Changing the enzalutamide form from a capsule to a tablet improves the adherence of medicine intake: A case of a significant decrease in the prostate-specific antigen level and improvement in radiographic findings.

While the reason for this prostate-specific antigen response is unclear, changing the enzalutamide form from a capsule to a tablet may have improved the adherence of drug intake and thereby resulted in castration-resistant prostate cancer control.