Comparative Pharmacology
Head-to-head clinical analysis: LORAZ versus MENRIUM 5 2.
Peer-Reviewed Evidence
Head-to-head clinical analysis: LORAZ versus MENRIUM 5 2.
LORAZ vs MENRIUM 5-2
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Binds to gamma-aminobutyric acid (GABA) type A receptors at the benzodiazepine binding site, potentiating the effect of GABA, leading to increased chloride ion influx, neuronal hyperpolarization, and inhibition of neurotransmission.
Combination of chlordiazepoxide (benzodiazepine) potentiating GABA-A receptor activity, and clidinium (antimuscarinic) blocking muscarinic acetylcholine receptors.
2-6 mg orally or intravenously daily in divided doses; usual range 2-10 mg/day
1 tablet orally every 6-8 hours as needed for anxiety, up to 4 tablets per day. Each tablet contains chlordiazepoxide 5 mg and clidinium bromide 2.5 mg.
None Documented
None Documented
Clinical Note
moderateClorazepic acid + Fluticasone propionate
"The risk or severity of adverse effects can be increased when Clorazepic acid is combined with Fluticasone propionate."
Clinical Note
moderateLorazepam + Fluticasone propionate
"The risk or severity of adverse effects can be increased when Lorazepam is combined with Fluticasone propionate."
Clinical Note
moderateLorazepam + Haloperidol
"The risk or severity of adverse effects can be increased when Lorazepam is combined with Haloperidol."
Clinical Note
moderateTerminal elimination half-life: 12–15 hours in healthy adults. Extended in elderly (15–20 hours), hepatic impairment (up to 50 hours), and obesity.
Chlordiazepoxide: 5-30 hours (increases with age, hepatic impairment); Clidinium: 8-12 hours
Renal: ~85% as glucuronide conjugates and ~10% as unchanged drug. Biliary/fecal: ~5%.
Chlordiazepoxide: 90-96% renal as metabolites, <5% unchanged; Clidinium: 70-80% fecal, 10-20% renal as metabolites
Category C
Category C
Benzodiazepine
Benzodiazepine/Estrogen Combination
Lorazepam + Probenecid
"The serum concentration of Probenecid can be increased when it is combined with Lorazepam."