What is a major precaution to take when collecting blood from patients on anticoagulant therapy?

Monitoring for excessive bleeding post-venipuncture is crucial when collecting blood from patients on anticoagulant therapy because these individuals have a compromised ability to form clots due to the effects of anticoagulant medications. Such patients are at a higher risk of prolonged bleeding following invasive procedures, including venipuncture. By keeping an eye on the bleeding, healthcare providers can quickly address any complications that may arise, ensuring patient safety and preventing significant blood loss.

This approach underscores a key aspect of patient care—vigilance and proactive management of possible side effects associated with treatments. In contrast to other options, which do not address the critical need for patient safety or consent, careful monitoring reflects a thorough understanding of the challenges posed by anticoagulation therapy.