Original sentence: Epstein's Seltaeb problems caused him a great deal of private anguish exacerbating his later fragile mental state and depression, and the millions that Epstein had lost The Beatles and himself would trouble him until his death on 27 August 1967, from what was ruled an accidental overdose of a prescribed drug
Edited sentence: Epstein's problems with Seltaeb , and the millions that he had lost The Beatles and himself would remain with him until his death on 27 August 1967, from what was ruled an accidental overdose of a prescribed drug