![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
The nurse is administering an intravenous analgesic to a laboring woman. The woman inquires as to why the nurse is waiting for a contraction to begin before she infuses the medication into the intravenous line. Which is the nurse's most appropriate response?
A.
"The medication will affect you and your pain level only when given during a contraction."
B.
"The medication will provide optimal relief when it is given while your pain level is highest."
C.
"Because the uterine blood vessels constrict during a contraction, the fetus will be less affected by the medication."
D.
"You will experience a lower incidence of adverse effects from the medication when administered during a contraction."