Below is a list of the winners of the<unk>  (Swedish:<unk><unk> t i fysiologi eller<unk>  from 1901 to the present, administered by the<unk>  Foundation, in Stockholm, Sweden.
In some instances, the national status (nation state) of some countries changed after a<unk>  laureate lived in the country and became a<unk>  Laureate.
The flag that precedes the country of citizenship reflects the earlier of the following circumstances:
Some laureates obtained additional citizenships during their lifetime.
For those with multiple citizenships, the year they obtained an additional citizenship, when known, precedes the country of citizenship.
For<unk>  Laureates who obtained additional citizenships after winning the<unk><unk> , the flag that precedes the country of citizenship reflects the earlier of the following two circumstances:
Nobel Prize in Physiology or Medicine
Designer drug
Public domain
Proceedings of the National Academy of Sciences
Evidence-based medicine
Generic drug
Hazardous drugs
Undergraduate education