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4.5 mL blood added to 0.5 mL citrate.
Reptilase is derived from the venom of Bothrops atrox, and clots fibrinogen by a mechanism different from that of thrombin.
| Reference Interval|
Consult laboratory. Typically <20 seconds.
Investigation of patients with prolonged thrombin time.
Assists in differentiating the effect of heparin, presence of FDP and dysfibrinogenaemia.
Dacie JV and Lewis SM. Practical Haematology. 8th ed. Churchill Livingstone 1995.