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Pretest self-assessment question (answer at the end of the case)


Why might certain atypical antipsychotics interact detrimentally with MAOI antidepressants?




A. Some atypical antipsychotics possess serotonin reuptake inhibitor (SRI) properties



B. Some atypical antipsychotics possess SNRI properties



C. Some atypical antipsychotics are partial agonists at 5-HT1A receptors



D. Some atypical antipsychotics are partial agonists at D3 receptors



E. A, B, and C



F. All of the above






Patient evaluation on intake




  • 57-year-old man with a chief complaint of “horrible depression”



  • Feels he “made a bad decision” late in his career and is now unemployed after many successful years in equipment sales



  • Fearful and nervous that, at his age, he is too young to retire and too old to find a new job and be successful again



Psychiatric history




  • He had been without major mental health issues until he left his gainful employment of 25 years as an equipment salesman




    • He left during poor corporate economic times assuming his company would fold



    • He left for a second company for a sales position in a different market, and performed poorly on commission and was let go



    • Psychiatric symptoms developed after this



  • Has not been able to go back to work at all due to anxiety and fear about failing again



  • He admits to full syndromal depressive symptoms




    • He has passive suicidal thoughts and ideational guilt that he is a bad spouse in that he has let his family down by being unsuccessful and unemployed



    • Additionally, he is amotivated, fatigued, and states he is hopeless and pessimistic about the future



  • He now worries about everything, all the time, cannot focus, and is tense. He states he was never like this before



  • Additionally, he can barely “look people in the eye” and talk to them




    • He is very concerned about doing and saying the right thing



    • After years of remembering many details in sales, he can barely keep any facts straight, and is convinced that he will fail



    • Panic attacks have occurred at recent job interviews, and since then is avoiding most situations where he has to speak to superiors



  • He has relatively few friends as most were colleagues at his previous job



  • While he is at home more, he is experiencing more conflict with his wife, although states she is supportive



Social and personal history




  • He graduated high school and served successfully in the military without traumatic experience



  • He was gainfully employed in sales for many years before changing jobs as noted



  • His wife is employed now but they are having difficulties financially



  • He does not use drugs or alcohol



Medical history




  • He has experienced 10 lbs of weight loss while depressed over last several months and is slightly underweight



  • He has no acute or chronic medical issues



  • He has no liver or renal disease



Family history




  • Denies any known psychiatric illness in any family member



Medication history




  • One treatment so far while in the care of his PCP




    • He failed to respond to SSRI, paroxetine (Paxil) 40 mg/d



    • Currently, perhaps 10% improvement in intensity and duration of symptoms at most because he feels less sad and weepy, but is still socially not functioning well



Psychotherapy history




  • Recently, started outpatient CBT with an adept clinician in the local area



  • Little to no response to these psychotherapeutic interventions, but acknowledges it is early in the course of this intervention and feels comfortable conversing about his problems



Patient evaluation on initial visit




  • Acute onset of MDD symptoms with associated, or possibly comorbid anxiety disorder roughly six months ago



  • Suffers immensely with guilt over his decision to leave his successful job for a new job this late in his career



  • Very compliant with medication management and has started psychotherapy



  • Good insight into his illness and wants to get better



  • He has current, fleeting passive suicidal ideation



  • There is possible guilt-based delusions (current ideation noted) but no other signs of psychosis



  • Reports no current side effects



Current medications




  • Duloxetine (Cymbalta) 90 mg/d (SNRI was started after his SSRI failure by PCP)



  • Alprazolam (Xanax) 1 mg two times per day (BZ)



Question


In your clinical experience, would you expect a patient such as this to recover?




  • Yes, his premorbid health and functioning were very good



  • No, sometimes a devastating, late-life event causes chronic, unremitting depression



Attending physician’s mental notes: initial evaluation




  • This patient has his first MDE now. It is acute and triggered by a psychosocial stressor



  • It seems more than an adjustment disorder as it is pervasive, lasting over time, and clearly disabling



  • His initial failure on an SSRI is not alarming and he has recently been given a higher dose of an SNRI and started CBT, fostering a good prognosis



  • However, his older age of onset, loss of income, status, and some mild marital strife are concerning



Question


Which of the following would be your next step?




  • Increase the duloxetine (Cymbalta) to the full FDA dose of 120 mg



  • Increase the alprazolam (Xanax) to a higher, more effective dose



  • Augment the current medications with a third agent to accelerate response



  • Do nothing additionally outside waiting for SNRI and CBT effectiveness to occur



Attending physician’s mental notes: initial evaluation (continued)




  • This patient seems to be on one of the gold standard approaches to treating depression



  • First, an adequate trial dose/duration of an SSRI



  • Now started on an adequate dose/duration of an SNRI



  • Is starting bona fide CBT



  • Things look good in that the current regimen is a reasonable one



  • However, there is concern regarding his passive suicidal thoughts, which provoked a discussion about safety planning



  • He also seems very guilt ridden and ruminative about his failure. Will need to continue to investigate if this is delusional



  • He does meet criteria for MDD, SAD, and GAD



  • It is unclear if these are truly comorbid or if his depression is fostering the anxiety symptoms




    • The latter seems appropriate as he had no premorbid anxiety prior to the onset of his depression



  • If comorbid anxiety becomes more evident, his prognosis worsens



Further investigation


Is there anything else you would especially like to know about this patient?




  • What about details concerning his past medication treatment and his current CBT?




    • Has taken paroxetine (Paxil) up to 40 mg/d




      • He tolerated it well and only had a minimal clinical response, which he states was not meaningful



    • CBT has just started




      • He has had three sessions so far



      • He likes his therapist and seems to have good rapport



      • This therapist is well known in the community and has a good reputation, where many CBT techniques are utilized although in an eclectic manner, over a longer time than the usual manualized 12–20 week duration



Case outcome: first interim follow-up visit four weeks later




  • Patient now has more CBT and time on his SNRI



  • He is no better and acknowledges the same symptoms as on his first appointment



  • He states that he has no side effects, which he appreciates



Question


Would you increase his current medications or change strategies?




  • Yes, continue both duloxetine and alprazolam at even higher doses



  • Continue duloxetine at higher doses but keep alprazolam as it is



  • Continue alprazolam at higher doses but keep duloxetine as it is



  • No, discontinue both agents as they have failed to allow for a clinical response and start new regimen



Case outcome: second interim follow-up visit at two months




  • The patient had his duolextine (Cymbalta) increased to 120 mg/d and his alprazolam (Xanax) increased to 1 mg three times a day



  • He has no side effects, is normotensive, and is reliably using his controlled substance



  • This approach maximizes his antidepressant and the anxiolytic augmentation increase may help his secondary anxiety symptoms



  • This approach leaves no doubt that a full trial was given and also allows more time for CBT to become clinically effective



  • The patient shows moderately better affective ranges, less psychomotor symptoms, and states an absence of suicidal thoughts as a result



  • He is felt to be 20%–30% better

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Feb 16, 2017 | Posted by in PHARMACY | Comments Off on file

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