There are various courses after 12th other than MBBS. In some course there is a huge opportunity in Government field like in Pharmacy. Some is good in Private sector like if you have your own optical shop, you can earn huge after optometry. I am listing down few courses other than MBBS, just have a look:

BDS (Bachelors of Dental Science)

BPT (Bachelor of Physiotherapy)

BHMS (Bachelor of Homeopathic Medicine & Surgery)

BAMS (Bachelor of Ayurveda Medicine & Surgery)

B. Pharm (Bachelor of Pharmacy)

BSc courses :- Biotechnology, Microbiology, Biochemistry, Genetics, Bio sciences, Botany, Zoology, Forensic Science, Agriculture, Bioinformatics, Genetic Engineering, Environmental Science