Ativan (Lorazepam) Uses, Dosage, How to Take, Missed Dose, Side Effects and Pregnancy

Ativan (Lorazepam) dosage. The dosage for this drug will depend on the form: oral, liquid, or injection. Lorazepam oral tablets are available in strengths of 0.5 mg, 1 mg, and 2 mg. Your doctor may prescribe lorazepam to be taken 2 to 3 times a day for conditions such as anxiety, or once daily for conditions such as insomnia. When you first start lorazepam, your doctor may slowly increase your dose to avoid side effects. The dose of lorazepam may be lower if you are elderly or debilitated.