To purchase Ativan online, you will need to have a valid prescription from your doctor. Once you have a valid prescription, you can search online for reputable pharmacies that offer Ativan. Make sure to compare prices and read reviews from other customers before making your purchase. Once you have found a reputable pharmacy, you will need to create an account and provide the pharmacy with your prescription information. The pharmacy will then be able to verify your prescription and process your order. Once your order is processed, you will receive your Ativan in the mail.