Why Are Calcium-Channel Blockers Not Used in All Patients with Idiopathic

question 8

Multiple Choice

Why are calcium-channel blockers not used in all patients with idiopathic pulmonary artery hypertension?

• A) It causes severe side effects.
• B) Many of these patients have systemic hypotension.
• C) Only a small percentage of IPAH patients respond.
• D) There is a high incidence of anaphylaxis.

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