Ativan (Generic). Lorazepam is a drug used for treating anxiety. It is in the benzodiazepine family, the same family that includes Valium, Xanax, Klonopin. Drug information on Crestor (rosuvastatin), includes drug pictures, side effects, drug Generic Name: rosuvastatin (Pronunciation: roe SOO va sta tin). What is Missing: lorazepam. May 2, - Generic names can be even more mouth-boggling. (Crestor), and -azepam” for tranquilizers like lorazepam (Ativan) or temazepam (Restoril).