Drug like lorazapam wouldn't the presciber make sure you understand what this is and for and dangers. was stressed but advil (ibuprofen) pm would have been fine.

Yes : Before prescribing potentially addictive medication like benzodiazepines the prescriber should discuss risks and benefits with the patient.

Lorazepam: Advil (ibuprofen) pm and Lorazepam are entirely different in their actions. Advil (ibuprofen) pm is not a medication for "stress" although it is sedating. If you were in an er when very anxious ("stressed"), the er physician may have appropriately prescribed Lorazepam to help you through that. Most physicians explain the purposes and potential side effects of medications, unless immediate circumstances preclude that.

Communication issue: It sounds like the health care provider wrote you a prescription for an anti anxiety pill when you needed something for sleep. Contact the provider and discuss how you feel. It will be a learning experience for both of you.