Total Hip Replacement Study With XRP4563 (Enoxaparin Sodium)

Multicenter, Randomized, Double-Blind Study to Evaluate the Efficacy and Safety of Enoxaparin Sodium（RP54563）20mg qd and 20mg Bid for 14 Days in Patients With Total Hip Replacement

This study is performed to confirm the optimal dose for THR (total hip replacement).

Inclusion Criteria:

• Patients undergoing elective primary THR (total hip replacement) surgery

Exclusion Criteria:

• Patient with risk of clinical significant bleeding