Médico personal de Diogo Botelho. Citado por Russel Wood en A World on the move, sobre el que dice lo siguiente (p. 83): 

A graduate of the universities of Evora and Coimbra was Dr Aleixo de Abreu. He was appointed personal physician to the governor of Angola, Joao Furtado de Mendonça, and resided in Luanda from 1591 to 1604. From Angola, he moved to Salvador to take up appointment as physician to the governor-general, Diogo Botelho. After two years of residence in the Brazilian capital, Abreu returned to Lisbon and wrote (in Latin and Spanish) Tratado de las siete enfermedades (Lisbon, 1623).