Clonazepam

Excreted Unchanged %
<1
Half-Life (Normalesrd) Hours
18-28/No data
Plasma Protein Binding %
86
Volume Of Distribution L/Kg
1.5-4.5
Dose For Normal Renal Function
0.5 mg tid
Adjustment For Renal Failure Gfr, Ml/Min >50 [Recommended Level]
100% [D]
Adjustment For Renal Failure Gfr, Ml/Min 10-50 [Recommended Level]
100% [D]
Adjustment For Renal Failure Gfr, Ml/Min <10 [Recommended Level]
100% [D]
Supplement For Dialysis [Recommendation Level]: Ihd
IHD: None
Supplement For Dialysis [Recommendation Level]: Pd
PD: No data
Supplement For Dialysis [Recommendation Level]: Crrt
CRRT: Not applicable
References
Gaudreault P, Guay J, Thivierge RL, Verdy I. Benzodiazepine poisoning. Clinical and pharmacological considerations and treatment. Drug Saf. 1991; 6: 247-65. [PMID: 1888441] / Greenblatt DJ. Benzodiazepine hypnotics: sorting the pharmacokinetic facts. J Clin Psychiatry. 1991; 52 Suppl: 4-10. [PMID: 1680125] / Greenblatt DJ. Pharmacokinetics and pharmacodynamics. Hosp Pract (Off Ed). 1990; 25 Suppl 2: 9-15; discussion 16-8. [PMID: 2114417] / Treiman DM. Pharmacokinetics and clinical use of benzodiazepines in the management of status epilepticus. Epilepsia. 1989; 30 Suppl 2: S4-10. [PMID: 2670537]
Toxicity Notes
May cause excessive sedation and encephalopathy in ESRD. Although no dose reduction is recommended, the drug has not been studied in patients with renal impairment. Recommendations are based on known drug characteristics, not clinical trials data.