Lorazepam (Ativan) is thought that excessive activity of nerves in the brain may cause anxiety and other psychological disorders. Gamma-aminobutyric acid (GABA) is a neurotransmitter, a chemical that nerves in the brain use to send messages to one another that reduces the activity of nerves in the brain. The recommended starting dosage of Ativan for anxiety treatment is 1 mg two to three times daily. When taking Ativan for insomnia due to anxiety, the recommended starting dose is 2 mg to 4 mg once daily at bedtime. The differences: Short answer. Lorazepam and Xanax are both benzodiazepines used for the treatment of anxiety, and both are equally effective for this use. Though both are benzodiazepines, the two drugs are in different classes. Clonazepam is considered a long-acting benzodiazepine, with a rapid onset time of one to four hours and a half-life of approximately 34 hours, while lorazepam is a short-acting benzodiazepine with the same approximate onset time but a half-life of about 15 hours. Hey Mahdi! I happen to have some in the house and was so frustrated with my tinnitus that i decided to try 1MG of Lorazepam to see if it would make a difference, and it did. Xanax vs Lorazepam. The number of people suffering from panic attacks and anxiety disorders has alarmingly risen in the past ten years. The fast pace of life has subjected people to stress and excessive worry about their everyday lives. Clonazepam is an anti-anxiety medication in the benzodiazepine family, the same family that includes diazepam , alprazolam , lorazepam , flurazepam (Dalmane), and others. Klonopin vs Ativan These days, it is definitely a good thing, that whenever there is a medication that you are recommended to take, you can always look up additional information on that medication. Xanax. Ativan. Generic name. Alprazolam. Lorazepam. Properties. Anxiolytic, sedative, hypnotic, skeletal muscle relaxant, anticonvulsant, and amnestic properties. Enter the email address you signed up with and we'll email you a reset link.