Answer:
The client would understad that the medication would help:
- By reducing the chest pain, preventing the entrance of calcum ions in vascular smooth muscles.
Explanation:
Prinzmetal´s angina is a desease that affects the heart vessel, increasing it the coronary vascular tone which creates chest pain.
The medicine used for this disease, is calcium channel blockers, they help because they produce vasodilatation, the angina is the opposite of this, it normally increases vasomotion which causes pain.