Is there any role for re-challenge with enzalutamide or abiraterone after prior failure in metastatic castrate-resistant prostate cancer?

Returning to a therapy on which a patient with mCRPC had previously progressed can be done with docetaxel (Bracarda et al, Future Oncol. 2015;11(22):3083-90; Di Lorenzo et al, Medicine (Baltimore). 2016;95(14):e2754), where a patient may derive clinical benefit to a re-challenge. Typically, the pati...