The half life of lorazepam is 10–20 hours.

It should, therefore, not be administered to a drunk or intoxicated person. As a measure of its ongoing success, it has been marketed under more than seventy generic brands since then:Almazine, Alzapam, Anxiedin, Anxira, Anzepam, Aplacasse, Aplacassee, Apo-Lorazepam, Aripax, Azurogen, Bonatranquan, Bonton, Control, Donix, Duralozam, Efasedan, Emotion, Emotival, Idalprem, Kalmalin, Larpose, Laubeel, Lopam, Lorabenz, Loram, Lorans, Lorapam, Lorat, Lorax, Lorazene, Lorazep, Lorazepam, Lorazin, Lorafen (PL), Lorazon, Lorenin, Loridem, Lorivan, Lorsedal, Lorzem, Lozepam, Merlit, Nervistop L, Nervistopl, NIC, Novhepar, Novolorazem, Orfidal, Piralone, Placidia, Placinoral, Punktyl, Quait, Renaquil, Rocosgen, Securit, Sedarkey, Sedatival, Sedizepan, Sidenar, Silence, Sinestron, Somnium, Stapam, Tavor, Titus, Tolid, Tranqil, Tranqipam, Trapax, Trapaxm, Trapex, Upan, Wintin, and Wypax. Contact your doctor if this medicine seems to stop working as well in treating your symptoms. It has a fairly short duration of action (Venable and Aschenbrenner 2009). Oral lorazepam is given 90 to 120 minutes before procedures, and intravenous lorazepam as late as 10 minutes before procedures. If any benzodiazepine has been used long-term, the recommendation is a gradual dose taper over a period of weeks, months or longer, according to dose and duration of use, degree of dependence and the individual. Oral lorazepam is given 90 to 120 minutes before procedures, and intravenous lorazepam as late as 10 minutes before procedures. drug company Mylan agreed to pay $147 million to settle accusations by the F. Patients at first experience drastic relief from anxiety and sleeplessness, but symptoms gradually return, relatively soon in the case of insomnia but more slowly in the case of anxiety symptoms. Benzodiazepines are drugs of abuse and you should be aware if any person in the household is using this medicine improperly or without a prescription.