Question

When differentiating between injectable bupivacaine, which is available as a 0.25% to 0.75% solution with a duration of action of 2 to 4 hours, and injectable procaine, which is available as a 1% to 2% solution with a duration of action of 15 minutes to 1 hour, the choice of agent used for injection around the spinal cord is primarily determined by the: Onset of action required Concentration of the product Duration of action required O None of these are correct.

Answer 1

Answer Onset of action required.

( The injections given around the spinal cord is generally for to relieve from the pain and inflammation or sometimes to check the test etc.)