A client receiving anticoagulant therapy with heparin has an activated partial thromboplastin time in the critically high range.The nurse should ensure that which of the following drugs is on hand to use as an antidote?

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Protamine sulfate is the antidote for heparin, which is the anticoagulant therapy being used in this scenario. Phytonadione (Vitamin K) is the antidote for warfarin, another type of anticoagulant therapy. Aminocaproic acid (Amicar) is used to prevent or treat excessive bleeding caused by fibrinolytic therapy or surgical complications. Anistreplase (Eminase) is a thrombolytic agent used to dissolve blood clots and is not used as an antidote for anticoagulant therapy.

A Client Receiving Anticoagulant Therapy with Heparin Has an Activated