Alexander and his Doctor

Dated 1648 and held in the National Gallery, London, this depiction of Alexander the Great and his physician Philip draws on one of the most celebrated stories of ancient loyalty and trust. When Alexander was critically ill and his physician Philip prepared a potion, a letter arrived warning that Philip had been bribed to poison the king. Alexander handed Philip the letter and drank the medicine simultaneously — reading the accusation while taking the potion, demonstrating to Philip that his trust was unconditional. Le Sueur was drawn to subjects of moral virtue, and this Stoic display of trust amid danger offered him rich material for his restrained, classically inclined style. The National Gallery acquisition situates this work within the canon of seventeenth-century French classicism that shaped European taste for two centuries. Le Sueur's version differs from more theatrical treatments of the subject by focusing on the psychological tension of the moment — the exchange of gazes between king and physician — rather than on action or spectacle.

On canvas, the composition is built around the three-part exchange: the letter in Alexander's hand, his gaze directed at Philip, and Philip's own expression of combined surprise and loyalty. Le Sueur's figure modelling employs the smooth transitions and cool local colour typical of his mature style. Costume and setting suggest classical antiquity without archaeological pedantry — enough to signal the ancient subject while keeping the emotional dynamics clear.