inform you but no you're not eligible to appear in MCAT.

As per eligibility criteria Candidates must completed or pursuing MBBS.

Eligibility - The candidate should be a Bachelor of medicine /bachelor of surgery (MBBS) degree program

No additional eligibility is required for international students

For more details refer to the link mentioned below - https://www.google.com/amp/s/studyabroad.careers360.com/articles/mcat-eligibility-criteria/amp

Feel free to comment if you've any doubt

Good luck