The Prison Litigation Reform Act of 1995 amended 42 U. S. C. §1997e(a), which now requires a prisoner to exhaust "such administrative remedies as are available" before suing over prison conditions. Petitioner Booth was a Pennsylvania state prison inmate when he began this 42 U. S. C. §1983 action in Federal District Court, claiming that respondent corrections officers violated his Eighth Amendment right to be free from cruel and unusual punishment by assaulting him, using excessive force against him, and denying him medical attention to treat ensuing injuries. He sought various forms of injunctive relief and money damages. At the time, Pennsylvania provided an administrative grievance and appeals system, which addressed Booths complaints but had no provision for recovery of money damages. Before resorting to federal court, Booth filed an administrative grievance, but did not seek administrative review after the prison authority denied relief. Booths failure to appeal administratively led the District Court to dismiss the complaint without prejud