If you experience any side effects, it will usually be at the beginning of your treatment they will probably disappear as you continue to take the drug, or if your dosage is reduced. Only your doctor can determine if it is safe for you to continue taking Ativan. If any develop or change in intensity, inform your doctor as soon as possible. What side effects may occur when taking Ativan? Store at room temperature in a tightly closed container, away from light. Otherwise, skip the dose and go back to your regular schedule. If it is within an hour or so of the scheduled time, take the forgotten dose as soon as you remember. Take this medication exactly as prescribed by your doctor. Only your doctor should advise you to discontinue or change your dose. You may experience withdrawal symptoms if you stop using it abruptly. Tolerance and dependence can develop with the use of Ativan. It belongs to a class of drugs known as benzodiazepines. Generic name: LorazepamĪtivan (lorazepam) Prescribing Information Why is this Ativan (Lorazepam) prescribed?Ītivan is used in the treatment of anxiety disorders and for short-term (up to 4 months) relief of the symptoms of anxiety. Find out why Ativan (Lorazepam) is prescribed, side effects of Ativan, Ativan warnings, effects of Ativan during pregnancy, more - in plain English.