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Lorazepam, sold under the brand name Ativan among others, is a benzodiazepine medication. [14] It is used to treat anxiety (including anxiety disorders ), trouble sleeping , severe agitation , active seizures including status epilepticus , alcohol withdrawal , and chemotherapy-induced nausea and vomiting . [ 14 ]
In these cases, clearance is almost synonymous with renal clearance or renal plasma clearance. Each substance has a specific clearance that depends on how the substance is handled by the nephron. Clearance is a function of 1) glomerular filtration , 2) secretion from the peritubular capillaries to the nephron , and 3) reabsorption from the ...
[20] [127] Symptoms continue to improve over time, often to the point where people eventually resume their normal lives, even after years of incapacity. [25] A slow withdrawal rate significantly reduces the risk of a protracted or severe withdrawal state. Protracted withdrawal symptoms can be punctuated by periods of good days and bad days.
"Time to peak" refers to when maximum levels of the drug in the blood occur after a given dose. Benzodiazepines generally share the same pharmacological properties, such as anxiolytic, sedative, hypnotic, skeletal muscle relaxant, amnesic, and anticonvulsant effects. Variation in potency of certain effects may exist amongst individual ...
Decreased clearance found for codeine-6-glucuronide, and decreased unbound clearance for oxazepam in the very elderly. Sex: Females: ↓: Clearance higher in males for paracetamol, oxazepam, temazepam, and propranolol. Possible additive role with CYP1A2 resulting in higher clozapine and olanzapine concentrations in females Males: ↑ Body ...
Commonly prescribed benzodiazepines in the U.S. are Valium (diazepam) and Ativan (lorazepam), which are used for muscle relaxation and to control anxiety and seizures.
Time course of drug plasma concentrations over 96 hours following oral administrations every 24 hours (τ). Absorption half-life 1 h, elimination half-life 12 h. Biological half-life ( elimination half-life , pharmacological half-life ) is the time taken for concentration of a biological substance (such as a medication ) to decrease from its ...
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