Practice Test 3

A 47-year-old female (weight 73 kg) brings a prescription for morphine extended-release (Schedule II) 60 mg orally every 8 hours for chronic pain. The patient is opioid-naïve per profile and reports only taking ibuprofen at home. Current medications: ibuprofen 400 mg as needed. Allergies: none. Medical history: fibromyalgia, anxiety; no substance use disorder. Labs: serum creatinine 0.8 mg/dL (0.6–1.3), alanine aminotransferase 20 U/L (7–56). Which action should the pharmacist take regarding this prescription?

A 29-year-old female (weight 62 kg) presents with a prescription for codeine/guaifenesin cough syrup (Schedule V) 10 mg/100 mg per 5 mL: take 10 mL every 4 hours as needed for cough. Current medications: fluconazole 200 mg daily (day 3 of 7) and sertraline 50 mg daily. Allergies: none. Medical history: pneumonia being treated outpatient; no substance use disorder. Labs: serum creatinine 0.7 mg/dL (0.6–1.3). Which controlled substance management action is most appropriate for this patient?