The first of these occasions, when he was fined forty marks and ordered to stand in the pillory, was for the publication of The Country Parson's Honest Advice to that judicious and worthy Minister of State my Lord Keeper.
In a letter addressed to Secretary Robert Harley, 'occasioned by his late commitment to Newgate,' he denies the authorship of this pamphlet, of which at the same time he gives an explanation.
He wrote and lectured against William Harvey's theory of the circulation of the blood, and he continued The Examiner after it had been dropped by Delarivier Manley, who had succeeded Jonathan Swift.
He dedicated his 'Lecture of Anatomy against the Circulation of the Blood' (1701) to 'His Excellency Heer Vrybergen, Envoy Extraordinary from the States-General.'
Browne produced an edition of the Latin casebooks of Théodore de Mayerne which includes details of medical treatments given to several courtiers, documents concerning the final illness of Prince Henry, and a journal of his consultations with Anne of Denmark and Henrietta Maria.