from the straits time today, singapore recognised 20 more medical degrees of other countries.. which bring the total number to 160 foreign institutions.
1. you should check whether singapore recognize ur gf's school and so as her degree..
if her degree recognized, it might be much easier to come to singapore to work.
2. she might be able to try to come to singapore to take master course. NUS has increased its intake of medical students, but it seems very hard to get secure a place at NUS. also the tuition fee quite expensive.. thus, several factors you need to consider
3. NYP provide nursing courses. should be easy to get a job as a nurse.
4. Take master in those medical schools