The Health Care Provider Prescribes Finasteride (Proscar) for a 56-Year-Old

The health care provider prescribes finasteride (Proscar) for a 56-year-old patient who has benign prostatic hyperplasia (BPH) . When teaching the patient about the drug, the nurse informs him that

A) he should change position from lying to standing slowly to avoid dizziness.
B) his interest in sexual activity may decrease while he is taking the medication.
C) improvement in the obstructive symptoms should occur within about 2 weeks.
D) he will need to monitor his blood pressure frequently to assess for hypertension.