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Aminocaproic Acid for the Reversal of Alteplase: A Case Series

Brittany S Verkerk, Karen Berger, Christine A Lesch

J Pharm Pract. 2019 May 7;897190019840095.

PMID: 31064251

Abstract:

Introduction:
The evidence to support the use of aminocaproic acid for reversal of alteplase is limited to case reports. Current guidelines recommend cryoprecipitate as first-line treatment, or an antifibrinolytic if cryoprecipitate is unavailable or cannot be used. This case series describes the use of aminocaproic acid for alteplase-related hemorrhage.
Materials and methods:
Patients who received aminocaproic acid within 48 hours of alteplase from January 1, 2014, to June 30, 2017 were included. Patients were excluded if aminocaproic acid was not administered for an alteplase-related hemorrhage. Thromboembolic complications at 14 days and hemostasis within 24 hours were documented.
Results:
Sixteen patients received aminocaproic acid for an alteplase-related hemorrhage. Aminocaproic acid was given for hemorrhagic conversion of acute ischemic stroke in 7 of 16 patients and other types of hemorrhages in the remaining patients. Hemostasis occurred in 3 of 10 evaluable patients. Overall mortality was 63% (10/16). Administration of aminocaproic acid varied significantly (50% bolus, 12.5% infusion, 37.5% bolus plus infusion). One of 6 evaluable patients had a thromboembolic event. All patients received concomitant blood products. Cryoprecipitate was administered in 69% (11/16) of patients.
Conclusions:
There was no clear relationship between the timing or dose of aminocaproic acid and hemostasis, and it is unclear if administration of aminocaproic acid contributes to hemostasis.

Chemicals Related in the Paper:

Catalog Number Product Name Structure CAS Number Price
AP60322-A Aminocaproic acid Aminocaproic acid 60-32-2 Price
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