In 1902 he was appointed Professor of Physiology at Queen's College, Belfast and he got his younger brother John to join him as a lecturer. John later became Professor of Biochemistry.[5]
He retired back to Scotland in 1935.
He died in North Berwick on 20 March 1950. He is buried with his sister in Warriston Cemetery in north Edinburgh. The grave lies north east of the central roundel. His parents lie to his east side.
He did not marry and had no children.
Publications
Textbook of Practical Physiological Chemistry (with his brother John Alexander Milroy) (1904)