NUR 334 FINAL EXAM 4 PHARMACOLOGY
STUDY GUIDE\2026 UPDATE WITH COMPLETE
SOLUTIONS
Pharmacology Exam 4 Study Guide
Reproduction
Oxytocin- Onset (IV 3-5min), Peak (Unknown), Duration (1 hour).
Mechanism of action- to induce labor by increasing frequency and force of uterine contractions
Adverse effects-complications in fetus include dysrhythmias or intracranial hemorrhage. Serious
complications in mother may include uterine rupture, seizures, coma. The most common adverse effects
of oxytocin are rapid, painful uterine contractions and fetal tachycardia. When given I V, vital signs of
the fetus and mother are monitored continuously to avoid complications in the fetus, such as
dysrhythmias or intracranial hemorrhage. Serious complications in the mother may include uterine
rupture, seizures, or coma. Risk of uterine rupture increases in women who have delivered five or more
children.
Uses- Inducing labor (IV). Used post-partum to reduce hemorrhage after expulsion of the placenta.
Used in incomplete abortion. Can be used for lactation intranasally.
Outcome evaluation- Onset of effective contractions. Increase in uterine tone. Reduction in postpartum
bleeding
Finasteride: (Proscar)
mechanism of action- inhibits 5-alpha-reductase FIRST LINE AGENT
Uses- promotes shrinkage of enlarged prostate. Also prescribed to promote hair regrowth
adverse effects- sexual dysfunction. Impotence, diminished libido, ejaculatory dysfunction
outcome evaluation- Decrease in urinary symptoms of benign prostatic hyperplasia. Hair regrowth in
, androgenetic alopecia. Evidence of hair growth usually requires 3 mo or longer. Continued use is
recommended to sustain benefit. Withdrawal leads to reversal of effect within 12 mo
STUDY GUIDE\2026 UPDATE WITH COMPLETE
SOLUTIONS
Pharmacology Exam 4 Study Guide
Reproduction
Oxytocin- Onset (IV 3-5min), Peak (Unknown), Duration (1 hour).
Mechanism of action- to induce labor by increasing frequency and force of uterine contractions
Adverse effects-complications in fetus include dysrhythmias or intracranial hemorrhage. Serious
complications in mother may include uterine rupture, seizures, coma. The most common adverse effects
of oxytocin are rapid, painful uterine contractions and fetal tachycardia. When given I V, vital signs of
the fetus and mother are monitored continuously to avoid complications in the fetus, such as
dysrhythmias or intracranial hemorrhage. Serious complications in the mother may include uterine
rupture, seizures, or coma. Risk of uterine rupture increases in women who have delivered five or more
children.
Uses- Inducing labor (IV). Used post-partum to reduce hemorrhage after expulsion of the placenta.
Used in incomplete abortion. Can be used for lactation intranasally.
Outcome evaluation- Onset of effective contractions. Increase in uterine tone. Reduction in postpartum
bleeding
Finasteride: (Proscar)
mechanism of action- inhibits 5-alpha-reductase FIRST LINE AGENT
Uses- promotes shrinkage of enlarged prostate. Also prescribed to promote hair regrowth
adverse effects- sexual dysfunction. Impotence, diminished libido, ejaculatory dysfunction
outcome evaluation- Decrease in urinary symptoms of benign prostatic hyperplasia. Hair regrowth in
, androgenetic alopecia. Evidence of hair growth usually requires 3 mo or longer. Continued use is
recommended to sustain benefit. Withdrawal leads to reversal of effect within 12 mo
