PMHNP Diagnosis and Treatment Practice Test

Last Updated on June 30, 2026

PMHNP Diagnosis and Treatment Practice Test 2026.  In the Psychiatric-Mental Health Nurse Practitioner Board Certification Examination (PMHNP) from this Diagnosis and Treatment section, there will be 33 MCQs in the real test.

The 33-point test encompasses this domain and measures candidates’ recognition of complementary/alternative treatments and DSM-5-TR diagnostic criteria. Among other things, candidates’ competencies in evidence-based practice, interpreting diagnostic and laboratory test results, pharmacotherapeutic management, and psychopharmacotherapeutic interventions are tested.

PMHNP Diagnosis and Treatment Practice Test

1) A patient reports blackouts and flashbacks associated with substance use. Which class of drugs is commonly associated with these symptoms?

2) A patient with bipolar disorder presents with elevated mood, increased energy, and impulsivity. Which medication is considered a first-line treatment for acute mania?

3) A patient is preoccupied with weight, food, and body image, resulting in severe disturbances in eating behavior. Which category of disorders best fits this presentation?

4) A patient presents with delusions, disorganized speech, and impaired social functioning. What is the priority intervention?

5) A patient exhibits excessive fear of separation from a spouse and avoids leaving home. Which diagnosis is most appropriate?

6) A patient avoids public transportation and open spaces due to fear of panic-like symptoms. Which diagnosis is most likely?

7) A patient presents with persistent difficulty initiating and maintaining sleep with daytime fatigue. Which diagnosis is most likely?

8) A patient diagnosed with schizophrenia is prescribed clozapine. Regular blood testing is required to assess:

9) Which medication would be the most appropriate initial treatment for a patient presenting with depression, insomnia, and decreased appetite?

10) To differentiate Bipolar Disorder from Premenstrual Dysphoric Disorder, the psychiatric-mental health nurse practitioner should:

11) A patient diagnosed with generalized anxiety disorder experiences debilitating panic attacks. Which medication is considered first-line pharmacologic treatment?

12) A patient presents with chronic somatic complaints without evidence of medical pathology. Which diagnosis should be considered?

13) A patient with major depressive disorder asks about complementary and alternative medicine (CAM). The psychiatric-mental health nurse practitioner's initial response should be to:

14) A woman experiences mood swings, irritability, and sleep disturbances before menstruation for at least two cycles. The psychiatric-mental health nurse practitioner should first:

15) A patient interested in CAM asks about Bach Flower remedies. The psychiatric-mental health nurse practitioner should:

16) A patient presents with mood swings, impulsivity, grandiosity, and decreased need for sleep. Which diagnosis should be considered?

17) A patient experiences depersonalization symptoms following substance use. Which factor helps differentiate substance-induced symptoms from Depersonalization/Derealization Disorder?

18) A patient with schizophrenia presents with auditory hallucinations and disorganized thinking. What symptom is commonly associated with schizophrenia?

19) Which medication class is most appropriate for long-term management of generalized anxiety disorder?

20) A patient with bipolar disorder experiences recurrent manic episodes despite treatment. Which medication may be considered as adjunctive therapy?

21) A patient experiences recurrent panic attacks accompanied by palpitations, sweating, and a sense of impending doom. The most likely diagnosis is:

22) A patient with schizophrenia presents with tongue protrusion and lip-smacking movements. These symptoms are most consistent with:

23) A 45-year-old patient reports feelings of sadness, loss of interest, and difficulty concentrating for more than six months. The psychiatric-mental health nurse practitioner suspects:

24) A patient presents with irritability and distractibility. Which consideration is important when differentiating ADHD from Major Depressive Disorder?

25) A teenager exhibits persistent irritability over many months without discrete manic episodes. Which diagnosis should be considered?

26) A patient with alcohol use disorder presents with persistent sadness, loss of interest, and feelings of worthlessness. The initial step should be to:

27) A patient reports hopelessness, loss of appetite, and insomnia. The psychiatric-mental health nurse practitioner suspects:

28) A patient with schizophrenia stabilized on risperidone develops irregular menstrual periods. The initial action is to:

29) A patient with treatment-resistant depression is considering ECT. The psychiatric-mental health nurse practitioner should explain that ECT primarily affects:

30) A patient with schizophrenia continues to experience persistent cognitive impairment despite antipsychotic treatment. Which adjunctive medication may be considered?

31) A patient insists on extensive testing despite multiple negative results and fears having a rare fatal disease. Which diagnosis should be prioritized?

32) A patient with PTSD reports distressing nightmares. Which medication is commonly used as adjunctive treatment?

33) A patient with bipolar disorder asks about participating in a research study involving an experimental drug. The most appropriate response is:

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