NRP/507 Week 7: Psychotropic Drug Therapy Case, sample paper

Reviewed by Lenora Whitcombe, MSN, RN · University of Phoenix

This page holds a complete NRP/507 Week 7 sample paper on psychotropic drug therapy, in true APA form. A 41-year-old man whose major depression is in remission on sertraline reports delayed ejaculation and low desire and says he may stop the drug. The paper weighs waiting, dose reduction, switching and adding a second drug against the evidence on sexual side effects and on the lower success of later treatment steps, and builds a shared plan.

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Well Again but Ready to Quit the Pill: Managing Sertraline-Related Sexual Side Effects in a 41-Year-Old Man in Remission Without Risking the Remission

[Student Name]

University of Phoenix

NRP/507: Advanced Pharmacology

Week 7 Assignment

[Instructor Name]

[Date]

The patient is a composite written for a model paper.

What this part is doingThe title states the risk the decision must manage. The reader expects the side effect weighed against the cost of losing a hard-won remission.
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Mr. B., a 41-year-old warehouse supervisor, started sertraline for major depressive disorder seven months ago. At 100 mg daily, his depression has been in remission for three months: his PHQ-9 score fell from 19 to 4, he returned to work full time and he has reconnected with his partner. At today's visit he says, somewhat embarrassed, that he has had delayed ejaculation and lower desire since starting the drug, and that he has been thinking about stopping it. This paper explains how I help him manage the side effect without losing the remission.

Why This Matters

Few side effects drive people to quit antidepressants as often as sexual ones, and they are often not mentioned unless the clinician asks. Stopping sertraline now, three months into remission, would put Mr. B. at risk of relapse; guidelines generally recommend continuing an effective antidepressant for at least six to nine months after remission of a first episode. The side effect is not a minor complaint to be tolerated; it is the most likely reason this remission will end.

What Is Lost if the Drug Changes

Sertraline worked for Mr. B. on the first try. In the STAR*D study, remission rates were 36.8% at the first treatment step, 30.6% at the second and about 13% at the third and fourth, and patients who needed more steps had higher relapse rates (Rush et al., 2006). A switch is not simply trading one drug for another; it gives up a known response for a lower chance of the same result. Any change should protect the response he has.

The Options

Taylor et al. (2013) reviewed 23 trials of strategies for antidepressant-induced sexual dysfunction and found the evidence limited. Each option has a case.

Waiting for tolerance: some patients' sexual side effects ease over time, but after seven months, Mr. B.'s have not, and waiting longer risks his stopping on his own.

Reducing the dose: lowering sertraline to 50 mg might ease side effects, but his remission came at 100 mg, and a lower dose raises the risk of relapse.

Switching to a different antidepressant: bupropion, which acts on norepinephrine and dopamine rather than serotonin, is associated with fewer sexual side effects. Cipriani et al. (2018), comparing 21 antidepressants across many trials, reported that each outperformed placebo in adults with acute major depression while differing from one another in efficacy and acceptability. A switch risks losing the response, as STAR*D suggests.

Adding a drug: in men, adding sildenafil or tadalafil improved erectile function in trials (Taylor et al., 2013), but Mr. B.'s problems are delay and desire rather than erection. For women, adding bupropion at higher doses appeared most promising; evidence in men is limited.

What this part is doingEach option is weighed against the evidence and against the specific risk of losing the remission, rather than listed as equally good.
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Shared Decision

I present these options plainly. Mr. B. values staying well above all, and he does not want to start over with a new drug. He is willing to try adding a second medication if it might help and would stop it if it did not. We agree on two steps. First, because some delay may relate to timing, and because the evidence for most strategies is limited, we will add bupropion SR 150 mg each morning while continuing sertraline 100 mg. Bupropion may help desire and has its own antidepressant effect, which could protect his remission. Second, if there is no improvement in six to eight weeks, we will discuss a gradual cross-taper to bupropion alone with close monitoring, or referral to a psychiatric nurse practitioner.

Mechanism

Sertraline blocks the serotonin transporter, increasing serotonin in the synapse. Serotonin's effects on sexual function include inhibition of dopamine release in pathways related to desire and orgasm. Bupropion, by contrast, blocks the reuptake of dopamine and norepinephrine while leaving serotonin largely alone, which is thought to explain why it causes fewer sexual side effects and may partly offset those of SSRIs.

Safety Checks for Bupropion

Bupropion lowers the seizure threshold and is contraindicated in patients with seizure disorders, eating disorders or abrupt alcohol or sedative withdrawal. Mr. B. has none of these and has a beer or two only on Saturdays. It can raise blood pressure and cause insomnia or anxiety; his blood pressure is 122/78 mm Hg. Bupropion is a moderate inhibitor of CYP2D6, but sertraline is not significantly affected at these doses, and his other medications do not rely on that enzyme.

Monitoring

He will return in four weeks. I will check blood pressure, sleep, anxiety, PHQ-9 score and sexual function using a brief standardized scale, so we both see whether things are actually improving. I also ask about suicidal thoughts at each visit, as with any change in antidepressant therapy.

