Side effects; I have little to no libido, trouble maintaining an erection, and extremely delayed ejaculation. But it's not the textbook rocking and shaking anxiety it's the negative and obsessive That Ativan is weaker but has a longer shelf life. Less serious side effects may include: drowsiness, dizziness, tiredness; blurred vision; sleep problems (insomnia); muscle weakness, lack of balance or coordination; amnesia or forgetfulness, trouble concentrating; nausea, vomiting, constipation; appetite changes; or. skin medicalcases.eug: shelf. Lorazepam is used for the short-term relief of the symptoms of excessive anxiety. It works by slowing down the communication between the nerves in the brain Missing: shelf.