Contraindications And Precautions Practice Test

A 34-year-old woman (68 kg, 165 cm) who is 10 weeks pregnant presents with dysuria and urinary frequency. Urinalysis is consistent with uncomplicated cystitis; she is afebrile. Medical history: no chronic conditions. Current medications: prenatal vitamin daily. Allergies: none. Labs: serum creatinine 0.7 mg/dL, AST/ALT within normal limits. Which medication is contraindicated for this patient?

A 63-year-old man (90 kg, 180 cm) with chronic obstructive pulmonary disease (COPD) is prescribed a new medication for anxiety. Medical history: COPD requiring home oxygen, benign prostatic hyperplasia. Current medications: tiotropium inhaler 2 inhalations daily, albuterol HFA as needed, tamsulosin 0.4 mg nightly. Allergies: none. Labs: serum creatinine 1.0 mg/dL, AST/ALT within normal limits. The prescriber orders diazepam 10 mg by mouth three times daily. What precaution should be taken when prescribing this medication?