Aug 13, - 1 Star 2 Stars 3 Stars 4 Stars 5 Stars This reader has a bad sleeping problem but is a benzodiazepine like A. Lorazepam (Ativan) is a benzodiazepine, meaning it belongs to a .. I've been on mg. of Lorazepam for quite a few years for insomnia. . Melatonin helps a little to reset my sleep clock. Below are Ativan (Lorazepam) reviews, ratings, comments submitted by patients Dosage & duration.5 mg taken 2x per day for the period of 6 days . faster, even better than the melatonin that I was taking before i went to bed. . Dosage & duration: mg to start of at taken about 2 times a day for the period of just started. Jan 28, - The right melatonin dosage is one capsule of 1 mg orally at night ½ hour . One system that has worked is to take mg once your arrive at your destination. . Triazlam (Halcin), clonazepam (Klonopin), lorazepam (Ativan).