Can I join army special forces after completing MBBS?

Yes, you can surely join army force. The Government of India annually offers short term service commission for MBBS graduates. The post graduate degree holders in anesthesia, surgery, obstetrics and gynecology, medicine, orthopedics, respiratory medicine will be given most preference. The selected

Yes, you can join the same.

You have not mention, if you are already completed MBBS. If you have not completed MBBS, then you can try to get into AFMC - Pune through NEET.