This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
All are true regarding Ketorolac, EXCEPT? 
Select and explain. 
A. Respiratory depression is a side effect, B. More potent than Aspirin, C. VA is 5- 6 hrs, D. This is an analgesic
A: Respiratory depression is a side effect
Answer: A: Respiratory depression is a side effect 
Explanation: Ans. is 'a' i.e., Respiratory depression is a side effect Ketorolac Ketorolac is a novel NSAID (Pyrrolo-pyrole derivative) It is a potent analgesic (equal to morphine, more than aspirin) It is free of the following side effects Respiratory depression Hypotension Dependence producing Constipation Its plasma t1/2 of ketorolac is 5-7 hrs. So it is used in sho term management of moderate pain. Ketorolac is best used in postoperative or other acute but sho lasting painful conditions with minimal inflammation. Ketorolac is the only NSA ID that can be used i.v.