The nurse is caring for a client currently taking the beta-antagonist Inderal, which blocks beta-receptors, for migraine headaches. The client states she was recently started on albuterol, a short-acting beta-agonist inhaler that stimulates beta-receptors, for exercise-induced asthma. How does the nurse define the action of the two drugs?
a. antagonist effect
b. synergetic effect
c. toxic effect
d. potentiating effect
a. antagonist effect
FEEDBACK
a. An antagonist effect is the action that occurs when two opposing drugs cancel out each other. For the inhaler to be fully effective, the client would need to stop the Inderal for a few days.
b. Synergetic effect is the action of the two drugs working together, making the effect greater. .
c. Toxic effect occurs when there is too much of a substance and the effect becomes harmful. .
d. Potentiating effect is the action of two drugs in which one prolongs or multiplies the effect of the other drug by enhancing it. .
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