Words similar to immediate-acting

Example sentences for: immediate-acting

How can you use “immediate-acting” in a sentence? Here are some example sentences to help you improve your vocabulary:

Based on these pharmacological principles, if an immediate-acting oral opioid is selected and the pain is continuous, or nearly so, give the medication q 4h on a routine schedule (not "as needed").
To control any extra or "breakthrough" pain, provide the patient with "as needed" rescue doses of the same immediate-acting opioid.