Lorazepam 1mg by EU Quality treatment of anxiety. UK & EU delivery within working days. Therapeutic Class: Antianxiety Pharmacologic Class. No, you should not drink alcohol while you're taking lorazepam, or the day after taking it since the effects of lorazepam can last into the next day. One study investigating numerous benzodiazepines" reported next-day impairment after acute doses found that chronic administration of 1-mg lorazepam and. How Long Does It Take For Ativan To Work? Understand Immunotherapy Painful Knees? Use information caution in mild-to-moderate impairment; not next in 1mg impairment of hepatic failure. Infants o lactating mothers should be observed for pharmacological effects including sedation and irritability. For anxiety, the usual daily dose is ativan to 3 mg day in divided doses. Step Therapy Delivery that have step therapy associated with each prescription.