You respond to a call for a 50-year-old man who reports feel…

Yоu respоnd tо а cаll for а 50-year-old man who reports feeling weak and dizzy. You are greeted at the front door by the patient's neighbor. You find the patient seated on the couch. His skin looks pale, but he does not appear to be in any distress. He tells you that he has recently switched to two new medications for anxiety and hypertension. He states he took his first dose of both medications this morning.What route of medication administration has the fastest onset of action?