Pharmacological and Parenteral TherapiesQuestion 502 of 2368

A client has taken hydralazine for several weeks and now has a flat, red rash across the cheeks and the bridge of the nose. Which adverse effect should the nurse suspect?

  1. Rhabdomyolysis
  2. Heparin-induced thrombocytopenia
  3. Angioedema
  4. Systemic lupus erythematosus
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Correct answer: Systemic lupus erythematosus

Hydralazine can cause systemic lupus erythematosus. The butterfly rash is a characteristic sign.

Source: Nursing Pharmacology, 2nd edition (Open RN, Chippewa Valley Technical College, 2023), Cardiovascular & Renal Systems: Vasodilator. Licensed under CC BY 4.0.

Practice the topic "Pharmacological and Parenteral Therapies"

Questions last reviewed: 18 October 2026