Nondrug Measures

Some approaches need no prescription. Taking sertraline after sexual activity rather than before, when the timing of his day allows, is sometimes suggested, although evidence is thin. Reducing alcohol, improving sleep and addressing relationship stress can all affect sexual function. Regular exercise may help both mood and sexual health. These are offered as additions to the plan, not replacements for it.

Documenting the Conversation

The note will record the side effect in specific terms, the options discussed, the evidence shared, Mr. B.'s preferences and the agreed plan with its fallback. Documenting that the side effect was asked about and addressed also reminds any later clinician to ask again, since sexual side effects rarely appear in a chart unless someone records them.

Talking About It

Discussing sexual side effects openly helps. I ask whether his partner knows, and he says yes. I offer that she could join a future visit if he wishes. I also make sure he knows never to stop sertraline suddenly, since stopping suddenly can bring on a discontinuation syndrome with lightheadedness, irritability, vivid dreams and aching.

Why Not Sildenafil?

A phosphodiesterase-5 inhibitor is the best-supported add-on for men in the review, but its benefit was shown for erectile function (Taylor et al., 2013). Mr. B. reports normal erections with delayed ejaculation and reduced desire, problems a phosphodiesterase-5 inhibitor is not expected to fix. If erectile difficulty develops later, sildenafil would become a reasonable choice, after checking for nitrate use and cardiovascular risk.

If the Remission Slips

If his PHQ-9 rises above 10 during any change, we will return to the regimen that worked and address the side effect another way. Remission is the priority.

A Note on Time

The plan has a time frame. By the six-to-eight-week visit, we will know whether bupropion has helped. If his depression has stayed in remission for nine months or more by then, the question of how long to continue any antidepressant can also be revisited, since a planned, gradual taper after sustained remission may be appropriate for a first episode.

Conclusion

Mr. B.'s sexual side effects threatened the remission sertraline had achieved. Because later treatment steps succeed less often, the plan protects the working drug while adding bupropion, a reasonable if imperfectly studied option that may ease desire-related side effects and add antidepressant effect. Measured follow-up and a clear fallback make the plan safe, and asking the question at all made it possible.

What this part is doingThe conclusion restates why the plan protects the remission. Every source cited in the paper appears in the reference list.
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References

Cipriani, A., Furukawa, T. A., Salanti, G., Chaimani, A., Atkinson, L. Z., Ogawa, Y., Leucht, S., Ruhe, H. G., Turner, E. H., Higgins, J. P. T., Egger, M., Takeshima, N., Hayasaka, Y., Imai, H., Shinohara, K., Tajika, A., Ioannidis, J. P. A., & Geddes, J. R. (2018). Comparative efficacy and acceptability of 21 antidepressant drugs for the acute treatment of adults with major depressive disorder: A systematic review and network meta-analysis. The Lancet, 391(10128), 1357-1366. https://doi.org/10.1016/S0140-6736(17)32802-7

Rush, A. J., Trivedi, M. H., Wisniewski, S. R., Nierenberg, A. A., Stewart, J. W., Warden, D., Niederehe, G., Thase, M. E., Lavori, P. W., Lebowitz, B. D., McGrath, P. J., Rosenbaum, J. F., Sackeim, H. A., Kupfer, D. J., Luther, J., & Fava, M. (2006). Acute and longer-term outcomes in depressed outpatients requiring one or several treatment steps: A STAR*D report. American Journal of Psychiatry, 163(11), 1905-1917. https://doi.org/10.1176/ajp.2006.163.11.1905

Taylor, M. J., Rudkin, L., Bullemor-Day, P., Lubin, J., Chukwujekwu, C., & Hawton, K. (2013). Strategies for managing sexual dysfunction induced by antidepressant medication. Cochrane Database of Systematic Reviews, 2013(5), Article CD003382. https://doi.org/10.1002/14651858.CD003382.pub3

How this NRP 507 Week 7 example is structured

The NRP/507 Week 7 work usually asks for a psychotropic drug decision with its mechanism, evidence and monitoring. This paper treats a side effect as a threat to adherence and therefore to remission, compares each management option with its evidence and risks and reaches a plan the patient chooses. Students search this week as NRP 507 Week 7, NRP507 Wk 7 or NRP/507 Wk 7; all three are the same assignment.

NRP/507 Week 7 questions, answered

What does NRP/507 Week 7 usually ask for?

Many sections present a psychiatric case, such as depression or anxiety, and ask students to choose or adjust psychotropic therapy with evidence, mechanism, adverse effects and monitoring.

Why do SSRIs cause sexual side effects?

Increased serotonin activity, particularly at certain serotonin receptors, can reduce desire, delay orgasm and impair arousal, in part by dampening dopamine and other pathways involved in sexual function.

Is bupropion less likely to cause sexual side effects?

Yes. Bupropion acts mainly on norepinephrine and dopamine rather than serotonin and is associated with fewer sexual side effects than SSRIs.

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