biological half-life


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biological half-life

n.
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LMWHs are primarily renally excreted, thus, in patients with compromised renal function, the biological half-life of the medication may be prolonged, leading to potential bleeding complications.
The short physical half-life, or time it remains radioactive, of the isotope and its biological half-life of 1 day (in terms of human activity and metabolism) allows for scanning procedures which collect data rapidly but keep total patient radiation exposure low.
1/2biol] = biological half-life or long when it is necessary to the biological half the isotope to be wiped out.
Darbepoietin alfa has a longer biological half-life as compared to recombinant erythropoietin allowing a reduction in frequency of injections necessary to maintain the desired levels of systemic haemoglobin.