These can be some of the best courses related to your Genre:

• Post graduate diploma in Anaesthesia technology .
• Post graduate diploma in Anaesthesia technician .
• Post graduate diploma in Operation theatre techniques.
• M.SC in Anaesthesia technology .
• M.SC in Medical technology .

Now if you want to go for Management courses like MBA then also you are eligible.

I hope my answer helps. All the very best for your future endeavors!