Apixaban shows comparable safety and efficacy to enoxaparin in preventing postoperative VTE after radical cystectomy, with no increase in bleeding risk and the added benefit of a convenient, injection-free regimen.
A new research suggests that apixaban, a direct-acting oral anticoagulant (DOAC), could serve as a safe and effective substitute to enoxaparin for extended prevention of venous thromboembolism (VTE) after radical cystectomy (RC) in bladder cancer-affected people.
RC remains the gold standard for managing muscle-invasive and certain high-risk non-muscle-invasive bladder cancers. While potent against cancer, the surgery carries a notable risk of postoperative VTE—a potentially life-threatening but largely preventable complication. Current guidelines advocate extended prophylaxis with low-molecular-weight heparins like enoxaparin for 28 days post-discharge.
However, oral agents such as apixaban may offer a more convenient option without compromising safety. Hence, this study sought to compare apixaban vs. enoxaparin for thromboprophylaxis after RC. Researchers at a single center conducted an observational before-after analysis of RC cases. Patients were given either enoxaparin or apixaban for 28 days after leaving the hospital. The primary endpoint was VTE occurrence within 30 days post-surgery.
Secondary measures included VTE within 90 days, post-discharge emergency room visits, hospital readmissions, bleeding events, and 90-day mortality. The study included 83 people in the apixaban group and 102 people in the enoxaparin group. Within 30 days, no apixaban-treated patients developed VTE, compared to 2 cases (2%) in the enoxaparin group—a difference that was not statistically significant (p=0.5). No meaningful differences emerged in 90-day VTE rates, survival, emergency room visits, readmissions, or hemorrhagic complications.
To sum up, apixaban performs comparably to enoxaparin in preventing post-surgical blood clots, with no increased bleeding risk, and could be considered a viable, easier-to-administer alternative for extended prophylaxis after RC.
Canadian Urological Association Journal
Comparative analysis of apixaban vs. enoxaparin for thromboprophylaxis after radical cystectomy A single-center, observational, before-after study
Cory S Macklin et al.
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