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Current status of artificial O2 carriers.
Caroline Thyes1, Donat R Spahn
1Department of Anesthesiology, University Hospital Lausanne, (CHUV) CH-1011 Lausanne, Switzerland.
Anesthesiology Clinics of North America
|June 1, 2005
Summary
This review covers evaluated artificial oxygen carriers, assessing their effectiveness and side effects using published data. Direct comparisons between products are limited due to a lack of head-to-head studies and non-published trial information.
Area of Science:
- Biomedical Engineering
- Pharmacology
- Clinical Trials
Background:
- Artificial oxygen carriers are being developed as alternatives to blood transfusions.
- Current research focuses on evaluating their efficacy and safety profiles.
Purpose of the Study:
- To review and summarize the efficacy and side effects of artificial oxygen carriers based on published data.
- To identify limitations in current assessments and comparisons of these products.
Main Methods:
- Systematic review of published literature on artificial oxygen carriers.
- Analysis of data from clinical trials across different phases (I, II, and III).
Main Results:
- Compounds in Phase III trials have involved 500-1000 patients, with fewer in earlier phases.
- Significant amounts of unpublished data hinder comprehensive assessment.
- Direct comparative studies between different artificial oxygen carriers are scarce.
Conclusions:
- The efficacy and side effect profiles of artificial oxygen carriers are primarily understood through published data.
- The lack of comparative studies and unpublished data limits definitive conclusions and product comparisons.