![lorazepam onset peak duration morphine sulfate lorazepam onset peak duration morphine sulfate](https://vennofem.files.wordpress.com/2014/10/screen-shot-2014-10-10-at-1-42-44-pm1.png)
Lorazepam, sold under the brand name Ativan among others, is a benzodiazepine medication. It is fast acting, and useful in treating fast onset panic anxiety. . the most common side effects complained of from lorazepam were sedation .. the frequency of opening of the chloride ion channel on the GABAA receptors; Onset of action: 1–5 min (IV), 15–30 min (IM). Apr 18, - And some effects of therapeutic doses can last for up to 72 hours. More here on how lorazepam affects the body and its duration of action. Morphine sulfate extended-release liposome injection (DepoDur) is only for epidural . Onset, duration, and severity of opioid withdrawal may vary based on the Missing: lorazepam.