NR293 / NR-293 Exam 3 (Latest Update 2024 / 2025): Pharmacology for Nursing Practice | Complete Guide with Questions and Verified Answers | 100% Correct - Chamberlain

NR293 / NR-293 Exam 3 (Latest Update 2024 / 2025): Pharmacology for Nursing Practice | Complete Guide with Questions and Verified Answers | 100% Correct - Chamberlain Question: If a patient has a lithium level of 1.2mEq/L, should you give them their daily dosage? Answer: Yes. Always give scheduled dosage if the patient is within therapeutic range UNLESS they are showing s/s of toxicity. Question: What muscle relaxant drug can cause seizures? Answer: baclofen (Lioresal) Question: How is a hypertensive crisis caused in patients who are taking MAOIs? Answer: It is caused when they intake tyramine foods. The crisis happens within minutes of eating the food. Seek care immediately. Question: When should fluoxetine (Prozac) be administered? Why? Answer: In the morning to prevent insomnia ** this is under the Selective Serotonin Reuptake Inhibitors (SSRIs) class to treat depression Question: What is the first line therapy for anxiety? Answer: Class: Benzodiazepines Examples: - alprazolam (Xanax) - lorazepam (Ativan) - diazepam (Valium) Question: Can buspirone (Buspar) be used for acute anxiety attacks? Answer: No. It is a prevention only drug. Benzodiazepines can be utilized for acute anxiety attacks. Question: What is the first line therapy for depression? Answer: Depression Drug Class: Selective Serotonin Reuptake Inhibitors (SSRIs) Examples: - fluoxetine (Prozac) - paroxetine (Paxil) - sertraline (Zoloft) Question: What can happen if methylphenidate (Ritalin), a medication used for ADHD, is taken with MAOIs? Answer: hypertensive crisis Question: What increases the risk of toxicity in patients who are taking lithium for bipolar disorder? What are signs of toxicity? Answer: hyponatremia/hypernatremia s/s: - blurred vision - seizures - ataxia - confusion - cardiac dysrhythmias - death Question: When do we use antiseptics? When do we use disinfectants? Answer: antiseptics = on people disinfectants = surfaces Question: What is culture insensitivity? Answer: culture = what the bacteria or pathogen is sensitivity = which antibiotic will work Question: What is the main adverse effect for antibiotics? Answer: anaphylaxis Question: What do bactericidal antibiotics do? Answer: kill bacteria Question: What do bacteriostatic antibiotics do? Answer: inhibit growth of bacteria Question: Occurs when antibiotics reduce or elimate the normal bacteria and fungal flora; allows opportunistic microorganisms to grow and cause infection Manifestations: - fever - perineal itching - vaginal irritation and discharge - oral lesions - cough - lethargy - diarrhea Foods that help prevent infection: - yogurt - buttermilk - kefir - probiotic yogurts and/or supplements Answer: Superinfection Question: - take medication as directed - finish course unless directed to stop per HCP - use second form of BC if taking OCP - notify provider if s/s are not improving - N/V/D are common side effects Answer: General nursing considerations for antibiotic use Question: What are the classes of antibiotics? Answer: - Sulfonamides (sulf-) - Penicillins (-cillin) - Cephalosporins (ceph- or cef-) - Marcolides (-thromycin) - Quinolones/Fluoroquinolones (-floxacin) - Aminoglycosides (-cin) - Tetracyclines (-cycline) Question: Examples: - sulfamethoxazole + trimethoprim (Bactrim, Septra) MOA: - highly concentrated in urine Indications: - UTI - staph infections Adverse effects: - allergic reaction - blood dycrasias (anemia) - crystalluria - photosensitivity Contraindications: - kidney impairment Nursing implications: - hydrate (2-3L/day); monitor I&O's - monitor BUN and creatinine - take on empty stomach (if GI upset-take with food) Answer: Antibiotic drug class: Sulfonamides (sulf-)