Propranolol)
Propranolol should be used cautiously in patients with COPD (Chronic Obstructive Pulmonary Disease). Propranolol is a beta-blocker that can cause bronchoconstriction and breathing difficulties in some patients with pre-existing lung conditions. It is recommended to use beta-blockers with caution in patients with COPD, and only after careful consideration of the risks and benefits, and under close medical supervision. Of the options given, Amlodipine, Nifedipine, and Verapamil are calcium channel blockers and do not typically have significant respiratory effects.